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SigmaHQ Detections

@sigmaHQ
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6,800 detections

Detects potential commandline obfuscation using unicode characters.
Adversaries may attempt to make an executable or file difficult to discover or analyze by encrypting, encoding, or otherwise obfuscating its contents on the system or in transit.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
Detects suspicious usage of the cmd.exe 'for /f' loop combined with the 'tokens=' parameter and a recursive directory listing.
This pattern may indicate an attempt to discover and execute system binaries dynamically, for example powershell, a technique sometimes used by attackers to evade detection.
This behavior has been observed in various malicious lnk files.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
Detects a suspicious copy operation that tries to copy a program from system (System32, SysWOW64, WinSxS) directories to another on disk.
Often used to move LOLBINs such as 'certutil' or 'desktopimgdownldr' to a different location with a different name in order to bypass detections based on locations.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
Detect execution of suspicious double extension files in ParentCommandLine
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
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Detects the use of the filename DumpStack.log to evade Microsoft Defender
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
Detects Windows Installer service (msiexec.exe) spawning "cmd" or "powershell"
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
Detects the usage of emojis in the command line, this could be a sign of potential defense evasion activity.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
Detects the usage of emojis in the command line, this could be a sign of potential defense evasion activity.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
Detects the usage of emojis in the command line, this could be a sign of potential defense evasion activity.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
Detects the usage of emojis in the command line, this could be a sign of potential defense evasion activity.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
7 months ago
000
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