TROJ_AGENT.JDSM
Trojan.ADH.2 (Symantec); ARC:NSIS, PAK:[SkyMonk.exe]:UPX, PAK:[update.exe]:UPX, PAK:[$PLUGINSDIR\md5dll.dll]:UPX (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt)
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
3,613,203 bytes
EXE
Yes
29 Mar 2012
Arrival Details
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Trojan creates the following folders:
- %System Root%\DOCUME~1
- %System Root%\DOCUME~1\Wilbert
- %User Profile%\LOCALS~1
- %User Temp%\nsa2.tmp
- %Program Files%\SkyMonk
- %Start Menu%\Programs\SkyMonk Client
- %Application Data%\Mail.Ru
- %Program Files%\Mail.Ru
- %Program Files%\Mail.Ru\Sputnik
- %Program Files%\Mail.Ru\Guard
- %User Profile%\Application Data\{DCD48218-E972-4d0c-9E5F-43462BC13E3B}
- %Application Data%\Mail.Ru\Sputnik
- %Application Data%\Mail.Ru\Sputnik\Pics
(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %Program Files% is the default Program Files folder, usually C:\Program Files.. %Start Menu% is the current user's Start Menu folder, which is usually C:\Windows\Profiles\{user name}\Start Menu on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Start Menu on Windows NT and C:\Windows\Start Menu or C:\Documents and Settings\{User name}\Start Menu on Windows 2000, XP, and Server 2003.. %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.)
Autostart Technique
This Trojan adds the following registry entries to enable its automatic execution at every system startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
Guard.Mail.ru.gui = "%Program Files%\Mail.Ru\Guard\GuardMailRu.exe /gui"
It registers itself as a BHO to ensure its automatic execution every time Internet Explorer is used by adding the following registry keys:
HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{8984B388-A5BB-4DF7-B274-77B879E179DB}
Other System Modifications
This Trojan deletes the following files:
- %User Temp%\nsv1.tmp
- %User Temp%\nsa2.tmp
- %User Profile%\{DCD48218-E972-4d0c-9E5F-43462BC13E3B}\{9BED5EE2-0547-4706-8600-D3897629ADE0}
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.)
It adds the following registry keys:
HKEY_LOCAL_MACHINE\SOFTWARE\SkyMonk
HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
HKEY_CLASSES_ROOT\*\shell\
smonkcli
HKEY_CLASSES_ROOT\*\shell\
smonkcli\command
HKEY_LOCAL_MACHINE\System\Software\
Config
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru
HKEY_LOCAL_MACHINE\Software\Mail.Ru\
Guard
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
HKEY_CLASSES_ROOT\CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}\
InprocServer32
HKEY_CURRENT_USER\MailRuSputnik.MailRuBHO
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MailRuSputnik.MailRuBHO\CLSID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MailRuSputnik.MailRuBHO\CurVer
HKEY_CURRENT_USER\MailRuSputnik.MailRuBHO.1
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MailRuSputnik.MailRuBHO.1\CLSID
HKEY_CURRENT_USER\CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}\InprocServer32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}\ProgID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}\Programmable
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}\VersionIndependentProgID
HKEY_CURRENT_USER\MailRu.MailRuSputnikObj
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MailRu.MailRuSputnikObj\CLSID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MailRu.MailRuSputnikObj\CurVer
HKEY_CURRENT_USER\MailRu.MailRuSputnikObj.1
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MailRu.MailRuSputnikObj.1\CLSID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}\ProgID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}\Programmable
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}\VersionIndependentProgID
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{5F768C80-5A23-4172-A085-9509B9C569A3}
HKEY_LOCAL_MACHINE\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{9E63AAC0-8ED6-4898-AF35-78C60F73B818}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
MailRuSputnik
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{BFD1C493-BE73-4660-9924-7C23CF34C11D}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\SputnikHelper.EXE
HKEY_CLASSES_ROOT\SputnikHelper.SputnikHelperObj.1
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SputnikHelper.SputnikHelperObj.1\CLSID
HKEY_CLASSES_ROOT\SputnikHelper.SputnikHelperObj
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SputnikHelper.SputnikHelperObj\CLSID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SputnikHelper.SputnikHelperObj\CurVer
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}\ProgID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}\VersionIndependentProgID
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}\Programmable
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}\LocalServer32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0\
FLAGS
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0\
0
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0\
0\win32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0\
HELPDIR
