""ET TROJAN Win32/Beapy/Lemon_Duck CnC Checkin""

SID: 2027147

Revision: 4

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_04_02, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2021_09_08

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: "?ID="

  • Value: "&GUID="

  • Value: "&MAC="

  • Value: "&OS=Win"

  • Value: "&BIT="

  • Value: "&CARD="

  • Value: !"Referer|3a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • fast_pattern

  • http_header

source