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RTKT_AGENT.BBZN

October 09, 2012
 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It connects to certain websites to send and receive information. It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size:

34,560 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

14 Apr 2012

Arrival Details

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Other Details

This Trojan connects to the following website to send and receive information:

  • http://{Random Domain}/{Random Characters}/c_bkk.gif
  • http://{Random Domain/upfile.asp

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

  SOLUTION

Minimum Scan Engine:

9.200

FIRST VSAPI PATTERN FILE:

8.908.05

FIRST VSAPI PATTERN DATE:

14 Apr 2012

VSAPI OPR PATTERN File:

8.909.00

VSAPI OPR PATTERN Date:

14 Apr 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

Scan your computer with your Trend Micro product to delete files detected as RTKT_AGENT.BBZN. 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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