Backdoor.SH.KIRABASH.YXBLL
Linux
Threat Type: Backdoor
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
Arrival Details
This Backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Backdoor drops the following files:
- /tmp/kira.txt
Backdoor Routine
This Backdoor connects to the following URL(s) to send and receive commands from a remote malicious user:
- Execute arbitrary commands
It uses the following mail servers to send and receive information:
- {BLOCKED}.{BLOCKED}.213.147:8888
Information Theft
Upon execution of the affected application, it gathers the following information:
- Contents of /etc/passwd
Stolen Information
This Backdoor sends the gathered information via HTTP POST to the following URL:
- http://{BLOCKED}p3bhee98oce9i0cte93092xr.burpcollaborator.net
SOLUTION
Scan your computer with your Trend Micro product to delete files detected as Backdoor.SH.KIRABASH.YXBLL. 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 the following Trend Micro Support pages for more information:
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