ma1am/cve-2022-26134-exploit-detectionThis repository contains Yara rule and the method that a security investigator may want to use for CVE-2022-26134 threat hunting on their Linux confluence servers.
We are using the Yara rule provided by volexity/threat-intel who first unveiled this vulnerability.
Git Clone
git clone https://github.com/th3b3ginn3r/CVE-2022-26134-Exploit-Detection.git
Raw file download
CVE-2022-26134.yar: https://raw.githubusercontent.com/th3b3ginn3r/CVE-2022-26134-Exploit-Detection-on-Linux/main/CVE-2022-26134.yar
curl -o <CVE-2022-26134.yar url>
Alternatively, you can also download the Yara rule directly from the volexity repository
sudo clamscan -d /path-to-the/CVE-2022-26134.yar -r /path-to-scan -io #If scannig "/" root directory, include " exclude-dir="^/sys" " in the command.
Now when you have run the scan, you will be presented with the scan summary. Below is a sample of it.
----------- SCAN SUMMARY -----------
Known viruses: 3 #These are the number of Yara rules in the CVE-2022-26134.yar file
Engine version: 0.xxx.5
Scanned directories: 20000
Scanned files: 200000
Infected files: 0 #See the count of infected files or the list of files that matches the conditions of the Yara rules
Data scanned: 1000.08 MB
Data read: 18000.00 MB (ratio 0.54:1)
Time: 284.885 sec (4 m 44 s)
Start Date: 2022:06:03 00:19:34
End Date: 2022:06:03 00:24:19
You may additionaly want to search for suspicious activities in below confluence logs:
Detailed write-up on Manual Hunting : https://link.medium.com/cebuWoAazqb
[GPL] GPL-3.0 license