Adware.Win32.FUSIONCORE.AF
PUA.BundleLoader(IKARUS)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Adware
Destructiveness: No
Encrypted: No
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. It may be manually installed by a user.
TECHNICAL DETAILS
10,744,555 bytes
EXE
No
07 Apr 2019
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.
It may be manually installed by a user.
Installation
This Adware drops the following files:
- %User Temp%\is-{5 Random Characters}.tmp\{Random Characters}.tmp
- %User Temp%\is-{5 Random Characters}.tmp\itdownload.dll
- %User Temp%\is-{5 Random Characters}.tmp\rkinstaller.exe
- %User Temp%\is-{5 Random Characters}.tmp\rkverify.exe
- %Program Files%\Snow Man\unins000.dat
- %Program Files%\Snow Man\is-{5 Random Characters}.tmp
- %Program Files%\is-{5 Random Characters}.tmp
- %All Users Profile%\Microsoft\Windows\Start Menu\Programs\Snow Man\Snow Man.lnk
- %All Users Profile%\Microsoft\Windows\Start Menu\Programs\Snow Man\Snow Man on the Web.lnk
- %All Users Profile%\Microsoft\Windows\Start Menu\Programs\Snow Man\Uninstall Snow Man.lnk
- %Desktop%\Falco Space - Online Game!.lnk
- %Desktop%\FalconLine Online Games Website.lnk
- %Desktop%\FalcoGo WebGL Games!.lnk
- %Desktop%\Free Games Downloads!.lnk
- %Program Files%\Snow Man\Snow Man.url
- %User Temp%\CSMD250.tmp
- %System%\wbem\repository\WRITABLE.TST
- %Program Files%\Snow Man\unins000.exe
- %Program Files%\Snow Man\Game.exe
- %Program Files%\Snow Man\SnowMan.exe
- %Program Files%\FalcoSpace.ico
- %Program Files%\FalcoSpace.url
- %Program Files%\FalconLine.ico
- %Program Files%\FalconLine.url
- %Program Files%\Falco.ico
- %Program Files%\Falco.url
- %Program Files%\FalcoGo.ico
- %Program Files%\FalcoGo.url
(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(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000(32-bit), Server 2003(32-bit), XP, Vista(64-bit), 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit) , or C:\Program Files (x86) in Windows XP(64-bit), Vista(64-bit), 7(64-bit), 8(64-bit), 8.1(64-bit), 2008(64-bit), 2012(64-bit) and 10(64-bit).. %All Users Profile% is the common user's profile folder, which is usually C:\Documents and Settings\All Users on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\ProgramData on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit). . %Desktop% is the current user's desktop, which is usually C:\Documents and Settings\{User Name}\Desktop on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\Desktop on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).. %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)
It adds the following processes:
- %Program Files%\Snow Man\SnowMan.exe
- %User Temp%\is-{5 Random Characters}.tmp\{Random Characters}.tmp" /SL5="$1004FE,10210130,119808,{Malware path}\{Malware Name}.exe" -> executes %Program Files%\Snow Man\Game.exe
(Note: %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000(32-bit), Server 2003(32-bit), XP, Vista(64-bit), 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit) , or C:\Program Files (x86) in Windows XP(64-bit), Vista(64-bit), 7(64-bit), 8(64-bit), 8.1(64-bit), 2008(64-bit), 2012(64-bit) and 10(64-bit).. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
Other System Modifications
This Adware adds the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
Owner = {Hex Values}
HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
SessionHash = {Hex Values}
HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
Sequence = "1"
HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
RegFiles0000 = %Program Files%\Snow Man\Game.exe, %Program Files%\Snow Man\SnowMan.exe
HKEY_CURRENT_USER\Software\Microsoft\
RestartManager\Session0000
RegFilesHash = {Hex Values}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
Inno Setup: Setup Version = {Setup Version}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
Inno Setup: App Path = %Program Files%\Snow Man
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
InstallLocation = %Program Files%\Snow Man\
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
Inno Setup: Icon Group = Snow Man
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
Inno Setup: User = %username%
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
Inno Setup: Selected Tasks = quicklaunchicon
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
Inno Setup: Deselected Tasks = dektopicon
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
Inno Setup: Language = en_1
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
DisplayName = Snow Man {Version}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
UninstallString = "%Program Files%\Snow Man\unins000.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
QuietUninstallString = "%Program Files%\Snow Man\unins000.exe" /SILENT
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
Publisher = FalcoWare.Inc
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
URLInfoAbout = http://www.Freegamia.com
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
HelpLink = http://www.Freegamia.com
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
URLUpdateInfo = http://www.Freegamia.com
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
NoModify = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Snow Man_is1
NoRepair = "1"
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings
ProxyEnable = "1"
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Connections
SavedLegacySettings = {Hex values}
Other Details
This Adware does the following:
- It connects to the following URL after clicking:
- http://post.{BLOCKED}studies.com/packages/RI1034/ContentI3.exe/
- It connects to the following URL after installation:
- https://{BLOCKED}are.com/
- It displays the following after clicking:
- After installation it launches a game:
SOLUTION
9.850
2.164.36
11 Apr 2019
Step 1
Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.
