""ET TROJAN Observed Win32/Koi Loader/Stealer Domain (podologie-werne .de) in TLS SNI""

SID: 2049821

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2023_12_21, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_01_02

Reference:

  • md5

  • 09350493580399e2983148e80fd4490b

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 12|podologie-werne.de"

Within: 8

PCRE:

Special Options:

  • fast_pattern

source