""ET TROJAN SSL/TLS Certificate Observed (Maldoc CnC)""

SID: 2027477

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2019_06_14, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2019_06_14

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: 443

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|55 04 06|"

  • Value: "|02|US"

  • Value: "|55 04 07|"

  • Value: "|20|Regulation Icbm/ST=New York/C=US"

  • Value: "|55 04 08|"

  • Value: "|0d|New York/C=US"

  • Value: "|55 04 0a|"

  • Value: "|37|Appertained Screened/L=Regulation Icbm/ST=New York/C=US"

  • Value: "|55 04 03|"

  • Value: "|53|Cricking Merrily Sandoval/O=Appertained Screened/L=Regulation Icbm/ST=New York/C=US"

Within: 84

PCRE:

Special Options:

  • fast_pattern

source