""ET TROJAN Win32.Zegost CnC Checkin""

SID: 2037025

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_06_16, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_06_16

Reference:

  • md5

  • e92bd6ef4b93409df37e14e08ffc684e

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: "/?client=" Depth: 9

  • Value: "&v="

  • Value: "&con=request&rtm="

  • Value: "&apn="

  • Value: "&cm="

  • Value: "&cu="

  • Value: "&cos="

  • Value: "&ctc="

  • Value: "&cws="

  • Value: "&cpn="

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

source