Virus:TR/Koobface.1.1
Type:Trojan
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low
File size:66574 Bytes
MD5 checksum:32b6d74310c5ba3ab9b219432c54e58b
VDF version:7.10.06.229
IVDF version:7.10.14.225 - Wednesday, December 8, 2010

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Mcafee: PWS-Zbot.gen.di
   •  Kaspersky: Packed.Win32.Krap.ar
   •  Sophos: Troj/Krap-U
   •  Bitdefender: Gen:Variant.Zbot.25
   •  Grisoft: Win32/Heri
   •  Eset: Win32/Ramnit.A virus
   •  GData: Gen:Variant.Zbot.25
   •  DrWeb: Trojan.Rmnet.1
   •  Norman: Trojan W32/Ramnit.Y


Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003
   • Windows Vista
   • Windows Server 2008
   • Windows 7


Side effects:
   • Drops a file

 Files  It deletes the following files:
   • %Temp%/TM3.tmp
   • %Temp%/TM4.tmp



The following files are created:

– Non malicious file:
   • %PROGRAM FILES%\Internet Explorer\dmlconf.dat

– %HOME%\Start Menu\Programs\Startup\culuorba.exe

 Miscellaneous Internet connection:
In order to check for its internet connection the following DNS servers are contacted:
   • zahlung.name
   • tybdtyutjfyvetscev.com
   • bestmocleaner.com
   • ervwetyrbuyouiylkdhrbt.com
   • wervynuuyjhnbvfservdy.com
   • tybsyiutnrtvtybdrser.com


Event handler:
It creates the following Event handlers:
   • CreateFile
   • GetDriveType
   • FindNextFile
   • FindFirstFile
   • ShellExecute


Trusted file pretending:
Its process pretends to be the following trusted process: SAFlashPlayer.exe

Description inserted by Wensin Lee on Wednesday, May 9, 2012
Description updated by Wensin Lee on Wednesday, May 9, 2012

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