Detections

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

4,253 detections

Adversaries may attempt to gather information about attached peripheral devices and components connected to a computer system.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects usage of the Get-ADUser cmdlet to collect user information and output it to a file
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Attackers may leverage fsutil to enumerated connected drives.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects execution of the SharpLDAPmonitor. Which can monitor the creation, deletion and changes to LDAP objects.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects execution of the built-in script located in "C:\Windows\System32\gatherNetworkInfo.vbs". Which can be used to gather information about the target machine
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
000
Adversaries may attempt to get a listing of network connections to or from the compromised system they are currently accessing or from remote systems by querying for information over the network.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects the execution of netsh with the "trace" flag in order to start a network capture
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detect the harvesting of wifi credentials using netsh.exe
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects usage of the "Import-Module" cmdlet to load the "Microsoft.ActiveDirectory.Management.dl" DLL. Which is often used by attackers to perform AD enumeration.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects usage of the Get-ADComputer cmdlet to collect computer information and output it to a file
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects usage of namp/zenmap. Adversaries may attempt to get a listing of services running on remote hosts, including those that may be vulnerable to remote software exploitation
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects the execution of the PUA/Recon tool Seatbelt via PE information of command line parameters
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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This tool enables enumeration and exporting of all DNS records in the zone for recon purposes of internal networks Python 3 and python.exe must be installed,
Usee to Query/modify DNS records for Active Directory integrated DNS via LDAP
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Use of reg to get MachineGuid information
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Identifies use of various commands to query a systems time. This technique may be used before executing a scheduled task or to discover the time zone of a target system.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects potential network sniffing via use of network tools such as "tshark", "windump".
Network sniffing refers to using the network interface on a system to monitor or capture information sent over a wired or wireless connection.
An adversary may place a network interface into promiscuous mode to passively access data in transit over the network, or use span ports to capture a larger amount of data.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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When configured with suitable command line arguments, w32tm can act as a delay mechanism
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Adversaries may enumerate browser bookmarks to learn more about compromised hosts.
Browser bookmarks may reveal personal information about users (ex: banking sites, interests, social media, etc.) as well as details about
internal network resources such as servers, tools/dashboards, or other related infrastructure.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Detects the execution of whoami.exe with the /group command line flag to show group membership for the current user, account type, security identifiers (SID), and attributes.
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SigmaHQ Detections@sigmaHQ
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SigmaHQ
2 years ago
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Yara rule that detects Menorah backdoor.
ReversingLabs Yara@ReversingLabsYara
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ReversingLabs Yara
2 years ago
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This YARA rule detects the SideTwist backdoor by identifying specific byte patterns associated with its core functionalities. These functionalities include anti-sandbox detection, collection of host information, communication with a command and control (C2) server, parsing C2 responses, downloading files from the C2, and replying to the C2 server. The rule requires all these distinct patterns to be present within a PE file (identified by the 'MZ' header) to trigger a detection, aiming to minimize false positives.
ReversingLabs Yara@ReversingLabsYara
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ReversingLabs Yara
3 years ago
0028
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