""ET TROJAN DFKRAT CnC Checkin M2""

SID: 2051524

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_03_07, deployment Perimeter, deployment SSLDecrypt, malware_family NGC2180, malware_family DFKRAT, performance_impact Low, confidence High, signature_severity Major, tag NGC2180, tag DFKRAT, updated_at 2024_03_07

Reference:

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: "/admin/login.php?name|3d|"

  • Value: "|26|id|3d|"

  • Value: "Mozilla/5.0|20 28|Windows NT 6.1|3b 20|Win64|3b 20|x64|29 20|AppleWebKit/537.36|20 28|KHTML, like Gecko|29 20|Chrome/87.0.4280.88 Safari/537.36"

Within:

PCRE: "/^User-Agent\x3a\x20[^\r\n]+Mozilla\//5.0\x20\x28Windows\x20NT\x206.1\x3b\x20Win64\x3b\x20x64\x29\x20AppleWebKit\//537.36\x20\x28KHTML,\x20like\x20Gecko\x29\x20Chrome\//87.0.4280.88\x20Safari\//537.36/Hmi"

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_header

source