Modified by: Jennifer Gumban

ALIASES:

Adware:Win32/Dymanet (Microsoft)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Adware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This adware 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

File Size: 13,452,385 bytes
File Type: EXE
Memory Resident: Yes
Initial Samples Received Date: 29 Jan 2014

Arrival Details

This adware 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 adware drops the following files:

  • %User Temp%\st_mc826_1930.exe
  • %User Temp%\bpro_mc826_1930.dat
  • %User Temp%\ns{random values}.tmp\nsBlowFish.dll
  • %User Temp%\bpro_mc826_1930.exe
  • %User Temp%\ns{random values}.tmp\InetLoad.dll
  • %Program Files%\${CMPNY}\stprob\1.9.3.0\zrpt.xml
  • %Windows%\$NtUninstallMTF1011$\mmx.dll
  • %Windows%\$NtUninstallMTF1011$\mmduch.dll
  • %Windows%\$NtUninstallMTF1011$\apUninstall.exe
  • %Windows%\$NtUninstallMTF1011$\zrpt.xml

(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, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), and 7 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), and 7 (64-bit).. %Windows% is the Windows folder, which is usually C:\Windows.)

It creates the following folders:

  • %System Root%\DOCUME~1
  • %System Root%\DOCUME~1\Wilbert
  • %User Profile%\LOCALS~1
  • %Windows%\$NtUninstallMTF1011$
  • %User Temp%\ns{random values}.tmp

(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:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %Windows% is the Windows folder, which is usually C:\Windows.. %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, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.)

Autostart Technique

This adware adds the following registry entries to enable its automatic execution at every system startup:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
bipro = "rundll32 %Windows%\$NtUninstallMTF1011$\mmduch.dll,,Run"

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\{A77BD516-EF72-410C-AA99-91DBCE70FF8C}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{04E7243F-B647-4086-985C-4B893A710DE6}

Other System Modifications

This adware adds the following registry keys:

HKEY_CLASSES_ROOT\AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\
instl\data

HKEY_CLASSES_ROOT\AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\
instl\data

HKEY_CLASSES_ROOT\brumacwkqgrm.brumacwkqgrm.1.0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
brumacwkqgrm.brumacwkqgrm.1.0\CLSID

HKEY_CLASSES_ROOT\brumacwkqgrm.brumacwkqgrm

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
brumacwkqgrm.brumacwkqgrm\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
brumacwkqgrm.brumacwkqgrm\CurVer

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}\VersionIndependentProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}\InprocServer32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{A77BD516-EF72-410C-AA99-91DBCE70FF8C}

HKEY_CLASSES_ROOT\APPID\{84C3C236-F588-4c93-84F4-147B2ABBE67B}\
apps\{481C8F1D-406A-46A7-9EAF-3F92FF647486}

HKEY_CLASSES_ROOT\adfacwkqpr.adfacwkqpr.1.0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
adfacwkqpr.adfacwkqpr.1.0\CLSID

HKEY_CLASSES_ROOT\adfacwkqpr.adfacwkqpr

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
adfacwkqpr.adfacwkqpr\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
adfacwkqpr.adfacwkqpr\CurVer

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}\VersionIndependentProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}\InprocServer32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}\TypeLib

HKEY_CLASSES_ROOT\chkacwkqhst.chkacwkqhst.1.0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
chkacwkqhst.chkacwkqhst.1.0\CLSID

HKEY_CLASSES_ROOT\chkacwkqhst.chkacwkqhst

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
chkacwkqhst.chkacwkqhst\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
chkacwkqhst.chkacwkqhst\CurVer

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}\VersionIndependentProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}\InprocServer32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{04E7243F-B647-4086-985C-4B893A710DE6}

HKEY_CLASSES_ROOT\APPID\{84C3C236-F588-4c93-84F4-147B2ABBE67B}\
apps\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}

HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
$NtUninstallMTF1011$

HKEY_CURRENT_USER\Software\Sky-Banners\
skb

HKEY_CURRENT_USER\Software\Sky-Banners\
skb\cnfg

HKEY_CURRENT_USER\Software\Sky-Banners\
skb\instl

HKEY_LOCAL_MACHINE\Software\Sky-Banners\
skb

HKEY_CURRENT_USER\Software\Street-Ads\
sta

HKEY_CURRENT_USER\Software\Street-Ads\
sta\cnfg

HKEY_CURRENT_USER\Software\Street-Ads\
sta\instl

HKEY_LOCAL_MACHINE\Software\Street-Ads\
sta

HKEY_LOCAL_MACHINE\SOFTWARE\Street-Ads\
sta\instl

HKEY_LOCAL_MACHINE\SOFTWARE\Sky-Banners\
skb\instl

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\
data
afltId = "mc826"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\
data
afltId = "mc826"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{A77BD516-EF72-410C-AA99-91DBCE70FF8C}
NoExplorer = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}\InprocServer32
ThreadingModel = "apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\
data
hrdId = "68ad0fd043c11e7b00000050569f5548"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\
data
instlDay = "3edf"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\
data
prdctId = "adPro"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\
data
sftId = "c2e1c60e00cc4483b232cde51c2a7223"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{04E7243F-B647-4086-985C-4B893A710DE6}
NoExplorer = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}\InprocServer32
ThreadingModel = "apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}\InprocServer32
ThreadingModel = "apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\
data
hrdId = "68ad0fd043c11e7b00000050569f5548"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\
data
instlDay = "3edf"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\
data
prdctId = "skb"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\
data
sftId = "02947705690d4cd7ac6dad396d8adafb"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
$NtUninstallMTF1011$
DisplayName = "Street-Ads Browser Enhancer"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
$NtUninstallMTF1011$
UninstallString = "%Windows%\$NtUninstallMTF1011$\apUninstall.exe "

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
$NtUninstallMTF1011$
NoModify = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
$NtUninstallMTF1011$
NoRepair = "1"

HKEY_CURRENT_USER\Software\Sky-Banners\
skb\cnfg
sqntlNtwrkErr = "1"

HKEY_CURRENT_USER\Software\Street-Ads\
sta
cnfgFail = "1"

HKEY_CURRENT_USER\Software\Street-Ads\
sta\cnfg
sqntlNtwrkErr = "1"

Other Details

This adware connects to the following possibly malicious URL:

  • http://reports.{BLOCKED}t-work.com/instl/nsis.srf?{random characters}

  SOLUTION

Minimum Scan Engine: 9.300
SSAPI PATTERN File: 1.164.28
SSAPI PATTERN Date: 07 Apr 2011

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Restart in Safe Mode

[ Learn More ]

Step 3

Close all opened browser windows

Step 4

Delete this registry key

[ Learn More ]

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_CLASSES_ROOT\AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl
    • data
  • In HKEY_CLASSES_ROOT\AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl
    • data
  • In HKEY_CLASSES_ROOT
    • brumacwkqgrm.brumacwkqgrm.1.0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\brumacwkqgrm.brumacwkqgrm.1.0
    • CLSID
  • In HKEY_CLASSES_ROOT
    • brumacwkqgrm.brumacwkqgrm
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\brumacwkqgrm.brumacwkqgrm
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\brumacwkqgrm.brumacwkqgrm
    • CurVer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {69C1E1EE-037A-42A6-8B33-5C162DC67961}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}
    • ProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}
    • VersionIndependentProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}
    • Programmable
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}
    • InprocServer32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {A77BD516-EF72-410C-AA99-91DBCE70FF8C}
  • In HKEY_CLASSES_ROOT\APPID\{84C3C236-F588-4c93-84F4-147B2ABBE67B}\apps
    • {481C8F1D-406A-46A7-9EAF-3F92FF647486}
  • In HKEY_CLASSES_ROOT
    • adfacwkqpr.adfacwkqpr.1.0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\adfacwkqpr.adfacwkqpr.1.0
    • CLSID
  • In HKEY_CLASSES_ROOT
    • adfacwkqpr.adfacwkqpr
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\adfacwkqpr.adfacwkqpr
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\adfacwkqpr.adfacwkqpr
    • CurVer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {2965E66B-B1AE-4070-BF8C-7639AC857B6F}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}
    • ProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}
    • VersionIndependentProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}
    • Programmable
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}
    • InprocServer32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}
    • TypeLib
  • In HKEY_CLASSES_ROOT
    • chkacwkqhst.chkacwkqhst.1.0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\chkacwkqhst.chkacwkqhst.1.0
    • CLSID
  • In HKEY_CLASSES_ROOT
    • chkacwkqhst.chkacwkqhst
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\chkacwkqhst.chkacwkqhst
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\chkacwkqhst.chkacwkqhst
    • CurVer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {7ECD024E-2662-4900-901E-D9AEAE6BA417}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}
    • ProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}
    • VersionIndependentProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}
    • Programmable
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}
    • InprocServer32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {04E7243F-B647-4086-985C-4B893A710DE6}
  • In HKEY_CLASSES_ROOT\APPID\{84C3C236-F588-4c93-84F4-147B2ABBE67B}\apps
    • {3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}
  • In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • $NtUninstallMTF1011$
  • In HKEY_CURRENT_USER\Software\Sky-Banners
    • skb
  • In HKEY_CURRENT_USER\Software\Sky-Banners\skb
    • cnfg
  • In HKEY_CURRENT_USER\Software\Sky-Banners\skb
    • instl
  • In HKEY_LOCAL_MACHINE\Software\Sky-Banners
    • skb
  • In HKEY_CURRENT_USER\Software\Street-Ads
    • sta
  • In HKEY_CURRENT_USER\Software\Street-Ads\sta
    • cnfg
  • In HKEY_CURRENT_USER\Software\Street-Ads\sta
    • instl
  • In HKEY_LOCAL_MACHINE\Software\Street-Ads
    • sta
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Street-Ads\sta
    • instl
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Sky-Banners\skb
    • instl