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}\ProxyStubClsid
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}\ProxyStubClsid32
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}\TypeLib
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Guard.Mail.ru
HKEY_CURRENT_USER\Software\Mail.Ru\
Guard\Advertising
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\City
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
TrafficJam
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Weather
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Stream
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Mail
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Odnoklassniki
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
SportBox
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Infox
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
News3d
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\USD
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\EUR
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\AUD
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\BYR
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\CAD
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\CHF
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\CNY
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\DKK
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\GBP
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\ISK
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\JPY
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\KZT
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\NOK
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\RUB
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\SEK
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\SGD
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\TRY
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\UAH
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\XDR
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
UrlPageRank
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Provider
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Operator
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
2Gis
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
My
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Money
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
mTorrent
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\History
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\FeatureStat
It adds the following registry entries:
HKEY_LOCAL_MACHINE\SOFTWARE\SkyMonk
InstallDir = "%Program Files%\SkyMonk"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
DisplayName = "SkyMonk Client"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
UninstallString = "%Program Files%\SkyMonk\uninstall.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
NoModify = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
NoRepair = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
Publisher = "Letitbit"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
DisplayVersion = "1.71"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
DisplayIcon = "%Program Files%\SkyMonk\SkyMonk.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
SkyMonk Client
URLInfoAbout = "http://{BLOCKED}k.net"
HKEY_LOCAL_MACHINE\SYSTEM\Software\
Config
BootMS = "26c6e1ec9961b0982d34af1da6023ce0"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
GUID = "{E075FA2D-B296-46DA-A94E-CA1CAA62277D}"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
DisplayName = "mail.ru: ????? ? ?????????"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
URL = "http://go.{BLOCKED}l.ru/search?q={searchTerms}&utf8in=1&fr=ietb"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
FaviconURLFallback = "http://go.{BLOCKED}l.ru/favicon.ico"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
ShowSearchSuggestions = "1"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
SuggestionsURL = "http://suggests.{BLOCKED}o.mail.ru/ie8?q={searchTerms}"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\SearchScopes
DefaultScope = "{E88E0043-C9D4-4e33-8555-FEE4F5B63060}"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
Layout_ID = "6"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Toolbar
{09900DE8-1DCA-443F-9243-26FF581438AF} = "???????@Mail.Ru"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\URLSearchHooks
{09900DE8-1DCA-443F-9243-26FF581438AF} = "???????@Mail.Ru"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}\InprocServer32
ThreadingModel = "Apartment"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}\InprocServer32
ThreadingModel = "Apartment"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{5F768C80-5A23-4172-A085-9509B9C569A3}
AppName = "SputnikHelper.exe"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{5F768C80-5A23-4172-A085-9509B9C569A3}
AppPath = "%Program Files%\Mail.Ru\Sputnik"
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{5F768C80-5A23-4172-A085-9509B9C569A3}
Policy = "3"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{9E63AAC0-8ED6-4898-AF35-78C60F73B818}
