TR/Spy.Banker.AATZ.1 - Trojan

See also

Summary

Full description

Statistics

Virus:	TR/Spy.Banker.AATZ.1
Date discovered:	27/05/2008
Type:	Trojan
Subtype:	Spy
In the wild:	Yes
Reported Infections:	Low
Distribution Potential:	Low
Damage Potential:	Low to medium
Static file:	Yes
File size:	1.014.272 Bytes
MD5 checksum:	67906bbf203a6cd8b54939a9fd0f4b7c
IVDF version:	7.00.04.98 - Tue, 27 May 2008 12:02 (GMT+1)

General Method of propagation:
   • No own spreading routine

Aliases:
   • Symantec: Infostealer.Bancos
   • Kaspersky: Trojan-Spy.Win32.Banker.nml
   • F-Secure: Trojan-Spy.Win32.Banker.nml
   • Sophos: Troj/Dloadr-BLX
   • Panda: Trj/Banker.LAQ
   • Grisoft: PSW.Banker4.AGMP
   • VirusBuster: TrojanSpy.Banker.BCIN
   • Eset: Win32/Spy.Banker.OVQ trojan
   • Bitdefender: Trojan.Spy.Banker.AATZ

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

Side effects:
   • Registry modification
   • Steals information

Registry It registers a browser helper object (BHO) by adding the following key:

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\
   Browser Helper Objects\{3A4E6FF3-BF59-446E-9DC8-731BCE2F349A}]

The following registry keys are added:

– [HKCR\CLSID\{%CLSID%}]
   • @="NETWORK SERVICE"

– [HKCR\CLSID\{%CLSID%}\InprocServer32]
   • @="%malware execution directory%\%malware dll%"
   • "ThreadingModel"="Apartment"

– [HKCR\CLSID\{%CLSID%}\ProgID]
   • @="%executed file%.Microsoft Update Service"

– [HKCR\%executed file%.Microsoft Update Service]
   • @="NETWORK SERVICE"

– [HKCR\%executed file%.Microsoft Update Service\Clsid]
   • @="{3A4E6FF3-BF59-446E-9DC8-731BCE2F349A}"

File details Programming language:
The malware program was written in Delphi.

Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with the following runtime packer:
• Themida

See a brief description here.

Description inserted by Thomas Wegele on Wed, 09 Jul 2008 14:40 (GMT+1)
Description updated by Thomas Wegele on Fri, 11 Jul 2008 06:57 (GMT+1)

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