SigmaHQ Detections
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6,800 detections
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Detects modifications to the "Hidden" and "ShowSuperHidden" explorer registry values in order to disable showing of hidden files and system files.
This technique is abused by several malware families to hide their files from normal users.
This technique is abused by several malware families to hide their files from normal users.
Detects processes setting a new DLL in DllName in under HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\W32Time\TimeProvider.
Adversaries may abuse time providers to execute DLLs when the system boots.
The Windows Time service (W32Time) enables time synchronization across and within domains.
Adversaries may abuse time providers to execute DLLs when the system boots.
The Windows Time service (W32Time) enables time synchronization across and within domains.
Detects scheduled task creation using "schtasks" that contain potentially suspicious or uncommon commands
Replace.exe Usage
Sigma
Detects the use of Replace.exe which can be used to replace file with another file
Detects a script interpreter wscript/cscript opening a network connection to a non-local network. Adversaries may use script to download malicious payloads.
Detects execution of "findstr" with specific flags and a remote share path. This specific set of CLI flags would allow "findstr" to download the content of the file located on the remote share as described in the LOLBAS entry.
Detects execution of commands that leverage the "mshtml.dll" RunHTMLApplication export to run arbitrary code via different protocol handlers (vbscript, javascript, file, http...)
Detects Non-Standard tools initiating a connection over port 3389 indicating possible lateral movement.
An initial baseline is required before using this utility to exclude third party RDP tooling that you might use.
An initial baseline is required before using this utility to exclude third party RDP tooling that you might use.
Detects an executable initiating a network connection to "ngrok" tunneling domains.
Attackers were seen using this "ngrok" in order to store their second stage payloads and malware.
While communication with such domains can be legitimate, often times is a sign of either data exfiltration by malicious actors or additional download.
Attackers were seen using this "ngrok" in order to store their second stage payloads and malware.
While communication with such domains can be legitimate, often times is a sign of either data exfiltration by malicious actors or additional download.
Detects a process that initiated a network connection over ports 5985 or 5986 from a non-network service account.
This could potentially indicates a remote PowerShell connection.
This could potentially indicates a remote PowerShell connection.
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