SID: 2048040

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_09_12, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2023_09_12, reviewed_at 2024_04_15

Reference:

  • md5

  • d2ed41719424bb024535afa1b2d17f3a

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 443

Flow: established,to_server

Contents:

  • Value: "|16|"

  • Value: "|01|"

  • Value: "|00 00 0f|downwarding.com"

Within: 8

PCRE:

Special Options:

  • fast_pattern

source