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Rule History

SID: 10011372 • Source: ptrules/open

Version Details

Rev: 2Nov 28, 2024, 12:14 PM

SUSPICIOUS [PTsecurity] Possible SteganoAmor Operation

alert http any any -> any any (msg:"SUSPICIOUS [PTsecurity] Possible SteganoAmor Operation"; flow:established, to_server; http.uri; urilen:>100; content:".doc"; nocase; endswith; content:"_"; content:"/"; pcre:"/^[a-z]{40,}[_]{2,}[a-z]{10,}([_]{2,}[a-z]{10,})?\.[dD][oO][cC]$/RU"; http.method; content:"HEAD"; http.header; content:"Connection: Keep-Alive"; content:"User-Agent: Microsoft Office Existence Discovery"; reference:url, https://tria.ge/240517-b29pwsbd2w/behavioral1; reference:url, rules.ptsecurity.com; classtype:misc-activity; sid:10011372; rev:2;)

Nov 28, 2024, 12:14 PM

Nov 28, 2024, 12:14 PM

Dec 3, 2024, 4:43 PM

Dec 3, 2024, 4:43 PM

May 30, 2025, 5:56 PM