Step 5

Delete this registry value

[ Learn More ]

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
    • bipro = rundll32 %Windows%\$NtUninstallMTF1011$\mmduch.dll,,Run
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\data
    • afltId = mc826
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\data
    • afltId = mc826
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{A77BD516-EF72-410C-AA99-91DBCE70FF8C}
    • NoExplorer = 1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{69C1E1EE-037A-42A6-8B33-5C162DC67961}\InprocServer32
    • ThreadingModel = apartment
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\data
    • hrdId = 68ad0fd043c11e7b00000050569f5548
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\data
    • instlDay = 3edf
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\data
    • prdctId = adPro
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{481C8F1D-406A-46A7-9EAF-3F92FF647486}\instl\data
    • sftId = c2e1c60e00cc4483b232cde51c2a7223
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{04E7243F-B647-4086-985C-4B893A710DE6}
    • NoExplorer = 1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{2965E66B-B1AE-4070-BF8C-7639AC857B6F}\InprocServer32
    • ThreadingModel = apartment
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{7ECD024E-2662-4900-901E-D9AEAE6BA417}\InprocServer32
    • ThreadingModel = apartment
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\data
    • hrdId = 68ad0fd043c11e7b00000050569f5548
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\data
    • instlDay = 3edf
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\data
    • prdctId = skb
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{3A5ABBED-93B2-4FAE-865B-D2F4C41A9208}\instl\data
    • sftId = 02947705690d4cd7ac6dad396d8adafb
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\$NtUninstallMTF1011$
    • DisplayName = Street-Ads Browser Enhancer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\$NtUninstallMTF1011$
    • UninstallString = %Windows%\$NtUninstallMTF1011$\apUninstall.exe
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\$NtUninstallMTF1011$
    • NoModify = 1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\$NtUninstallMTF1011$
    • NoRepair = 1
  • In HKEY_CURRENT_USER\Software\Sky-Banners\skb\cnfg
    • sqntlNtwrkErr = 1
  • In HKEY_CURRENT_USER\Software\Street-Ads\sta
    • cnfgFail = 1
  • In HKEY_CURRENT_USER\Software\Street-Ads\sta\cnfg
    • sqntlNtwrkErr = 1

Step 6

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %User Temp%\st_mc826_1930.exe
  • %User Temp%\bpro_mc826_1930.dat
  • %User Temp%\ns{random values}.tmp\nsBlowFish.dll
  • %User Temp%\bpro_mc826_1930.exe
  • %User Temp%\ns{random values}.tmp\InetLoad.dll
  • %Program Files%\${CMPNY}\stprob\1.9.3.0\zrpt.xml
  • %Windows%\$NtUninstallMTF1011$\mmx.dll
  • %Windows%\$NtUninstallMTF1011$\mmduch.dll
  • %Windows%\$NtUninstallMTF1011$\apUninstall.exe
  • %Windows%\$NtUninstallMTF1011$\zrpt.xml

Step 7

Search and delete these folders

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Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %System Root%\DOCUME~1
  • %System Root%\DOCUME~1\Wilbert
  • %User Profile%\LOCALS~1
  • %User Temp%\ns{random values}.tmp
  • %Windows%\$NtUninstallMTF1011$

Step 8

Restart in normal mode and scan your computer with your Trend Micro product for files detected as ADW_DYMANET. 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.


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