Detections

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

769 detections

Detects the execution of AnyDesk with flags intended to install it as a persistent service. Legitimate remote monitoring and management (RMM) tools like AnyDesk are increasingly weaponized by threat actors to establish robust, stealthy persistence that evades standard malware detection.
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Georgios Maragos@Gmarak
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Detections.ai Community
6 months ago
80257
This is a KQL detection based on the YARA rules by Jason Baker of GuidePoint Security in linked reference - Connected to the Akira ransomware exploits
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Søren Holm Pedersen@SorenHP
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Detections.ai Community
6 months ago
152447
This rule identifies various indicators of Mimikatz execution, including specific command-line arguments, file names, suspicious access to the LSASS process memory, and the creation or loading of malicious services or DLLs associated with Mimikatz. It aims to detect credential dumping activities and persistence mechanisms often employed by attackers.
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Kenji Choy@kchoy
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Detections.ai Community
6 months ago
180383
This rule detects multiple TTPs (Tactics, Techniques, and Procedures) associated with advanced adversaries, including QEMU virtualization abuse for defense evasion, creation of malicious scheduled tasks (specifically 'TPMProfiler'), rogue account or service creation (e.g., 'CtxAppVCOMService' or 'AppMgmt' service via 'sc.exe'), port forwarding/tunneling commands (using 'ssh' or 'portproxy' with specific ports), credential access attempts via 'vssuirun.exe' or printing 'NTDS.dit', and potential DLL sideloading involving 'ADNotificationManager.exe' and 'vcruntime140_1.dll'. It also includes IOCs for specific IPs, domains, and file hashes.
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Aamir Muhammad@Aamir
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Detections.ai Community
6 months ago
170485
This query searches for multiple indicators associated with the STAC4713 and STAC3725 campaigns (often linked to PayoutsKing/GOLD ENCOUNTER). It utilizes a fast free-text pre-filter followed by a case statement to categorize specific TTPs, including QEMU abuse, rogue scheduled tasks, suspicious services/accounts, covert tunneling, and credential access.
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Aamir Muhammad@Aamir
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Detections.ai Community
6 months ago
30221
Detects Obfuscated Powershell via VAR++ LAUNCHER
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
002
Detects systemctl commands enabling or starting a service named 'sysupdate', which Canis C2 uses to masquerade as a legitimate system update process and maintain persistence on Linux systems. The service restarts every 30 seconds.
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Tim Peck@timpeck
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SecOps Signals
7 months ago
50248
Detects Obfuscated use of Clip.exe to execute PowerShell
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects all variations of obfuscated powershell IEX invocation code generated by Invoke-Obfuscation framework from the code block linked in the references
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated use of stdin to execute PowerShell
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated use of Environment Variables to execute PowerShell
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated Powershell via COMPRESS OBFUSCATION
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated Powershell via RUNDLL LAUNCHER
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated Powershell via Stdin in Scripts
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated Powershell via use Clip.exe in Scripts
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated Powershell via use MSHTA in Scripts
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated Powershell via use Rundll32 in Scripts
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated Powershell via VAR++ LAUNCHER
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects the use of getsystem Meterpreter/Cobalt Strike command by detecting a specific service installation
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects Obfuscated use of Clip.exe to execute PowerShell
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects all variations of obfuscated powershell IEX invocation code generated by Invoke-Obfuscation framework from the code block linked in the references
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
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