Summary

Summary
Action
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| How it spreads |
|
|---|---|
| Affected operating systems | Windows |
| Characteristics |
|
| Protection available since | 15 February 2005 20:56:25 (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 worms.
More Information
W32/Forbot-EC is a network worm with backdoor functionality for the Windows platform. The worm allows unauthorised remote access to the infected system via IRC channels while running in the background as a service process. The worm may also spread by DCC.
W32/Forbot-EC exploits various vulnerabilities, including the LSASS vulnerability (see MS04-011).
The backdoor functionality of the worm includes being able to act as a proxy, sniff packets, download updates, delete network shares and steal keys for various software products. W32/Forbot-EC is a network worm with backdoor functionality for the Windows platform. The worm allows unauthorised remote access to the infected system via IRC channels while running in the background as a service process. The worm may also spread by DCC.
W32/Forbot-EC copies itself to the Windows system folder as EMP32.EXE and creates the following registry entries in order to run itself on system startup:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
Help Temp Files
emp32.exe
HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce
Help Temp Files
emp32.exe
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
Help Temp Files
emp32.exe
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Help Temp Files
emp32.exe
HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce
Help Temp Files
emp32.exe
W32/Forbot-EC also registers itself as a service named "addicted-to.druggs.info" with the display name "Help Temp Files".
W32/Forbot-EC exploits various vulnerabilities, including the LSASS vulnerability (see MS04-011).
The backdoor functionality of the worm includes being able to act as a proxy, sniff packets, download updates, delete network shares and steal keys for various software products.
