""ET TROJAN W32.Geodo/Emotet Checkin""

SID: 2024272

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_12_01, deployment Perimeter, malware_family Geodo, malware_family Emotet, performance_impact Low, signature_severity Major, updated_at 2017_05_04

Reference:

  • md5

  • dacdcd451204265ad6f44ef99db1f371

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: [7080,8080]

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "User-Agent|3a 20|Mozilla/5.0 (compatible|3b| MSIE 8.0|3b| Windows NT 5.1|3b| SLCC1|3b| .NET CLR 1.1.4322)|0d 0a|Host"

  • Value: "HTTP/1.1|0d 0a|Cookie|3a 20|"

  • Value: !"Referer|3a 20|"

  • Value: !"Accept"

Within:

PCRE: "/[a-z0-9]{3,4}=(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})+$/Ci"

Special Options:

  • http_method

  • http_header

  • fast_pattern

  • http_header

  • http_header

source