Rule History

SID: 2034184 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 1 • Oct 13, 2021, 12:00 PM

Message:

ET ATTACK_RESPONSE Obfuscated Batch Script Inbound M2

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET ATTACK_RESPONSE Obfuscated Batch Script Inbound M2"; flow:established,from_server; content:"%%comspec|3a|"; nocase; content:"%%programfiles|3a|"; content:"%commonprogramfiles|3a|"; nocase; fast_pattern; reference:md5,abd0a49fda67547639eeaced7955a01a; classtype:misc-attack; sid:2034184; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_10_13, deployment Perimeter, confidence High, signature_severity Major, tag Coinminer, updated_at 2021_10_13, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information;)

Created:

Oct 13, 2021, 12:00 PM

Updated:

Oct 13, 2021, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 21, 2024, 3:00 AM

Filename:

rules/emerging-attack_response.rules