Detections

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

106 detections

Detects enabling Hide500Users in com.apple.loginwindow preferences, which suppresses
sub-500 UID accounts from the login screen and System Settings.
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Danny Y@zendannyy
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Detections.ai Community
5 months ago
004
Detects the creation or modification of TxF CLFS log files (FsTxLog.blf) within the System Volume Information directory, which is a primary staging mechanism for the YellowKey BitLocker bypass. The rule also identifies potential VMware MAC OUI within the Resource Manager GUID, indicating a high-confidence proof-of-concept artifact.
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Ethan Andrews@eandrews
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Federal Signal Detections
5 months ago
130133
Detektiert Gremlin Stealer TTPs wie Crypto-Clipping oder Session-Hijacking durch Analyse von verdächtigen Prozessbefehlen und Ressourcen-Manipulation laut Unit 42 Bericht.
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Georg Lauenstein@gsec
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SecOps Signals
5 months ago
10223
Detects execution of the "mount" command with "hidepid" parameter to make invisible processes to other users from the system
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
101
Adversaries can carry out malicious operations using a virtual instance to avoid detection. This rule is built to detect the registration of the Virtualbox driver or start of a Virtualbox VM.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
001
Detects when an attacker tries to hide from Sysmon by disabling or stopping it
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
001
Once executed, colorcpl.exe will copy the arbitrary file to c:\windows\system32\spool\drivers\color\
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detect creation of suspicious executable file names.
Some strings look for suspicious file extensions, others look for filenames that exploit unquoted service paths.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects the execution of Process Hacker based on binary metadata information (Image, Hash, Imphash, etc).
Process Hacker is a tool to view and manipulate processes, kernel options and other low level options.
Threat actors abused older vulnerable versions to manipulate system processes.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects the execution of System Informer, a task manager tool to view and manipulate processes, kernel options and other low level operations
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects a potentially suspicious execution of a parent process located in the "\Users\Public" folder executing a child process containing references to shell or scripting binaries and commandlines.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects disabling the CrashDump per registry (as used by HermeticWiper)
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects registry modifications to the Run key via reg.exe that include the conhost.exe executable with the undocumented --headless parameter. This technique is used by EtherRAT for persistent, stealthy execution of its Node.js payloads.
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Bryant Smith@flowstate
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Detections.ai Community
7 months ago
1048
Detects registry modifications to the SpecialAccounts\UserList key, setting a value to 0 to hide an account from the Windows login screen. This technique is observed in the CTRL framework to conceal backdoor accounts (e.g., Administrator, Admin, Windows).
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Andrew Northern@exraritas
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Censys
7 months ago
0035
KQL Query from file: INC Ransomware Command Execution
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Ankit Mehta@Secvyn
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Detections.ai Community
7 months ago
100103
Detects the creation of a hard link using mklink.exe, where the source is in C:\ProgramData and the destination is an executable in a user's AppData or Temp directory. This technique was observed in an APT36 campaign to stage and execute payloads while evading path-based detections.
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Ethan Andrews@eandrews
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Federal Signal Detections
8 months ago
5041
Detects a process performing rapid, high-volume file system enumeration across multiple drives while deliberately avoiding critical system directories, a behavior consistent with the reconnaissance phase of Gunra ransomware.
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Ethan Andrews@eandrews
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Federal Signal Detections
8 months ago
2035
Detects scheduled task creation configured to execute WindowsSandbox.exe, often used to evade EDR by running malware in an isolated container.
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Jorden Smith@Jorden
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SimSpace Public
10 months ago
5038
Detects .wsb configuration files created in common staging directories used by attackers for malware deployment.
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Jorden Smith@Jorden
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SimSpace Public
10 months ago
0025
Detects Windows Sandbox launched by non-interactive accounts such as SYSTEM or service accounts, indicating automated malicious execution.
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Jorden Smith@Jorden
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SimSpace Public
10 months ago
0020
Detects Windows Sandbox execution with a .wsb configuration file, often used to automate malicious sandbox environments for defense evasion.
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Jorden Smith@Jorden
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SimSpace Public
10 months ago
0018
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