""ET TROJAN Observed APT42/TA453 Related Domain (decorous-super-blender .glitch .me in TLS SNI)""

SID: 2052429

Revision: 1

Class Type: misc-activity

Metadata: attack_target Client_Endpoint, created_at 2024_05_06, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2024_05_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 20|decorous-super-blender.glitch.me"

Within: 8

PCRE:

Special Options:

• fast_pattern

source