""ET INFO Base64 Encoded ipconfig sent via HTTP POST M1""

SID: 2034641

Revision: 2

Class Type: bad-unknown

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_12_09, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2021_12_09

Reference:

  • md5

  • 1df312629294f2de70a335a751a13a28

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "V2luZG93cyBJUCBDb25maWd1cmF0aW9u"

Within:

PCRE: "/V2luZG93cyBJUCBDb25maWd1cmF0aW9u.*(?:Q29ubmVjdGlvbi1zcGVjaWZpYyBETlMgU3VmZml4|Nvbm5lY3Rpb24tc3BlY2lmaWMgRE5TIFN1ZmZpe|Db25uZWN0aW9uLXNwZWNpZmljIEROUyBTdWZmaX)/P"

Special Options:

  • http_method

  • http_client_body

  • fast_pattern

source