""ET INFO Likely Hex Encoded Executable as String - Comma Separated""
SID: 2044378
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 Major, 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|2c|5A|2c|"
-
Value: "|2c|50|2c|45|2c|00|2c|00|2c|"
-
Value: "|2c|21|2c|54|2c|68|2c|69|2c|73|2c|20|2c|70|2c|72|2c|6f|2c|67|2c|72|2c|61|2c|6d|2c|"
Within:
PCRE:
Special Options:
-
file_data
-
nocase
-
nocase
-
fast_pattern