Summary

Summary
Action
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| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Protection available since | 10 November 2004 10:00:07 (GMT) |
| Detected by | All Sophos products |
- Free virus, spyware, and adware scan
- Test your existing anti-virus protection
- Find threats your anti-virus missed
Action

Summary
Action
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Please follow the instructions for removing Trojans.
More Information
Troj/Ranck-AZ is a Proxy Trojan for the Windows platform that allows a malicious user to route HTTP traffic through remote access to an infected computer.
Troj/Ranck-AZ may arrive as a part of RAR archive that is a W32/Sdbot-RF dropper file.
When executed Troj/Ranck-AZ sets the following registry entry with the path to the running file in order to run automatically when Windows starts up:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\vxcxcvfck.
Also Troj/Ranck-AZ sets the registry entry:
HKLM\SOFTWARE\Microsoft\DownloadManager
