""ET TROJAN Kimsuky Operation Blue Estimate CnC Activity""
SID: 2029222
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2020_01_02, deployment Perimeter, performance_impact Low, signature_severity Major, tag Kimsuky, updated_at 2020_01_02
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "POST"
-
Value: ".php"
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Value: "|22 3b 20|filename=|22|"
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Value: "_log.txt|22 0d 0a|Content-Type|3a 20|application/octet-stream|0d 0a 0d 0a|0010::20"
Within: 62
PCRE: "/.php$/U"
Special Options:
-
http_method
-
http_uri
-
http_client_body
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http_client_body
-
fast_pattern