Detections

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

4,463 detections

Detects suspicious PowerShell invocation command parameters
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Dnscat exfiltration tool execution
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects base64 encoded powershell cmdlet invocation of known suspicious cmdlets
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects usage of "xor" or "bxor" in combination of a "foreach" loop. This pattern is often found in encoded powershell code and commands as a way to avoid detection
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects Obfuscated Powershell via RUNDLL LAUNCHER
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects Obfuscated Powershell via use Rundll32 in Scripts
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects a specific PowerShell command line pattern used by the UNC2452 actors as mentioned in Microsoft and Symantec reports
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects new commands that add new printer port which point to suspicious file
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects the exploitation of Zoho ManageEngine Desktop Central Java Deserialization vulnerability reported as CVE-2020-10189
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects command line patterns used by BlackByte ransomware in different operations
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects a PowerShell script used by Lace Tempest APT to launch their malware loader by exploiting CVE-2023-47246 as reported by SysAid Team
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects a PowerShell script used by Lace Tempest APT to erase evidence from victim servers by exploiting CVE-2023-47246 as reported by SysAid Team
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects execution of the POWERHOLD script seen used by FIN7 as reported by WithSecureLabs
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects potential execution of the PowerShell script POWERTRASH
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects Rorschach ransomware execution activity
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects suspicious child processes spawned by the CrushFTP service that may indicate exploitation of remote code execution vulnerabilities such as
CVE-2025-31161, where attackers can achieve RCE through crafted HTTP requests.
The detection focuses on commonly abused Windows executables (like powershell.exe, cmd.exe etc.) that attackers typically use post-exploitation to execute malicious commands.
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects the initial execution of the Raspberry Robin malware from an external drive using "Cmd.EXE".
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects commands used by Turla group as reported by ESET in May 2020
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects Obfuscated use of stdin to execute PowerShell
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects code execution via Pester.bat (Pester - Powershell Modulte for testing)
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
Detects usage of a base64 encoded "IEX" cmdlet in a process command line
Yamato Security Hayabusa@YamatoSecurityHayabusa
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Yamato Security Hayabusa Rules
1 year ago
004
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