""ET TROJAN Observed Bahamut APT Group Domain (laborer-posted .nl) in TLS SNI""

SID: 2047017

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Android, attack_target Client_Endpoint, created_at 2023_08_01, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Bahamut, updated_at 2023_08_01, reviewed_at 2023_10_06

Reference:

• Link

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 11|laborer-posted.nl"

Within: 8

PCRE:

Special Options:

• fast_pattern

source