Query: Sigma YAML for proxy
Matching passage: Sigma rule: Detects cobalt strike malleable profiles patterns (URI, User-Agents, Methods).. Logsource: proxy. Rule: title: HackTool - CobaltStrike Malleable Profile Patterns - Proxy id: f3f21ce1-cdef-4bfc-8328-ed2e826f5fac related: - id: 953b895e-5cc9-454b-b183-7f3db555452e type: obsolete - id: 41b42a36-f62c-4c34-bd40-8cb804a34ad8 type: obsolete - id: 37325383-740a-403d-b1a2-b2b4ab7992e7 type: obsolete - id: c9b33401-cc6a-4cf6-83bb-57ddcb2407fc type: obsolete status: test description: Detects cobalt strike malleable profiles patterns (URI, User-Agents, Methods). references: - https://github.com/rsmudge/Malleable-C2-Profiles/blob/26323784672913923d20c5a638c6ca79459e8529/normal/amazon.profile - https://www.hybrid-analysis.com/sample/ee5eca8648e45e2fea9dac0d920ef1a1792d8690c41ee7f20343de1927cc88b9?environmentId=100 - https://github.com/rsmudge/Malleable-C2-Profiles/blob/26323784672913923d20c5a638c6ca79459e8529/normal/ocsp.profile - https://github.com/yeyintminthuhtut/Malleable-C2-Profiles-Collection/ - https://github.com/rsmudge/Malleable-C2-Profiles/blob/26323784672913923d20c5a638c6ca79459e8529/normal/onedrive_getonly.profile author: Markus Neis, Florian Roth (Nextron Systems) date: 2024-02-15 tags: - attack.command-and-control - attack.t1071.001 logsource: category: proxy detection: selection_amazon_1: c-useragent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko cs-method: GET c-uri: /s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books cs-host: www.amazon.com cs-cookie|endswith: =csm-hit=s-24KU11BB82RZSYGJ3BDK|1419899012996 selection_amazon_2: c-useragent: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko cs-method: POST c-uri: /N4215/adj/amzn.us.sr.aps cs-host: www.amazon.com selection_generic_1: c-useragent: - Mozilla/4.0 (compatible; MSIE 6.0;Windows NT 5.1) - Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 3.0.30729; .NET4.0C; .NET4.0E ) - Mozilla/5.0 (Windows; U; MSIE 7.0; Windows NT 5.2) Java/1.5.0_08 selection_generic_2: c-useragent|endswith: ; MANM; MANM) selection_oscp: c-uri|contains: /oscp/ cs-host: ocsp.verisign.com selection_onedrive: cs-method: GET c-uri|endswith: \?manifest=wac cs-host: onedrive.live.com filter_main_onedrive: c-uri|startswith: http c-uri|contains: ://onedrive.live.com/ condition: 1 of selection_* and not 1 of filter_main_* falsepositives: - Unknown level: high
Near-miss passage: Sigma rule: Detect the use of "<" to read and potentially execute a file via cmd.exe. Logsource: windows / process_creation. Rule: title: Read Contents From Stdin Via Cmd.EXE id: 241e802a-b65e-484f-88cd-c2dc10f9206d related: - id: 00a4bacd-6db4-46d5-9258-a7d5ebff4003 type: obsolete status: test description: Detect the use of "<" to read and potentially execute a file via cmd.exe references: - https://github.com/redcanaryco/atomic-red-team/blob/40b77d63808dd4f4eafb83949805636735a1fd15/atomics/T1059.003/T1059.003.md - https://web.archive.org/web/20220306121156/https://www.x86matthew.com/view_post?id=ntdll_pipe author: frack113, Nasreddine Bencherchali (Nextron Systems) date: 2023-03-07 tags: - attack.execution - attack.t1059.003 logsource: category: process_creation product: windows detection: selection_cmd: - OriginalFileName: Cmd.Exe - Image|endswith: \cmd.exe selection_cli: CommandLine|contains: < condition: all of selection_* falsepositives: - Unknown level: medium