""ET TROJAN Win32/Koubbeh Sending Windows System Info""
SID: 2032882
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2021_04_27, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, signature_severity Major, updated_at 2021_04_27
Reference:
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md5
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3883ea48ee84f9b084e0920bc185bc39
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 /api/ping//?"
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Value: "|3b 20|WinHttp.WinHttpRequest.5|29|"
Within:
PCRE: "/^User-Agent\x3a\x20[^\r\n]+\x3b WinHttp.WinHttpRequest.5\x29/Hmi"
Special Options:
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fast_pattern
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http_header