""ET TROJAN MSIL/NewHT Ransomware CnC Checkin""

SID: 2024280

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_05_05, deployment Perimeter, malware_family Ransomware, malware_family NewHT, signature_severity Major, tag Ransomware, updated_at 2017_05_05, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact

Reference:

  • md5

  • 2e0ebb7a21d16ab6fa908f74bee260d6

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: ".php?computerName="

  • Value: "&userName="

  • Value: "&key="

  • Value: "&id="

  • Value: "&time="

  • Value: !"User-Agent|3a|"

  • Value: !"Referer|3a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_header

  • http_header

source