Manual Removal Guide for Win32.Sirefef

Friday

Active member
Alpha Testers
The following instructions have been created to help you to get rid of "Win32.Sirefef" 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
  • rootkit
Description:
Win32.Sirefef gets promoted via spam. It directs the user to a website faking youtube with porn videos. To watch the videos, the user is required to download and install Adobe flash. The linked download is a fake and installs the Trojan horse which will do further harm to the computer. Other versions of Win32.Sirefef also get promoted as other video codecs/players or updates and can also install rootkits and other Trojan horses.​
Removal Instructions:

Files:

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

Registry:

There are more registry entries that cannot be safely described in simple words. Please use Spybot-S&D 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,
  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.

There are more files or system entries belonging to this product that <$SPYBOTSD> can remove, but that cannot be easily described in text. Please use <$SPYBOTSD> to make sure <$PRODUCTNAME> gets completely removed.
 
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