AppName = "SputnikHelper.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{9E63AAC0-8ED6-4898-AF35-78C60F73B818}
AppPath = "%Program Files%\Mail.Ru\Sputnik"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{9E63AAC0-8ED6-4898-AF35-78C60F73B818}
Policy = "3"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
MailRuSputnik
UninstallString = "{random characters}"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
MailRuSputnik
DisplayName = "Mail.Ru ??????? 2.4.0.508"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
MailRuSputnik
Publisher = "Mail.Ru"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
MailRuSputnik
DisplayIcon = "%Program Files%\Mail.Ru\Sputnik\MailRuSputnik_rfrletitbit2_s_mpcln9514.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
MailRuSputnik
InstallLocation = "%Program Files%\Mail.Ru\Sputnik"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
MailRuSputnik
VersionMajor = "2"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
MailRuSputnik
VersionMinor = "4"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
NEW = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
RFR = "letitbit2"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
partner_new_url = "http://{BLOCKED}it.net/additional_stats.php"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
new_sig = "dd2728c2459cd38818297cc0557b7438"
HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru
sputnik_installs = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar
LiteMode = "0"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
FastLinks = "3d"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
ViewSettings = "2b"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
SearchSettings = "2"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
HistorySize = "32"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
UseMailto = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
EnableMusic = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
KeepHistory = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
AppendOnNavigateError = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\SputnikHelper.EXE
AppID = "{BFD1C493-BE73-4660-9924-7C23CF34C11D}"
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}\TypeLib
Version = "1.0"
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\
List
%Program Files%\Mail.Ru\Sputnik\SputnikHelper.exe = "{random characters}"
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\
List
%Program Files%\Mail.Ru\Sputnik\SputnikFlashPlayer.exe = "{random characters}"
HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru\
Guard
Language = "ru"
HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru\
Guard
UserGUID = "{E075FA2D-B296-46DA-A94E-CA1CAA62277D}"
HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru
GuardNEW = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Guard.Mail.ru
DisplayIcon = "%Program Files%\Mail.Ru\Guard\GuardMailRu.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Guard.Mail.ru
DisplayName = "Guard.Mail.ru"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Guard.Mail.ru
Publisher = "Mail.ru"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Guard.Mail.ru
UninstallString = "%Program Files%\Mail.Ru\Guard\GuardMailRu.exe /uninstall"
HKEY_CURRENT_USER\Software\Mail.Ru\
Guard\Advertising
DownloadPeriod = "384"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
TrafficJam
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Weather
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Mail
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Odnoklassniki
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
UrlPageRank
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
My
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Money
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\EUR
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings\Informers\
Currency\USD
Enabled = "1"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
ProtectedMode = "0"
HKEY_CURRENT_USER\Software\Mail.Ru\
IE_Bar\Settings
Visible = "1"
It modifies the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
Start Page = "http://www.{BLOCKED}l.ru/cnt/9514"
(Note: The default value data of the said registry entry is http://www.microsoft.com/isapi/redir.dll?prd=ie&pver=6&ar=msnhome.)
HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Toolbar\WebBrowser
ITBarLayout = "{random values}"
(Note: The default value data of the said registry entry is {random values}.)
Dropping Routine
This Trojan drops the following files:
- %User Temp%\nsa2.tmp\UserInfo.dll
- %User Temp%\nsa2.tmp\System.dll
- %User Temp%\nsa2.tmp\modern-header.bmp
- %User Temp%\nsa2.tmp\nsDialogs.dll
- %Program Files%\SkyMonk\SkyMonk.exe
- %Program Files%\SkyMonk\update.exe
- %Program Files%\SkyMonk\filter.dll
- %Program Files%\SkyMonk\english.loc
- %Program Files%\SkyMonk\russian.loc
- %Program Files%\SkyMonk\skymonk.dat
- %Program Files%\SkyMonk\uninstall.exe
- %Start Menu%\Programs\SkyMonk Client\SkyMonk.lnk
- %Start Menu%\Programs\SkyMonk Client\Uninstall SkyMonk.lnk
