Detections

Explore public detection logic contributed by the community across SIEM and rule languages.

7 detections

Detects alerts that reference specific CVEs historically exploited by the threat group QTFY against internet-facing applications, including common vulnerabilities in Pulse Secure, FortiOS, Citrix ADC, Exchange, F5 BIG-IP, Log4Shell, and others, when the alert severity is Medium or High and contains indicators of exploit or initial access.
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Arnold Chan@slaz
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Detections.ai Community
29 days ago
102
Detects alerts that reference specific CVEs historically exploited by the threat group QTFY against internet-facing applications, including common vulnerabilities in Pulse Secure, FortiOS, Citrix ADC, Exchange, F5 BIG-IP, Log4Shell, and others, when the alert severity is Medium or High and contains indicators of exploit or initial access.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
1016
Detects alerts that reference specific CVEs historically exploited by the threat group QTFY against internet-facing applications, including common vulnerabilities in Pulse Secure, FortiOS, Citrix ADC, Exchange, F5 BIG-IP, Log4Shell, and others, when the alert severity is Medium or High and contains indicators of exploit or initial access.
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Arnold Chan@slaz
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Hunters
2 months ago
006
Detects alerts that reference specific CVEs historically exploited by the threat group QTFY against internet-facing applications, including common vulnerabilities in Pulse Secure, FortiOS, Citrix ADC, Exchange, F5 BIG-IP, Log4Shell, and others, when the alert severity is Medium or High and contains indicators of exploit or initial access.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
005
Detects alerts that reference specific CVEs historically exploited by the threat group QTFY against internet-facing applications, including common vulnerabilities in Pulse Secure, FortiOS, Citrix ADC, Exchange, F5 BIG-IP, Log4Shell, and others, when the alert severity is Medium or High and contains indicators of exploit or initial access.
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Arnold Chan@slaz
Defender - KQL
2 months ago
404
Detects alerts that reference specific CVEs historically exploited by the threat group QTFY against internet-facing applications, including common vulnerabilities in Pulse Secure, FortiOS, Citrix ADC, Exchange, F5 BIG-IP, Log4Shell, and others, when the alert severity is Medium or High and contains indicators of exploit or initial access.
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
000
Detects exploitation attempts against Citrix Netscaler, Application Delivery Controller, and Citrix Gateway devices targeting CVE-2019-19781. The rule looks for specific URI query patterns indicative of directory traversal or direct access to vulnerable scripts.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
1028