This backdoor connects to Internet Relay Chat (IRC) servers. It joins an Internet Relay Chat (IRC) channel. It executes commands from a remote malicious user, effectively compromising the affected system.
File Size: 982,256 bytes
File Type: ELF
Memory Resident: Yes
Initial Samples Received Date: 28 Sep 2014
Payload: Connects to URLs/IPs
This backdoor may be downloaded from the following remote sites:
This backdoor connects to any of the following Internet Relay Chat (IRC) servers:
It joins any of the following Internet Relay Chat (IRC) channels:
It executes the following commands from a remote malicious user:
Perform PUSH-ACK flood
Perform SYN flood
Perform UDP flood with spoofed source address
Perform UDP flood without spoofed source address
Get spoofed source addresses
Set spoofed address subnet mask
Stop all attacks
Send raw IRC command
Start remote shell
This backdoor changes its process name to apache2 and clears its command line. It creates and locks the file /tmp/.z to ensure that only one copy of itself is running.
The IRC nickname it uses is a randomly generated string.
Minimum Scan Engine: 9.700
FIRST VSAPI PATTERN FILE: 11.178.04
FIRST VSAPI PATTERN DATE: 28 Sep 2014
Restart in normal mode and scan your computer with your Trend Micro product for files detected as ELF_KAITEN.A. 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.