""ET TROJAN MiniDuke CnC Beacon (string1_slide_1_2)""

SID: 2023919

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_02_16, deployment Perimeter, malware_family APT29_MiniDuke, signature_severity Major, tag c2, updated_at 2017_02_16, 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: 25

Flow: established,to_server

Contents:

  • Value: "I"

  • Value: "U"

  • Value: "g"

  • Value: "y"

  • Value: "Y"

  • Value: "l"

  • Value: "ltLlN3Q"

Within: 9

PCRE:

Special Options:

source