- %Desktop%\SkyMonk.lnk
- %User Temp%\MailRuSputnik_rfrletitbit2_s_mpcln9514.exe
- %User Temp%\nsa2.tmp\md5dll.dll
- %User Temp%\nsa2.tmp\InetLoad.dll
- %User Temp%\nsn3.tmp
- %User Temp%\0325569509C4422FB2E30B9B5F226CF9.html
- %Favorites%\Mail.Ru.url
- %Favorites%\Mail.Ru ????? - ????????? ??? ???????!.url
- %Application Data%\Mail.Ru\GoMailRu.ico
- %Desktop%\?????? ? ?????????.url
- %Program Files%\Mail.Ru\Sputnik\MailRuSputnik.dll
- %Program Files%\Mail.Ru\Sputnik\SputnikHelper.exe
- %Program Files%\Mail.Ru\Sputnik\SputnikFlashPlayer.exe
- %User Temp%\GuardMailRu.exe
- %Program Files%\Mail.Ru\Guard\GuardMailRu.exe
- %User Profile%\{dcd48218-e972-4d0c-9e5f-43462bc13e3b}\{9bed5ee2-0547-4706-8600-d3897629ade0}
- %Application Data%\Mail.Ru\Sputnik\Pics\btn.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\c_b.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\c_t.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\logo.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\st_d.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\st_u.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\tria.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\trib.gif
- %Program Files%\Mail.Ru\Sputnik\MailRuSputnik_rfrletitbit2_s_mpcln9514.exe
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %Program Files% is the default Program Files folder, usually C:\Program Files.. %Start Menu% is the current user's Start Menu folder, which is usually C:\Windows\Profiles\{user name}\Start Menu on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Start Menu on Windows NT and C:\Windows\Start Menu or C:\Documents and Settings\{User name}\Start Menu on Windows 2000, XP, and Server 2003.. %Desktop% is the current user's desktop, which is usually C:\Windows\Profiles\{user name}\Desktop on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Desktop on Windows NT, and C:\Documents and Settings\{User Name}\Desktop on Windows 2000, XP, and Server 2003.. %Favorites% is the current user's Favorites folder, which is usually C:\Windows\Favorites on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Favorites on Windows NT, and C:\Documents and Settings\{user name}\Favorites on Windows 2000, XP, and Server 2003.. %Application Data% is the current user's Application Data folder, which is usually C:\Windows\Profiles\{user name}\Application Data on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Application Data on Windows NT, and C:\Documents and Settings\{user name}\Local Settings\Application Data on Windows 2000, XP, and Server 2003.. %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.)
Other Details
This Trojan connects to the following possibly malicious URL:
- http://{BLOCKED}k.net/api/{BLOCKED}k_counter.php
- http://binupdate.{BLOCKED}l.ru/instant_telem/version2.xml
- http://mra1.{BLOCKED}l.ru/agent/18
- http://weather.{BLOCKED}k.mail.ru/inf/{BLOCKED}k_v2.xml?cityid=0&grades=c
- http://{BLOCKED}lsputnik.{BLOCKED}l.ru/cgi-bin/checknew?sputnik=2
- http://www.{BLOCKED}assniki.ru/browserToolbarGetData?v=2
- http://sputnikmaps.{BLOCKED}l.ru/informer/informer.aspx?geocode=0
- http://{BLOCKED}it.net/additional_stats.php
- http://mrb.{BLOCKED}l.ru/update/2/version.txt?{random characters}
- http://inf.{BLOCKED}l.ru/sputnik/rate/sputnik.xml?v=USD,EUR&short=1
- http://xml.{BLOCKED}y.mail.ru/sputnik
This report is generated via an automated analysis system.
SOLUTION
9.200
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Restart in Safe Mode
Step 3
Close all opened browser windows
Step 4
Delete this registry key
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_LOCAL_MACHINE\SOFTWARE
- SkyMonk
- In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
- SkyMonk Client
- In HKEY_CLASSES_ROOT\*\shell
- smonkcli
- In HKEY_CLASSES_ROOT\*\shell\smonkcli
- command
- In HKEY_LOCAL_MACHINE\System\Software
- Config
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar
- Settings
- In HKEY_LOCAL_MACHINE\SOFTWARE
- Mail.Ru
- In HKEY_LOCAL_MACHINE\Software\Mail.Ru
- Guard
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes
- {E88E0043-C9D4-4e33-8555-FEE4F5B63060}
- In HKEY_CLASSES_ROOT\CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}
- InprocServer32
- In HKEY_CURRENT_USER
- MailRuSputnik.MailRuBHO
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MailRuSputnik.MailRuBHO
- CLSID
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MailRuSputnik.MailRuBHO
- CurVer
- In HKEY_CURRENT_USER
- MailRuSputnik.MailRuBHO.1
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MailRuSputnik.MailRuBHO.1
- CLSID
- In HKEY_CURRENT_USER\CLSID
- {8984B388-A5BB-4DF7-B274-77B879E179DB}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}
- InprocServer32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}
- ProgID
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}
- Programmable
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}
- TypeLib
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}
- VersionIndependentProgID
- In HKEY_CURRENT_USER
- MailRu.MailRuSputnikObj
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MailRu.MailRuSputnikObj
