""ET TROJAN Kimsuky ReconShark Related APT Activity""
SID: 2046259
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 2023_06_13, deployment Perimeter, deployment SSLDecrypt, malware_family ReconShark, performance_impact Significant, confidence High, signature_severity Major, updated_at 2024_01_19, reviewed_at 2023_09_27
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
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Value: "POST"
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Value: "/r.php"
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Value: !"Referer|3a 20|"
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Value: "Content-Type|3a 20|"
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Value: !".foxitservice.com|0d 0a|"
Within:
PCRE: "/^Content-Type\x3a\x20[^\r\n]+[\r\n]+$/Hm"
Special Options:
-
http_method
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http_uri
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fast_pattern
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http_header
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http_header
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http_header