""ET TROJAN FAKE YAHOO SSL Cert APT1""

SID: 2016470

Revision: 4

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2013_02_22, deployment Perimeter, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2022_03_21

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: 443

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|0a 38 c9 27 08 6f 96 4b be 75 dc 9f c0 1a c6 28|"

  • Value: "|55 04 03|"

  • Value: "|0e|mail.yahoo.com"

Within: 15

PCRE:

Special Options:

source