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W32/Mofei-V

Category
Type
What to do
Prevalence low high

Summary

 
How it spreads
  • Network shares
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 8 June 2007 07:14:04 (GMT)
Detected by All Sophos products
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Action

More Information

W32/Mofei-V is a worm which spreads via network shares and contains a backdoor Trojan which allows remote access and control over the computer. W32/Mofei-V is a worm which spreads via network shares and contains a backdoor Trojan which allows remote access and control over the computer.

When first run W32/Mofei-V copies itself to <Temp>\Del1.tmp and creates the following files:

<System>\iprip32.asf - detected as W32/Mofei-V
<System>\iprip32.dat - may be deleted
<System>\ipripst.dll - detected as W32/Mofei-V

The file ipripst.dll is registered as a new service named "IPRIP". Registry entries are created under:

HKLM\SYSTEM\CurrentControlSet\Services\IPRIP

W32/Mofei-V has the ability to inject itself into other processes as an attempt to hide itself.

W32/Mofei-V provides backdoor access and control over the computer by creating a port (backdoor) and then listening for instructions being sent from a remote client.

The remote intruder will be able to carry out a variety of actions, including getting a Windows command shell, getting a content listing for selected folders, deleting files and folders, executing files and downloading files from the internet.

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