Infection Channel: Downloaded from the Internet, Dropped by other malware
This malware leverages the recent announcement of changes in Yahoo! Messenger platform.
To get a one-glance comprehensive view of the behavior of this Trojan, refer to the Threat Diagram shown below.

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.
File size: 388,085 bytes
File type: EXE
Memory resident: Yes
Initial samples received date: 05 Dec 2012
Payload: Connects to URLs/IPs
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 URL(s) to check for an Internet connection:
NOTES:
It searches if there are installed internet browsers such as Google Chrome, Mozilla Firefox and Internet Explorer. If it finds any of the following browsers, it accesses the following URLs using the browser it found:
- http://{BLOCKED}y/2JiIW
- http://31c3f4bd.{BLOCKED}cks.com
These are pay per click sites that enables the malware author to generate profit when users visit these sites.
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