SonicWall SSL/VPN Jarrewrite Exploitation

calendar Jun 20, 2023 · attack.t1190 attack.initial_access detection.emerging_threats  ·
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Detects exploitation attempts of the SonicWall Jarrewrite Exploit

Sigma rule (View on GitHub)

 1title: SonicWall SSL/VPN Jarrewrite Exploitation
 2id: 6f55f047-112b-4101-ad32-43913f52db46
 3status: test
 4description: Detects exploitation attempts of the SonicWall Jarrewrite Exploit
 5references:
 6    - https://web.archive.org/web/20210126045316/https://darrenmartyn.ie/2021/01/24/visualdoor-sonicwall-ssl-vpn-exploit/
 7    - https://github.com/darrenmartyn/VisualDoor
 8author: Florian Roth (Nextron Systems)
 9date: 2021/01/25
10modified: 2023/04/27
11tags:
12    - attack.t1190
13    - attack.initial_access
14    - detection.emerging_threats
15logsource:
16    category: webserver
17detection:
18    selection:
19        cs-uri-query|contains: '/cgi-bin/jarrewrite.sh'
20        cs-user-agent|contains:
21            - ':;'
22            - '() {'
23            - '/bin/bash -c'
24    condition: selection
25fields:
26    - c-ip
27    - c-dns
28falsepositives:
29    - Unknown
30level: high

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