""ET TROJAN Latrodectus Alive Response M5""
SID: 2049703
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2023_12_15, deployment Perimeter, malware_family Latrodectus, performance_impact Significant, confidence High, signature_severity Major, updated_at 2023_12_15
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
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Value: "|0d 0a|9,1"
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Value: "200"
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Value: "Server|3a 20|nginx/"
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Value: "9,1" Depth: 3
Within:
PCRE: "/^9,1[0-9]{9}$/"
Special Options:
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http_stat_code
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http_header
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file_data