""ET TROJAN Earth Preta PUBLOAD Activity M3""
SID: 2050512
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, created_at 2024_01_26, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_01_26
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: "If-None-Match|3a 20 22|"
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Value: "User-Agent|3a 20|Microsoft-CryptoAPI/6.1"
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Value: "FwMD" Depth: 4
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Value: "POST /msdownload/update/v3/static/trustedr/en/" Depth: 46
Within:
PCRE: "/^[A-Za-z0-9]{25}/R"
Special Options:
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http_header
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http_header
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http_client_body
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fast_pattern