""ET TROJAN OSX/NukeSped Variant CnC Activity""
SID: 2031637
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2021_02_19, deployment Perimeter, deployment SSLDecrypt, malware_family NukeSped, performance_impact Low, signature_severity Major, tag Lazarus, updated_at 2021_02_19
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "POST"
-
Value: "N9dLfqxHNUUw8qaUPqggVTpX"
Within:
PCRE: "/^Content-Type\x3a\x20[^\r\n]+N9dLfqxHNUUw8qaUPqggVTpX/Hmi"
Special Options:
-
http_method
-
fast_pattern
-
http_header