Welcome to the Virus Encyclopedia of Panda Security.
It allows to gain remote access to the affected computer.
It uses anti-monitoring techniques in order to prevent it being detected by antivirus companies.
, through instant messaging.
|First detected on:||Jan. 14, 2009|
|Detection updated on:||Jan. 14, 2009|
YahooMess.B is a backdoor that allows hackers to gain remote access to the affected computer in order to carry out actions that compromise user confidentiality and impede the tasks performed on the computer.
It uses several methods in order to avoid detection by antivirus companies:
- It terminates its own execution if it detects that it is being executed in a virtual machine environment, such as VMWare or VirtualPC.
YahooMess.B uses the following propagation or distribution methods:
- Exploiting vulnerabilities with the intervention of the user: exploiting vulnerabilities in file formats or applications. To exploit them successfully it needs the intervention of the user: opening files, viewing malicious web pages, reading emails, etc.
- Instant messaging: it sends links pointing to a copy of itself to all users included in the infected user's contacts list.