rules/web/proxy_generic/proxy_cobalt_ocsp.yml

title: CobaltStrike Malleable (OCSP) Profile
id: 37325383-740a-403d-b1a2-b2b4ab7992e7
status: test
description: Detects Malleable (OCSP) Profile with Typo (OSCP) in URL
references:
    - https://github.com/rsmudge/Malleable-C2-Profiles/blob/26323784672913923d20c5a638c6ca79459e8529/normal/ocsp.profile
author: Markus Neis
date: 2019/11/12
modified: 2021/11/27
tags:
    - attack.defense_evasion
    - attack.command_and_control
    - attack.t1071.001
logsource:
    category: proxy
detection:
    selection:
        c-uri|contains: '/oscp/'
        cs-host: 'ocsp.verisign.com'
    condition: selection
falsepositives:
    - Unknown
level: high
Unified line terminators of rules to Unix 2019-11-12 23:05:36 +01:00			`title: CobaltStrike Malleable (OCSP) Profile`
Added UUIDs to rules 2019-11-12 23:12:27 +01:00			`id: 37325383-740a-403d-b1a2-b2b4ab7992e7`
$frack113$ Change status for old rules 2021-11-27 11:33:14 +01:00			`status: test`
Unified line terminators of rules to Unix 2019-11-12 23:05:36 +01:00			`description: Detects Malleable (OCSP) Profile with Typo (OSCP) in URL`
Second round 2020-09-15 07:02:30 -06:00			`references:`
Reference Update [Batch 1] 2022-07-07 15:24:15 +01:00			`- https://github.com/rsmudge/Malleable-C2-Profiles/blob/26323784672913923d20c5a638c6ca79459e8529/normal/ocsp.profile`
$frack113$ Order yaml field 2022-10-25 10:08:58 +02:00			`author: Markus Neis`
$frack113$ Change status for old rules 2021-11-27 11:33:14 +01:00			`date: 2019/11/12`
			`modified: 2021/11/27`
$frack113$ Order yaml field 2022-10-25 10:08:58 +02:00			`tags:`
			`- attack.defense_evasion`
			`- attack.command_and_control`
			`- attack.t1071.001`
Unified line terminators of rules to Unix 2019-11-12 23:05:36 +01:00			`logsource:`
Reference Update [Batch 1] 2022-07-07 15:24:15 +01:00			`category: proxy`
Unified line terminators of rules to Unix 2019-11-12 23:05:36 +01:00			`detection:`
Reference Update [Batch 1] 2022-07-07 15:24:15 +01:00			`selection:`
			`c-uri\|contains: '/oscp/'`
			`cs-host: 'ocsp.verisign.com'`
			`condition: selection`
Unified line terminators of rules to Unix 2019-11-12 23:05:36 +01:00			`falsepositives:`
Reference Update [Batch 1] 2022-07-07 15:24:15 +01:00			`- Unknown`
Unified line terminators of rules to Unix 2019-11-12 23:05:36 +01:00			`level: high`