""ET TROJAN BlackTech/PLEAD TSCookie CnC Checkin M2""

SID: 2026568

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_11_01, deployment Perimeter, malware_family TScookie, performance_impact Low, signature_severity Major, updated_at 2018_11_01

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "GET|20|" Depth: 4

  • Value: ".aspx?m="

  • Value: "&i="

  • Value: "&p="

  • Value: "User-Agent|3a 20|Mozilla|2f|4.0|20 28|compatible|3b 20|MSIE|20|8.0|3b 20|Win32|29 0d|"

  • Value: !"Referer|3a|"

Within:

PCRE: "/^GET\x20\/[^.]+.aspx\?m=[A-F0-9]{3,40}&i=[A-F0-9]{3,40}&p=[A-F0-9]{3,40}\x20/i"

Special Options:

  • fast_pattern

source