Detections

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

9,758 detections

Detects the presence of the keywords "lsass" and ".dmp" in the commandline, which could indicate a potential attempt to dump or create a dump of the lsass process.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
Detects modification of autostart extensibility point (ASEP) in registry.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
000
Detects modification of autostart extensibility point (ASEP) in registry.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
000
Running Chrome VPN Extensions via the Registry install 2 vpn extension
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
703
Detects registry modifications that disable Privacy Settings Experience
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
Detect set EnableFirewall to 0 to disable the Windows firewall
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
707
Detect set DisallowRun to 1 to prevent user running specific computer program
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
000
Hides the file extension through modification of the registry
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
Detects registry modifications that hide internal tools or functions from the user (malware like Agent Tesla, Hermetic Wiper uses this technique)
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
002
Detects the addition of new root, CA or AuthRoot certificates to the Windows registry
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
000
Detects changes to Microsoft Office protected view registry keys with which the attacker disables this feature.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
002
Detects change the the "AutodialDLL" key which could be used as a persistence method to load custom DLL via the "ws2_32" library
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
Detect use of scrobj.dll as this DLL looks for the ScriptletURL key to get the location of the script to execute
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
002
Detect set Notification_Suppress to 1 to disable the Windows security center notification
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
402
Detects the creation of user-specific or system-wide environment variables via the registry. Which contains suspicious commands and strings
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
Detects potential malicious modification of the property value of UseLogonCredential from HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\WDigest to enable clear-text credentials
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
Adversaries may abuse features of Winlogon to execute DLLs and/or executables when a user logs in.
Winlogon.exe is a Windows component responsible for actions at logon/logoff as well as the secure attention sequence (SAS) triggered by Ctrl-Alt-Delete.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
002
Detects execution of PktMon, a tool that captures network packets.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
000
Detects Wscript/Cscript executing a file with an uncommon (i.e. non-script) extension
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
Detects suspicious child processes of a Windows shell and scripting processes such as wscript, rundll32, powershell, mshta...etc.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
Detects suspicious execution of rundll32, with specific calls to some DLLs with known LOLBIN functionalities
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
3 years ago
001
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