""ET TROJAN Megalodon/Gomorrah/CosaNostra HTTP Bot CnC Exfil""

SID: 2034056

Revision: 2

Class Type: attempted-admin

Metadata: attack_target Client_Endpoint, created_at 2021_09_30, deployment Perimeter, signature_severity Major, updated_at 2021_09_30

Reference:

  • md5

  • 0dad0861840cb73b4cefce3dcce28fa5

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: ".php?hwid="

  • Value: ".txt|22 0d 0a|Content-Type|3a 20|application/octet-stream|0d 0a|"

  • Value: "|22|PC Name|22|"

  • Value: "|22|Operating System|22|"

  • Value: "|22|Anti virus|22|"

  • Value: "|22|Firewall|22|"

  • Value: "|22|Processor|22|"

  • Value: "|22|Memory|20|(RAM)|22|"

  • Value: !"Referer|3a 20|"

  • Value: !"User-Agent|3a 20|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_header

  • http_header

source