TR/Dldr.Swizzor.DV - Trojan

See also

Summary

Full description

Statistics

Virus:	TR/Dldr.Swizzor.DV
Date discovered:	26/02/2007
Type:	Trojan
Subtype:	Downloader
In the wild:	No
Reported Infections:	Low
Distribution Potential:	Low
Damage Potential:	Low to medium
Static file:	No
File size:	62.570 Bytes
VDF version:	6.37.01.155 - Mon, 26 Feb 2007 09:41 (GMT+1)
IVDF version:	6.37.01.162 - Mon, 26 Feb 2007 09:41 (GMT+1)

General Method of propagation:
   • No own spreading routine

Aliases:
   • Kaspersky: Trojan-Downloader.Win32.Swizzor.dv
   • F-Secure: Trojan-Downloader.Win32.Swizzor.dv
   • Grisoft: Downloader.Swizzor.8.BK
   • Eset: Win32/TrojanDownloader.Swizzor
   • Bitdefender: Trojan.Downloader.Swizzor.DQ

Platforms / OS:
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003

Side effects:
   • Downloads a malicious file
   • Registry modification

Files It tries to download a file:

– The location is the following:
• http://%random character string%.bins.dns-look-up.com/bins/int/**********
It is saved on the local hard drive under: %TEMPDIR%\sta14.exe Furthermore this file gets executed after it was fully downloaded. Further investigation pointed out that this file is malware, too. Detected as: TR/Dldr.Swizzor.Gen

Registry The following registry key is added:

– [HKCU\Software\Transdeadsoft]
• internet option = %hex values%

Injection – It injects itself into a process.

Process name:
• iexplore.exe

File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

See a brief description here.

Description inserted by Andrei Gherman on Tue, 15 May 2007 09:45 (GMT+1)
Description updated by Andrei Gherman on Tue, 15 May 2007 10:01 (GMT+1)

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