""ET TROJAN FIN7 JSSLoader Variant Activity (GET)""
SID: 2033074
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2021_06_02, deployment Perimeter, deployment SSLDecrypt, malware_family jssLoader, performance_impact Low, signature_severity Major, updated_at 2021_06_02
Reference:
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md5
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6a20636bed7deafe7317400bd18c7b9e
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
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Value: "GET"
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Value: "/?id=" Depth: 5
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Value: !"Referer|3a 20|"
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Value: !"Accept"
Within:
PCRE: "/\/\?id=[a-zA-z]{5,10}_[A-F0-9]{12}$/U"
Special Options:
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http_method
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fast_pattern
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http_uri
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http_header
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http_header