JS_AXPERGLE.WH

April 22, 2016

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 Analysis by: Pearl Charlaine Espejo

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 ALIASES:

Exploit:JS/Axpergle.BP (Microsoft); JS/ExploitNLTK!tr (Fortinet)

 PLATFORM:

Windows

 OVERALL RISK RATING:

 DAMAGE POTENTIAL:

 DISTRIBUTION POTENTIAL:

 REPORTED INFECTION:

 INFORMATION EXPOSURE:

• 
  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.

  TECHNICAL DETAILS

File Size:

146,642 bytes

File Type:

HTML, HTM

Memory Resident:

No

Initial Samples Received Date:

29 Mar 2016

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 possibly malicious URL:

• http://sakatakeskusurheilukentn.{BLOCKED}pandgo.co.uk/?t={value}&j={value}&r={value}&w={value}&u={value}&l={value}&f={value}&m={value}&e={value}

  SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

12.466.01

FIRST VSAPI PATTERN DATE:

14 Apr 2016

VSAPI OPR PATTERN File:

12.467.00

VSAPI OPR PATTERN Date:

15 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 JS_AXPERGLE.WH. 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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