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Threat Encyclopedia

BKDR_BIFROSE.SMU

ANALYSIS BY

Roland Marco Dela Paz


PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type:Backdoor

  • Destructiveness:No

  • Encrypted: Yes

  • In the wild: Yes

OVERVIEW


This backdoor may be downloaded by other malware/grayware/spyware from remote sites. It may be downloaded by other malware/grayware from remote sites. It may be unknowingly downloaded by a user while visiting malicious websites.

This is the Trend Micro detection for files that exhibit certain behaviors.

TECHNICAL DETAILS

File Size:

Varies

File Type:

PE

Memory Resident:

Yes

Initial Samples Received Date:

18 Sep 2008

Arrival Details

This backdoor may be downloaded by other malware/grayware/spyware from remote sites.

It may be downloaded by the following malware/grayware from remote sites:

It may be unknowingly downloaded by a user while visiting malicious websites.

Other Details

This is the Trend Micro detection for:

  • Files that are capable of opening ports to allow a remote user to connect to the affected system. Once a successful connection is established, the remote user executes commands on the affected system.

SOLUTION

Minimum Scan Engine:

8.900

VSAPI PATTERN File:

7.455.80

VSAPI PATTERN Date:

10 Sep 2010

VSAPI PATTERN Date:

9/10/2010 12:00:00 AM

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_BIFROSE.SMU

Step 3

Identify and terminate files detected as BKDR_BIFROSE.SMU

[ Learn More ]
  1. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  2. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 4

Scan your computer with your Trend Micro product to delete files detected as BKDR_BIFROSE.SMU. 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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