""ET TROJAN Kraken Ransomware End Activity""
SID: 2026473
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_10_11, deployment Perimeter, malware_family Kraken_Ransomware, signature_severity Major, tag Ransomware, updated_at 2018_10_11, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact
Reference:
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md5
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09d3bd874d9a303771c89385d938c430
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: !"."
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Value: !"&"
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Value: !"?"
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Value: "User-Agent|3a 20|"
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Value: "-"
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Value: "|3a|End"
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Value: "|3a|End"
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Value: !"Referer|3a|"
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Value: !"Accept"
Within: 15
PCRE: "/^(?:\x3a[0-9]{1,5})?\x0d\x0a/R"
Special Options:
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http_uri
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http_uri
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http_uri
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http_header
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http_header
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http_header
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fast_pattern
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http_header
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http_header