""ET TROJAN Win32/Datper CnC Activity""

SID: 2024601

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_08_22, deployment Perimeter, malware_family Datper, performance_impact Moderate, signature_severity Major, updated_at 2017_08_22

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: ".php?"

  • Value: "="

  • Value: "User-Agent|3a 20|Mozilla/5.0 (Windows NT 6.1|3b 20|WOW64|3b 20|Trident/7.0|3b 20|rv|3a|11.0) like Gecko"

  • Value: !"Referer|3a|"

Within: 9

PCRE: "/.php\?[a-z]{3,8}=[a-f0-9]{16}[01][a-z]+$/Ui"

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_header

  • fast_pattern

  • http_header

source