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TROJ_KILLAV.SMRB

October 09, 2012
 Analysis by: Christopher Daniel So
 ALIASES:

Trojan:Win32/Killav.DR (Microsoft), Trojan Horse (Symantec), Generic ProcKill.g (McAfee), Troj/KillAV-GE (Sophos), Trojan.Win32.KillAV (Ikarus), Trj/KillAV.LV (Panda)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW


This Trojan may be dropped by other malware.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size:

77,824 bytes

File Type:

DLL

Initial Samples Received Date:

15 Mar 2012

Payload:

Terminates processes

Arrival Details

This Trojan may be dropped by the following malware:

  • TROJ_KILLAV.ARB

Other Details

This Trojan requires its main component to successfully perform its intended routine.

NOTES:
It has the capability of terminating and uninstalling anti-virus products from the following vendors:

  • AVG
  • AntiVir
  • Avast
  • BitDefender
  • ESET
  • F-Secure
  • G Data
  • Kaspersky
  • McAfee
  • Panda
  • Symantec
  • ZoneLabs

  SOLUTION

Minimum Scan Engine:

9.200

FIRST VSAPI PATTERN FILE:

8.842.01

FIRST VSAPI PATTERN DATE:

17 Mar 2012

VSAPI OPR PATTERN File:

8.843.00

VSAPI OPR PATTERN Date:

17 Mar 2012

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Remove the malware/grayware file that dropped/downloaded TROJ_KILLAV.SMRB

    • TROJ_KILLAV.ARB

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_KILLAV.SMRB. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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