""ET TROJAN ClickFix Obfuscated Payload Inbound""

SID: 2053775

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_06_20, deployment Perimeter, deployment SSLDecrypt, malware_family ClickFix, confidence High, signature_severity Major, updated_at 2024_06_20, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information

Reference:

• Link

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

• Value: "SUhOMFpYQnpPaUJ"

• Value: "YjNCNVFuVjBkRzl1T2lBaVEyOXdlU0JtYVhn"

Within:

PCRE:

Special Options:

• file_data

• fast_pattern

source