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Added to the Dr.Web virus database: 2012-02-01

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates the following services:
  • [<HKLM>\SYSTEM\ControlSet001\Services\eventchk] 'Start' = '00000002'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\inf\svchost.exe' = '<SYSTEM32>\inf\svchost.exe:*:Enabled:@xpsp2res.dll,-22001'
Creates and executes the following:
  • <SYSTEM32>\inf\svchost.exe 
Modifies file system :
Creates the following files:
  • <SYSTEM32>\inf\svchost.exe
Sets the 'hidden' attribute to the following files:
  • <SYSTEM32>\inf\svchost.exe
Deletes itself.
Network activity:
  • '12#.#54.231.248':15000
  • '12#.#54.231.247':15000
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Doctor Web is the Russian developer of Dr.Web anti-virus software. Dr.Web anti-virus software has been developed since 1992.

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