""ET TROJAN Felismus CnC Beacon 2""
SID: 2024177
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_04_04, deployment Perimeter, malware_family Felismus, signature_severity Major, tag Felismus, tag c2, updated_at 2017_04_04, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel
Reference:
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md5
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8de3f20d94611e0200c484e42093f447
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
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Value: "POST"
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Value: "/products.php?"
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Value: !"Content-Type|3a|"
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Value: "Referer|3a|"
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Value: "/products.php|0d 0a|"
Within:
PCRE: "/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$/P"
Special Options:
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http_method
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http_uri
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http_header
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http_header
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http_header