Unix, Linux, Windows
This malware is an IRC (Internet Relay Chat) bot that leverages the Bash bug vulnerability, also known as Shellshock.
To get a one-glance comprehensive view of the behavior of this Backdoor, refer to the Threat Diagram shown below.
This backdoor connects to Internet Relay Chat (IRC) servers.
This backdoor may be downloaded from the following remote site(s):
This backdoor connects to any of the following Internet Relay Chat (IRC) servers:
It joins any of the following IRC channel(s):
It accesses a remote Internet Relay Chat (IRC) server where it receives the following commands from a remote malicious user:
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Scan your computer with your Trend Micro product to delete files detected as PERL_SHELLBOT.CE. 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.