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BKDR_TDSS.WIM

October 08, 2012
 Analysis by: kathleenno
 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Backdoor

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This backdoor may be dropped by other malware.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

PE

Memory Resident:

Yes

Initial Samples Received Date:

11 Mar 2011

Arrival Details

This backdoor may be dropped by the following malware:

  • TROJ_TDSS.WIN

NOTES:

It may connect to the following servers where it receives task from a remote malicious user:

  • http://{BLOCKED}1kf-a.com/
  • http://{BLOCKED}-acom.com/
  • http://{BLOCKED}apcell.com/
  • http://{BLOCKED}1come.com/
  • http://{BLOCKED}otcom.com/
  • https://{BLOCKED}agcla.com/
  • https://{BLOCKED}mak01.com/
  • https://{BLOCKED}akq8x.com/

  SOLUTION

Minimum Scan Engine:

8.900

FIRST VSAPI PATTERN FILE:

7.894.03

FIRST VSAPI PATTERN DATE:

11 Mar 2011

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 malware files dropped/downloaded by BKDR_TDSS.WIM

Step 3

Scan your computer with your Trend Micro product to delete files detected as BKDR_TDSS.WIM. 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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