SID: 2035916

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_04_13, deployment Perimeter, malware_family Cobalt_Strike, signature_severity Major, updated_at 2022_04_13

Reference:

  • md5

  • 199369f6b6eba1147d7e1bca208d6dab

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 15|mail.igov-service.net"

Within: 8

PCRE:

Special Options:

  • fast_pattern

source