""ET TROJAN MSIL/Spy.Agent.CSS Exfil""

SID: 2037812

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 2022_07_22, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_07_22, reviewed_at 2024_06_28

Reference:

  • md5

  • c504c32724031c8f76df40b6b97c0338

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: "/stealer/" Depth: 9

  • Value: "?pwds="

  • Value: "&cards="

  • Value: "&user="

  • Value: "&comp="

  • Value: "&ip="

  • Value: "|50 4b 03|" Depth: 3

  • Value: "Information.tXt"

  • Value: "User-Agent|3a 20|OnionWClient"

  • Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_client_body

  • http_client_body

  • http_header

  • http_header

source