Sigma rule: CobaltStrike Malleable Amazon Browsing Traffic Profile

Rule

Title

CobaltStrike Malleable Amazon Browsing Traffic Profile

Status

deprecated

Level

high

Author

Markus Neis

Date

2019/11/12

Modified

2024/02/15

File

deprecated/web/proxy_cobalt_amazon.yml

Commit

ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects Malleable Amazon Profile

Log source

category

proxy

Detection

selection_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_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'
condition: 1 of selection_*

False positives (as the rule lists them)

• Unknown

Tags

• attack.defense_evasion
• attack.command_and_control
• attack.t1071.001

MITRE ATT&CK ids this rule names

• T1071.001

References

• https://github.com/rsmudge/Malleable-C2-Profiles/blob/26323784672913923d20c5a638c6ca79459e8529/normal/amazon.profile
• https://www.hybrid-analysis.com/sample/ee5eca8648e45e2fea9dac0d920ef1a1792d8690c41ee7f20343de1927cc88b9?environmentId=100

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/deprecated/web/proxy_cobalt_amazon.yml