""ET TROJAN OILRIG CnC POST""

SID: 2030634

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2020_07_30, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2020_07_31

Reference:

  • md5

  • acaff6cb817399848887caef0104bd03

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "|3a 20|chrome|0d 0a|"

  • Value: "POST"

  • Value: "/?v=" Depth: 4

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

  • Value: !"Referer"

Within:

PCRE: "/From[^\r\n]+\r\nUser-Agent[^\r\n]+\r\n/H"

Special Options:

  • fast_pattern

  • http_method

  • http_uri

  • http_header

  • http_header

source