""ET TROJAN SilentCryptoMiner Agent Config Inbound""

SID: 2054247

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_07_03, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Critical, tag Cryptominer, tag c2, updated_at 2024_07_03, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|7b 0d 0a 20 20 20 20 22|algo|22 3a 20 22|" Depth: 16

  • Value: "|22|pool|22 3a 20 22|"

  • Value: "|22|wallet|22 3a 20 22|"

  • Value: "|22|stealth|2d|targets|22 3a 20 22|"

  • Value: "|22|kill|2d|targets|22 3a 20 22|"

Within:

PCRE:

Special Options:

  • file_data

  • fast_pattern

source