- CLSID
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MailRu.MailRuSputnikObj
- CurVer
- In HKEY_CURRENT_USER
- MailRu.MailRuSputnikObj.1
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MailRu.MailRuSputnikObj.1
- CLSID
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}
- ProgID
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}
- Programmable
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}
- TypeLib
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}
- VersionIndependentProgID
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy
- {5F768C80-5A23-4172-A085-9509B9C569A3}
- In HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy
- {9E63AAC0-8ED6-4898-AF35-78C60F73B818}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
- MailRuSputnik
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID
- {BFD1C493-BE73-4660-9924-7C23CF34C11D}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID
- SputnikHelper.EXE
- In HKEY_CLASSES_ROOT
- SputnikHelper.SputnikHelperObj.1
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SputnikHelper.SputnikHelperObj.1
- CLSID
- In HKEY_CLASSES_ROOT
- SputnikHelper.SputnikHelperObj
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SputnikHelper.SputnikHelperObj
- CLSID
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SputnikHelper.SputnikHelperObj
- CurVer
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
- {D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}
- ProgID
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}
- VersionIndependentProgID
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}
- Programmable
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}
- LocalServer32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{D2D4C0D4-2E88-40D0-A0DB-B8F9AC388529}
- TypeLib
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib
- {A6024453-8AD2-4424-8C4E-AB8BDE5506B9}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}
- 1.0
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0
- FLAGS
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0
- 0
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0\0
- win32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{A6024453-8AD2-4424-8C4E-AB8BDE5506B9}\1.0
- HELPDIR
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
- {2D1384D8-DA46-44FF-8E24-2049552FF9D7}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}
- ProxyStubClsid
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}
- ProxyStubClsid32
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}
- TypeLib
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
- Guard.Mail.ru
- In HKEY_CURRENT_USER\Software\Mail.Ru\Guard
- Advertising
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- City
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- TrafficJam
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- Weather
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- Stream
- In HKEY_CURRENT_USER\Software.Ru\IE_Bar\Settings\Informers
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- Odnoklassniki
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- SportBox
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- Infox
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- News3d
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- USD
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- EUR
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- AUD
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- BYR
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- CAD
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- CHF
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- CNY
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- DKK
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- GBP
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- ISK
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- JPY
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- KZT
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- NOK
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- RUB
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- SEK
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- SGD
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- TRY
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- UAH
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency
- XDR
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- UrlPageRank
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- Provider
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- Operator
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- 2Gis
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- My
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- Money
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers
- mTorrent
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar
- History
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- FeatureStat
Step 5
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
- Guard.Mail.ru.gui = "%Program Files%\Mail.Ru\Guard\GuardMailRu.exe /gui"
