""ET TROJAN Meterpreter or Other Reverse Shell SSL Cert""

SID: 2035651

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2015_09_22, deployment Perimeter, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2015_12_16

Reference:

  • md5

  • c3f76f444edf0b90b887d7979342e9f0

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "|0b|"

  • Value: "|04 08 bb 00 ee|"

  • Value: "|55 04 06 13 00|"

  • Value: "|55 04 08 13 00|"

  • Value: "|55 04 07 13 00|"

  • Value: "|55 04 0a 13 00|"

  • Value: "|55 04 0b 13 00|"

  • Value: "|55 04 03 13 00|"

Within: 5

PCRE:

Special Options:

  • fast_pattern

source