Sophos

W32/Allaple-B

Aliases
  • W32/RAHack
  • Exploit-DcomRpc.gen
Category
Type
What to do
Prevalence low high

Summary

 
How it spreads
  • Network shares
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from February 2007 (4.14)
Protection available since 20 December 2006 15:37:16 (GMT)
Detected by All Sophos products

Action

More Information

W32/Allaple-B is a network worm for the Windows platform.

W32/Allaple-B spreads to other network computers by exploiting common buffer overflow vulnerabilities, including: SRVSVC (MS06-040), RPC-DCOM (MS04-012), PNP (MS05-039) and ASN.1 (MS04-007) and by copying itself to network shares protected by weak passwords.

W32/Allaple-B searches local disks for HTML files and injects code into them to activate the installed copy of the worm. W32/Allaple-B is a network worm for the Windows platform.

W32/Allaple-B spreads to other network computers by exploiting common buffer overflow vulnerabilities, including: SRVSVC (MS06-040), RPC-DCOM (MS04-012), PNP (MS05-039) and ASN.1 (MS04-007) and by copying itself to network shares protected by weak passwords.

When first run W32/Allaple-B copies itself to <System>\urdvxc.exe.

The W32/Allaple-B is registered as a COM object.

W32/Allaple-B installs itself as a service with the name "MSWindows".

W32/Allaple-B searches local disks for HTML files and injects code into them to activate the installed copy of the worm.

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