Analysis by: Rhena Inocencio
 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

This Trojan executes when a user accesses certain websites where it is hosted.

  TECHNICAL DETAILS

File Size: 1,604 bytes
File Type: HTML, HTM
Initial Samples Received Date: 07 Apr 2016
Payload: Downloads files

Arrival Details

This Trojan executes when a user accesses certain websites where it is hosted.

This malware arrives via the following means:

  • component of an exploit kit

Other Details

This Trojan does the following:

  • It plays the flash content hosted in the following web pages:
    • http://af5eh15w906d9q2p.{BLOCKED}yet.top/
    • http://72912z85udh47r1t8k.{BLOCKED}syet.top/
    • http://99jai08i2fcer.{BLOCKED}yet.top/
    • http://285d471v8m.{BLOCKED}syet.top/

  SOLUTION

Minimum Scan Engine: 9.800
FIRST VSAPI PATTERN FILE: 12.452.08
FIRST VSAPI PATTERN DATE: 07 Apr 2016
VSAPI OPR PATTERN File: 12.453.00
VSAPI OPR PATTERN Date: 08 Apr 2016

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Close all opened browser windows

Step 3

Scan your computer with your Trend Micro product to delete files detected as HTML_OBFUS.CP. 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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