Analysis by: Abraham Latimer Camba

ALIASES:

Trojan:JS/BlacoleRef.BO (Microsoft), Trojan-Downloader.JS.Iframe.cyt (Kaspersky), JS/Exploit-Blacole.eu (McAfee)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Trojan may be hosted on a website and run when a user accesses the said website.

It inserts an IFRAME tag that redirects users to certain URLs.

  TECHNICAL DETAILS

File Size: Varies
File Type: JS
Initial Samples Received Date: 07 Aug 2012

Arrival Details

This Trojan may be hosted on a website and run when a user accesses the said website.

Other Details

This Trojan inserts an IFRAME tag that redirects users to the following URLs:

  • http://{pseudorandom string}.ru/{BLOCKED}orestrun?sid=cx