""ET INFO Likely Hex Encoded Executable as String - Double Quote Separated""
SID: 2044374
Revision: 1
Class Type: bad-unknown
Metadata: attack_target Client_Endpoint, created_at 2023_02_28, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2023_02_28, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "4D|22|5A|22|"
-
Value: "|22|50|22|45|22|00|22|00|22|"
-
Value: "|22|21|22|54|22|68|22|69|22|73|22|20|22|70|22|72|22|6f|22|67|22|72|22|61|22|6d|22|"
Within:
PCRE:
Special Options:
-
file_data
-
nocase
-
nocase
-
fast_pattern