SID: 2034180

Revision: 1

Class Type: attempted-admin

Metadata: attack_target Client_Endpoint, created_at 2021_10_13, deployment Perimeter, malware_family Fin12, signature_severity Major, tag c2, updated_at 2021_10_13, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 443

Flow: established,to_server

Contents:

  • Value: "|16|" Depth: 1

  • Value: "|01|"

  • Value: "|00 00 0a|netrie.com"

Within:

PCRE:

Special Options:

source