""ET MALWARE ThunderUnion Install Checkin""

SID: 2033896

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_09_03, deployment Perimeter, updated_at 2021_09_03, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1496, mitre_technique_name Resource_Hijacking

Reference:

  • md5

  • ae4c9b58510bd358745caf3b7ad81003

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: "peerid="

  • Value: "&userid="

  • Value: "referfrom="

  • Value: "&OS="

  • Value: "&OSversion="

  • Value: "productname="

  • Value: "productname="

  • Value: "User-Agent|2a 20|ThunderUnion|0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_header

source