""ET TROJAN Win32/Comrerop Checkin""

SID: 2044139

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 2023_02_06, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2023_02_06

Reference:

  • md5

  • 3afe291fa7f71b4930734edcfe2564fc

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: "/a/tj.asp?mac=" Depth: 14

  • Value: "&tid="

  • Value: "gzip, deflate"

Within:

PCRE: "/Accept-Encoding\x3a\x20gzip, deflate/Hi"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_header

source