""ET TROJAN Win32/Sinresby.B Checkin""

SID: 2046714

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_06_30, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2023_06_30

Reference:

  • md5

  • 9a1ed2cca63a687653819fa6d96a295f

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 6003

Flow: established,to_server

Contents:

  • Value: "GET /data?mac=" Depth: 14

  • Value: "&ip="

  • Value: "&id="

  • Value: "Accept-Language: zh-cn"

  • Value: "Accept-Encoding: identity"

Within: 4

PCRE:

Special Options:

  • fast_pattern

source