Potential Xterm Reverse Shell

calendar Mar 1, 2024 · attack.execution attack.t1059  ·
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Detects usage of "xterm" as a potential reverse shell tunnel

Sigma rule (View on GitHub)

 1title: Potential Xterm Reverse Shell
 2id: 4e25af4b-246d-44ea-8563-e42aacab006b
 3status: test
 4description: Detects usage of "xterm" as a potential reverse shell tunnel
 5references:
 6    - https://pentestmonkey.net/cheat-sheet/shells/reverse-shell-cheat-sheet
 7    - https://www.revshells.com/
 8author: '@d4ns4n_'
 9date: 2023/04/24
10tags:
11    - attack.execution
12    - attack.t1059
13logsource:
14    category: process_creation
15    product: linux
16detection:
17    selection:
18        Image|contains: 'xterm'
19        CommandLine|contains: '-display'
20        CommandLine|endswith: ':1'
21    condition: selection
22falsepositives:
23    - Unknown
24level: medium

References

  • Reverse Shell Cheat Sheet

    If you’re lucky enough to find a command execution vulnerability during a penetration test, pretty soon afterwards you’ll probably want an interactive shell. If it’s not possible to add a new accou...


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  • Online - Reverse Shell Generator

    Online Reverse Shell generator with Local Storage functionality, URI & Base64 Encoding, MSFVenom Generator, and Raw Mode. Great for CTFs.


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