""ET TROJAN Observed Malicious SSL/TLS Certificate (SilentLibrarian)""

SID: 2037246

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2022_07_01, updated_at 2022_07_01

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: from_server,established

Contents:

  • Value: "|55 1d 11|"

  • Value: "*.rnit.me"

Within:

PCRE:

Special Options:

  • fast_pattern

source