Eng
  1. Skip to navigation
  2. Skip to content
  3. Skip to sidebar


NetSky.L


Aliases:


NetSky.L
W32/Netsky.L, I-Worm.Netsky.l

Malware
Email-Worm
W32

Summary

Another Netsky variant discovered on March 10th 2004. It drops itself as AVprotect.exe to Windows directory.



Disinfection & Removal


Automatic Disinfection

Allow F-Secure Anti-Virus to disinfect the relevant files.

For more general information on disinfection, please see Removal Instructions.


Eliminating a Local Network Outbreak

If the infection is in a local network, please follow the instructions on this webpage:



Technical Details

This new variant is a stripped down version, just containing a minimum set of features and with no comments on the ongoing virus war.

It will create the following key to point to itself:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
 "HtProtect" = %sysdir%\AVprotect.exe

And create a mutex named "Rabbo" so it's not run more than once.


Email Spreading

It will spread using any of the following subjects:

Re: Important
 Re: Your document
 Re: Your details
 Re: Approved

With message bodies from the list:

Your file is attached.
 Please read the document.
 Your document is attached.
 Please read the attached file.
 Please see the attached file for details.

And with attachment names from:

your_file_%s.pif
 details_%s.pif
 document_%s.pif

Where '%s' will be substituted by a text string.







Submit a sample




Wondering if a file or URL is malicious? Submit a sample to our Lab for analysis via the Sample Analysis System (SAS)

Give And Get Advice




Give advice. Get advice. Share the knowledge on our free discussion forum.