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SigmaHQ Detections

@sigmaHQ
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6,797 detections

ForceV1 asks for information directly from the kernel space. Conhost connects to the console application. High IntegrityLevel means the process is running with elevated privileges, such as an Administrator context.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects uncommon "conhost" child processes. This could be a sign of "conhost" usage as a LOLBIN or potential process injection activity.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects suspicious child processes related to Windows Shell utilities spawned by `conhost.exe`, which could indicate malicious activity using trusted system components.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects the creation of a dMSASvc account using the New-ADServiceAccount cmdlet in certain OUs.
The fact that the Cmdlet is used to create a dMSASvc account in a specific OU is highly suspicious.
It is a pattern trying to exploit the BadSuccessor privilege escalation vulnerability in Windows Server 2025.
On top of that, if the user that is creating the dMSASvc account is not a legitimate administrator or does not have the necessary permissions,
it is a strong signal of an attempted or successful abuse of the BaDSuccessor vulnerability for privilege escalation within the Windows Server 2025 Active Directory environment.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects the execution of CSharp interactive console by PowerShell
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects the execution of CustomShellHost.exe where the child isn't located in 'C:\Windows\explorer.exe'. CustomShellHost is a known LOLBin that can be abused by attackers for defense evasion techniques.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects the execution of "dctask64.exe", a signed binary by ZOHO Corporation part of ManageEngine Endpoint Central.
This binary can be abused for DLL injection, arbitrary command and process execution.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects execution of devcon.exe with commands that disable the VMware Virtual Machine Communication Interface (VMCI) device.
This can be legitimate during VMware Tools troubleshooting or driver conflicts, but may also indicate malware attempting to hijack communication with the hardware via the VMCI device.
This has been used to facilitate VMware ESXi vulnerability exploits to escape VMs and execute code on the ESXi host.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
Detects the execution of DeviceCredentialDeployment to hide a process from view.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
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Detects potentially suspicious child processes of a ClickOnce deployment application
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
6 months ago
000
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