""ET TROJAN Aura Ransomware User-Agent""

SID: 2026100

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_09_06, deployment Perimeter, former_category MALWARE, malware_family Aura, signature_severity Major, tag Ransomware, updated_at 2022_05_03, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact

Reference:

• md5

• dde4654f1aa9975d1ffea1af8ea5015f

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

• Value: "User-Agent|3a 20|{KIARA}|0d 0a|"

Within:

PCRE:

Special Options:

• http_header

• fast_pattern

source