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View Full Version : Manual Removal Guide for Win32.MSIL



Friday
2013-01-09, 14:39
The following instructions have been created to help you to get rid of "Win32.MSIL" manually.
Use this guide at your own risk; software should usually be better suited to remove malware, since it is able to look deeper.

If this guide was helpful to you, please consider donating towards this site (http://www.safer-networking.org/index.php?page=donate).

Threat Details:

Categories:
trojan

Description:
Win32.MSIL drops files to infected systems, creates autorun entries for malware files and pretends to be an update for a legit application. In this way it opens a backdoor. Win32.MSIL uses obfuscation methods and disguises as a system file or a key generator to avoid suspicion.
Removal Instructions:

Autorun:

Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd), RunAlyzer (http://www.safer-networking.org/index.php?page=runalyzer) or msconfig.exe to remove the following autorun entries.

Entries named "FacbookUpdate" and pointing to "<$APPDATA>\FacbookUpdate.exe".
Entries named "UpdateViewer" and pointing to "<$APPDATA>\UpdateViewer".
Entries named "WinUpdate" and pointing to "<$APPDATA>\WinUpdate.exe".

Important: There are more autorun entries that cannot be safely described in simple words. Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) to remove them.

Files:

Please use Windows Explorer or another file manager of your choice to locate and delete these files.

The file at "<$APPDATA>\FacbookUpdate.exe".
The file at "<$APPDATA>\UpdateViewer.exe".
The file at "<$APPDATA>\WinUpdate.exe".
Make sure you set your file manager to display hidden and system files. If Win32.MSIL uses rootkit technologies, use our RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify files!

Important: There are more files that cannot be safely described in simple words. Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) to remove them.

Final Words:

If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
Please read these instructions (http://forums.spybot.info/showthread.php?t=288) before requesting assistance,
Then start your own thread in the Malware Removal Forum (http://forums.spybot.info/forumdisplay.php?f=22) where a volunteer analyst will advise you as soon as available.