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Backdoor:OSX/Sabpab.A

First posted on 22 July 2013.
Source: F-Secure

Aliases :

Backdoor:OSX/Sabpab.A is also known as Backdoor:OSX/Sabpab.A MAC.OSX.Trojan.Lamadai.B.

Explanation :

Backdoor:OSX/Sabpab.A connects to a remote server to receive further instructions, without the knowledge or permission from the user.

Technical Details
Arrival

Sabpab.A is dropped into the system by malicious Java applets that exploit the vulnerability identified by CVE-2012-0507, and malicious Word documents that exploit CVE-2009-0563.

Installation

The malware drops the following copy of itself:

~/Library/Preferences/com.apple.PubSabAgent.pfile

It creates the following launchpoint for the file above:

~/Library/LaunchAgents/com.apple.PubSabAgent.plist

Payload

The malware connects to a remote server to obtain additional commands. The server varies between samples. As of this writing, there are two known servers:

rtx556[...].onedumb.com[...] 199[...].192.152.100[...]

The backdoor is capable of performing the following actions:

Downloading and uploading files Creating new processes Taking screenshots

Last update 22 July 2013

 

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