- In HKEY_LOCAL_MACHINE\SOFTWARE\SkyMonk
- InstallDir = "%Program Files%\SkyMonk"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SkyMonk Client
- DisplayName = "SkyMonk Client"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SkyMonk Client
- UninstallString = "%Program Files%\SkyMonk\uninstall.exe"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SkyMonk Client
- NoModify = "1"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SkyMonk Client
- NoRepair = "1"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SkyMonk Client
- Publisher = "Letitbit"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SkyMonk Client
- DisplayVersion = "1.71"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SkyMonk Client
- DisplayIcon = "%Program Files%\SkyMonk\SkyMonk.exe"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SkyMonk Client
- URLInfoAbout = "http://{BLOCKED}k.net"
- In HKEY_LOCAL_MACHINE\SYSTEM\Software\Config
- BootMS = "26c6e1ec9961b0982d34af1da6023ce0"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- GUID = "{E075FA2D-B296-46DA-A94E-CA1CAA62277D}"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
- DisplayName = "mail.ru: ????? ? ?????????"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
- URL = "http://go.{BLOCKED}l.ru/search?q={searchTerms}&utf8in=1&fr=ietb"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
- FaviconURLFallback = "http://go.{BLOCKED}l.ru/favicon.ico"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
- ShowSearchSuggestions = "1"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes\{E88E0043-C9D4-4e33-8555-FEE4F5B63060}
- SuggestionsURL = "http://suggests.{BLOCKED}o.mail.ru/ie8?q={searchTerms}"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchScopes
- DefaultScope = "{E88E0043-C9D4-4e33-8555-FEE4F5B63060}"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- Layout_ID = "6"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Toolbar
- {09900DE8-1DCA-443F-9243-26FF581438AF} = "???????@Mail.Ru"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\URLSearchHooks
- {09900DE8-1DCA-443F-9243-26FF581438AF} = "???????@Mail.Ru"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{8984B388-A5BB-4DF7-B274-77B879E179DB}\InprocServer32
- ThreadingModel = "Apartment"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{09900DE8-1DCA-443F-9243-26FF581438AF}\InprocServer32
- ThreadingModel = "Apartment"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{5F768C80-5A23-4172-A085-9509B9C569A3}
- AppName = "SputnikHelper.exe"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{5F768C80-5A23-4172-A085-9509B9C569A3}
- AppPath = "%Program Files%\Mail.Ru\Sputnik"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{5F768C80-5A23-4172-A085-9509B9C569A3}
- Policy = "3"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{9E63AAC0-8ED6-4898-AF35-78C60F73B818}
- AppName = "SputnikHelper.exe"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{9E63AAC0-8ED6-4898-AF35-78C60F73B818}
- AppPath = "%Program Files%\Mail.Ru\Sputnik"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{9E63AAC0-8ED6-4898-AF35-78C60F73B818}
- Policy = "3"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MailRuSputnik
- UninstallString = "{random characters}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MailRuSputnik
- DisplayName = "Mail.Ru ??????? 2.4.0.508"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MailRuSputnik
- Publisher = "Mail.Ru"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MailRuSputnik
- DisplayIcon = "%Program Files%\Mail.Ru\Sputnik\MailRuSputnik_rfrletitbit2_s_mpcln9514.exe"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MailRuSputnik
- InstallLocation = "%Program Files%\Mail.Ru\Sputnik"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MailRuSputnik
- VersionMajor = "2"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\MailRuSputnik
- VersionMinor = "4"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- NEW = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- RFR = "letitbit2"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- partner_new_url = "http://{BLOCKED}it.net/additional_stats.php"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- new_sig = "dd2728c2459cd38818297cc0557b7438"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru
- sputnik_installs = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar
- LiteMode = "0"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- FastLinks = "3d"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- ViewSettings = "2b"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- SearchSettings = "2"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- HistorySize = "32"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- UseMailto = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- EnableMusic = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- KeepHistory = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- AppendOnNavigateError = "1"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\SputnikHelper.EXE