Step 2
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Remove Adware.Win32.FUSIONCORE.AF by using its own Uninstall option
Step 4
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_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
- Owner = {Hex Values}
- Owner = {Hex Values}
- In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
- SessionHash = {Hex Values}
- SessionHash = {Hex Values}
- In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
- Sequence = "1"
- Sequence = "1"
- In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
- RegFiles0000 = %Program Files%\Snow Man\Game.exe, %Program Files%\Snow Man\SnowMan.exe
- RegFiles0000 = %Program Files%\Snow Man\Game.exe, %Program Files%\Snow Man\SnowMan.exe
- In HKEY_CURRENT_USER\Software\Microsoft\RestartManager\Session0000
- RegFilesHash = {Hex Values}
- RegFilesHash = {Hex Values}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- Inno Setup: Setup Version = {Setup Version}
- Inno Setup: Setup Version = {Setup Version}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- Inno Setup: App Path = %Program Files%\Snow Man
- Inno Setup: App Path = %Program Files%\Snow Man
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- InstallLocation = %Program Files%\Snow Man\</li</ul>
- InstallLocation = %Program Files%\Snow Man\</li</ul>
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- Inno Setup: Icon Group = Snow Man
- Inno Setup: Icon Group = Snow Man
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- Inno Setup: User = %username%
- Inno Setup: User = %username%
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- Inno Setup: Selected Tasks = quicklaunchicon
- Inno Setup: Selected Tasks = quicklaunchicon
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- Inno Setup: Deselected Tasks = dektopicon
- Inno Setup: Deselected Tasks = dektopicon
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- Inno Setup: Language = en_1
- Inno Setup: Language = en_1
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- DisplayName = Snow Man {Version}
- DisplayName = Snow Man {Version}
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- UninstallString = "%Program Files%\Snow Man\unins000.exe"
- UninstallString = "%Program Files%\Snow Man\unins000.exe"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- QuietUninstallString = "%Program Files%\Snow Man\unins000.exe" /SILENT
- QuietUninstallString = "%Program Files%\Snow Man\unins000.exe" /SILENT
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- Publisher = FalcoWare.Inc
- Publisher = FalcoWare.Inc
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- URLInfoAbout = http://www.Freegamia.com
- URLInfoAbout = http://www.Freegamia.com
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- HelpLink = http://www.Freegamia.com
- HelpLink = http://www.Freegamia.com
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- URLUpdateInfo = http://www.Freegamia.com
- URLUpdateInfo = http://www.Freegamia.com
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- NoModify = "1" <li></ul>
- NoModify = "1" <li></ul>
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snow Man_is1
- NoRepair = "1"
- NoRepair = "1"
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
- ProxyEnable = "1"
- ProxyEnable = "1"
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
- SavedLegacySettings = {Hex values}
- SavedLegacySettings = {Hex values}
Step 5
Search and delete these files
- %User Temp%\is-{5 Random Characters}.tmp\{Random Characters}.tmp
- %User Temp%\is-{5 Random Characters}.tmp\itdownload.dll
- %User Temp%\is-{5 Random Characters}.tmp\rkinstaller.exe
- %User Temp%\is-{5 Random Characters}.tmp\rkverify.exe
- %Program Files%\Snow Man\unins000.dat
- %Program Files%\Snow Man\is-{5 Random Characters}.tmp
- %Program Files%\is-{5 Random Characters}.tmp
- %All Users Profile%\Microsoft\Windows\Start Menu\Programs\Snow Man\Snow Man.lnk
- %All Users Profile%\Microsoft\Windows\Start Menu\Programs\Snow Man\Snow Man on the Web.lnk
- %All Users Profile%\Microsoft\Windows\Start Menu\Programs\Snow Man\Uninstall Snow Man.lnk
- %Desktop%\Falco Space - Online Game!.lnk
- %Desktop%\FalconLine Online Games Website.lnk
- %Desktop%\FalcoGo WebGL Games!.lnk
- %Desktop%\Free Games Downloads!.lnk
- %Program Files%\Snow Man\Snow Man.url
- %User Temp%\CSMD250.tmp
- %System%\wbem\repository\WRITABLE.TST
- %Program Files%\Snow Man\unins000.exe
- %Program Files%\Snow Man\Game.exe
- %Program Files%\Snow Man\SnowMan.exe
- %Program Files%\FalcoSpace.ico
- %Program Files%\FalcoSpace.url
- %Program Files%\FalconLine.ico
- %Program Files%\FalconLine.url
- %Program Files%\Falco.ico
- %Program Files%\Falco.url
- %Program Files%\FalcoGo.ico
- %Program Files%\FalcoGo.url
Step 6
Scan your computer with your Trend Micro product to delete files detected as Adware.Win32.FUSIONCORE.AF 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 the following Trend Micro Support pages for more information:
Step 7
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.
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