""ET TROJAN Win32/Sfuzuan Variant Payload Fetch""
SID: 2049885
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2024_01_02, deployment Perimeter, confidence Medium, signature_severity Major, updated_at 2024_01_02
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET"
-
Value: "netdll.zip"
-
Value: "MSDN Read"
Within:
PCRE: "/^User-Agent\x3a\x20[^\r\n]+MSDN\x20Read/Hmi"
Special Options:
-
http_method
-
http_uri
-
fast_pattern
-
http_header