""ET TROJAN Win32/BLUELIGHT OAuth Login Attempt M2""

SID: 2033741

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 2021_08_18, deployment Perimeter, malware_family BLUELIGHT, signature_severity Major, updated_at 2021_08_18

Reference:

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: "/oauth20_token.srf"

  • Value: "|0d 0a|User-Agent|3a 20|Myapp|0d 0a|"

  • Value: "client_id=" Depth: 10

  • Value: "&client_secret="

  • Value: "&refresh_token="

  • Value: !"Accept"

  • Value: !"Referer|3a 20|"

Within: 15

PCRE:

Special Options:

  • http_method

  • nocase

  • http_uri

  • fast_pattern

  • http_header

  • http_client_body

  • http_client_body

  • http_client_body

  • http_header

  • http_header

source