""ET TROJAN Win32/Mole Ransomware CnC Beacon""

SID: 2024203

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_04_12, deployment Perimeter, malware_family Ransomware, malware_family Mole, signature_severity Major, tag c2, updated_at 2017_04_12, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel

Reference:

  • md5

  • 31c2e85ef5e4c0009e1f18794527b4ca

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: ".php"

  • Value: !"Referer|3a|"

  • Value: !"User-Agent|3a|"

  • Value: "guid=" Depth: 5

  • Value: "&ver="

Within:

PCRE: "/^guid=[^&]+?&ver=[^&]+?(?:&fc=[^\r\n]+)?$/Pi"

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_client_body

  • fast_pattern

  • http_client_body

source