Analysis by: Sabrina Lei Sioting
 PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type: Backdoor

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  TECHNICAL DETAILS

File Size: 53,248 bytes
File Type: PE
Memory Resident: Yes
Initial Samples Received Date: 07 Sep 2010
Payload: Steals information

Other Details

Based on analysis of the codes, it has the following capabilities:

  • It gathers IP addresses connected to the network such as {BLOCKED}8.29.x and runs ARP poisoning to infect computers.
  • It injects IFRAME codes to the Web pages accessed by other computers in the network. This IFRAME code contains the link
  • http://ww{BLOCKED}ge.com/js/yahoo.js - detected by Trend Micro as JS_PSYME.JE

  SOLUTION

Minimum Scan Engine: 8.900
VSAPI OPR PATTERN File: 07.442.03
VSAPI OPR PATTERN Date: 07 Sep 2010

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

Close all opened browser windows

Step 3

Remove malware files dropped/downloaded by BKDR_ARPIFRAME.H

    JS_PSYME.JE

Step 4

Scan your computer with your Trend Micro product to delete files detected as BKDR_ARPIFRAME.H. 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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