The following instructions have been created to help you to get rid of "Win32.Shark.af" manually.
Use this guide at your own risk; software should usually be better suited to remove malware, since it is able to look deeper.

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Threat Details:

Categories:
  • trojan

Description:
This trojan horse uses a porn software as a bait to get executed. Once executed the trojan horse adds itself as Windows Update to the system start and continuously sends request to a fixed IP address. The trojan horse is packed with Themida which is supposed to prevent reverse engeneering and/or monitoring with security tools.
Supposed Functionality:
Supposed to be Windows Update or a porn software.
Removal Instructions:

Autorun:

Please use Spybot-S&D, RunAlyzer or msconfig.exe to remove the following autorun entries.
  • Entries named "Windows Update" and pointing to "<$SYSDIR>\*.exe".

Files:

Important: There are more files that cannot be safely described in simple words. Please use Spybot-S&D to remove them.

Registry:

You can use regedit.exe (included in Windows) to locate and delete these registry entries.
  • Delete the registry key "m" at "HKEY_CURRENT_USER\Software\VB and VBA Program Settings\".
  • Delete the registry key "Windows Update" at "HKEY_CURRENT_USER\Software\VB and VBA Program Settings\".
If Win32.Shark.af uses rootkit technologies, use our RegAlyzer, RootAlyzer or our Total Commander anti-rootkit plugins.

Final Words:

If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
  1. Please read these instructions before requesting assistance,
  2. Then start your own thread in the Malware Removal Forum where a volunteer analyst will advise you as soon as available.