- AppID = "{BFD1C493-BE73-4660-9924-7C23CF34C11D}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{2D1384D8-DA46-44FF-8E24-2049552FF9D7}\TypeLib
- Version = "1.0"
- In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List
- %Program Files%\Mail.Ru\Sputnik\SputnikHelper.exe = "{random characters}"
- In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List
- %Program Files%\Mail.Ru\Sputnik\SputnikFlashPlayer.exe = "{random characters}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru\Guard
- Language = "ru"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru\Guard
- UserGUID = "{E075FA2D-B296-46DA-A94E-CA1CAA62277D}"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Mail.Ru
- GuardNEW = "1"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Guard.Mail.ru
- DisplayIcon = "%Program Files%\Mail.Ru\Guard\GuardMailRu.exe"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Guard.Mail.ru
- DisplayName = "Guard.Mail.ru"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Guard.Mail.ru
- Publisher = "Mail.ru"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Guard.Mail.ru
- UninstallString = "%Program Files%\Mail.Ru\Guard\GuardMailRu.exe /uninstall"
- In HKEY_CURRENT_USER\Software\Mail.Ru\Guard\Advertising
- DownloadPeriod = "384"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\TrafficJam
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Weather
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Mail
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Odnoklassniki
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\UrlPageRank
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\My
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Money
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency\EUR
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings\Informers\Currency\USD
- Enabled = "1"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- ProtectedMode = "0"
- In HKEY_CURRENT_USER\Software\Mail.Ru\IE_Bar\Settings
- Visible = "1"
Step 6
Restore this modified registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
- From: Start Page = "http://www.{BLOCKED}l.ru/cnt/9514"
To: Start Page = ""http://www.microsoft.com/isapi/redir.dll?prd=ie&pver=6&ar=msnhome""
- From: Start Page = "http://www.{BLOCKED}l.ru/cnt/9514"
- In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser
- From: ITBarLayout = "{random values}"
To: ITBarLayout = ""{random values}""
- From: ITBarLayout = "{random values}"
Step 7
Search and delete these files
- %User Temp%\nsa2.tmp\UserInfo.dll
- %User Temp%\nsa2.tmp\System.dll
- %User Temp%\nsa2.tmp\modern-header.bmp
- %User Temp%\nsa2.tmp\nsDialogs.dll
- %Program Files%\SkyMonk\SkyMonk.exe
- %Program Files%\SkyMonk\update.exe
- %Program Files%\SkyMonk\filter.dll
- %Program Files%\SkyMonk\english.loc
- %Program Files%\SkyMonk\russian.loc
- %Program Files%\SkyMonk\skymonk.dat
- %Program Files%\SkyMonk\uninstall.exe
- %Start Menu%\Programs\SkyMonk Client\SkyMonk.lnk
- %Start Menu%\Programs\SkyMonk Client\Uninstall SkyMonk.lnk
- %Desktop%\SkyMonk.lnk
- %User Temp%\MailRuSputnik_rfrletitbit2_s_mpcln9514.exe
- %User Temp%\nsa2.tmp\md5dll.dll
- %User Temp%\nsa2.tmp\InetLoad.dll
- %User Temp%\nsn3.tmp
- %User Temp%\0325569509C4422FB2E30B9B5F226CF9.html
- %Favorites%\Mail.Ru.url
- %Favorites%\Mail.Ru ????? - ????????? ??? ???????!.url
- %Application Data%\Mail.Ru\GoMailRu.ico
- %Desktop%\?????? ? ?????????.url
- %Program Files%\Mail.Ru\Sputnik\MailRuSputnik.dll
- %Program Files%\Mail.Ru\Sputnik\SputnikHelper.exe
- %Program Files%\Mail.Ru\Sputnik\SputnikFlashPlayer.exe
- %User Temp%\GuardMailRu.exe
- %Program Files%\Mail.Ru\Guard\GuardMailRu.exe
- %User Profile%\{dcd48218-e972-4d0c-9e5f-43462bc13e3b}\{9bed5ee2-0547-4706-8600-d3897629ade0}
- %Application Data%\Mail.Ru\Sputnik\Pics\btn.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\c_b.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\c_t.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\logo.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\st_d.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\st_u.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\tria.gif
- %Application Data%\Mail.Ru\Sputnik\Pics\trib.gif
- %Program Files%\Mail.Ru\Sputnik\MailRuSputnik_rfrletitbit2_s_mpcln9514.exe
Step 8
Search and delete these folders
- %System Root%\DOCUME~1
- %System Root%\DOCUME~1\Wilbert
- %User Profile%\LOCALS~1
- %User Temp%\nsa2.tmp
- %Program Files%\SkyMonk
- %Start Menu%\Programs\SkyMonk Client
- %Application Data%\Mail.Ru
- %Program Files%\Mail.Ru
- %Program Files%\Mail.Ru\Sputnik
- %Program Files%\Mail.Ru\Guard
- %User Profile%\Application Data\{DCD48218-E972-4d0c-9E5F-43462BC13E3B}
- %Application Data%\Mail.Ru\Sputnik
- %Application Data%\Mail.Ru\Sputnik\Pics
Step 9
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_AGENT.JDSM. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
Step 10
Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.
- %User Temp%\nsv1.tmp
- %User Temp%\nsa2.tmp
- %User Profile%\{DCD48218-E972-4d0c-9E5F-43462BC13E3B}\{9BED5EE2-0547-4706-8600-D3897629ADE0}
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