SID: 2037882

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_08_02, deployment Perimeter, malware_family Gamaredon, signature_severity Major, updated_at 2022_08_02

Reference:

  • md5

  • 3224f41bd46b42436f3dd4d97fc012fe

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: ".maw"

  • Value: "|3b 20|ms-office|3b 20|"

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/^User-Agent\x3a\x20[^\r\n]+\x3b\x20ms-office\x3b\x20/Hmi"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

source