SID: 2044353

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_02_27, deployment Perimeter, malware_family Gamaredon, confidence High, signature_severity Major, updated_at 2023_04_18, reviewed_at 2023_12_26

Reference:

  • md5

  • 3ec473c51154d725b75a6b22d8469ede

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: ".html=?"

  • Value: "User-Agent|3a 20|mozilla/"

Within:

PCRE: "/^User-Agent|3a 20|mozilla\/[^\r\n]+\x3b\x3b[^\r\n]+\x3b\x3b\x2f\x2e[^\r\n]+\x2e\r\n/H"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

source