""ET TROJAN Win32/RokRat CnC Activity (GET)""

SID: 2045277

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_05_01, deployment Perimeter, deployment SSLDecrypt, malware_family Rokrat, confidence High, signature_severity Major, updated_at 2023_05_01

Reference:

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: "|2f|listfolder|3f|path|3d 2f|"

  • Value: "Authorization|3a 20|Bearer"

  • Value: "Googlebot"

Within:

PCRE: "/^User-Agent\x3a\x20[^\r\n]+Googlebot/Hmi"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

source