Detections

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

850 detections

Detects instances where the AnyDesk process spawns cmd.exe or executes a batch script, which is a common indicator of an attacker performing post-exploitation activities via a remote access session.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
704
Detects instances where the AnyDesk remote support application initiates a Windows command shell (cmd.exe) or executes a batch (.bat) file. This behavior is often associated with remote access tools being used to execute arbitrary commands on a target system.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
104
Detects the launch of client32.exe (a core component of NetSupport Manager) as a child process of PowerShell, indicating potential malicious deployment of the software as a RAT rather than legitimate administrative activity.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects network activity associated with RatHat FRP (Fast Reverse Proxy), including configuration fetching, deployment notifications, and command-and-control handshakes. These rules monitor for specific HTTP API endpoints and TCP patterns used by the tool to establish unauthorized reverse tunnels.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
This rule identifies instances of screen capture events initiated by processes that have previously engaged in network communication with known Remote Management Tool (RMM) domains. By correlating network activity with suspicious endpoint events, it flags potential unauthorized screen scraping performed by tools often abused by attackers for post-compromise reconnaissance.
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F S@Fsdr
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Detections.ai Community
1 month ago
10017
This rule detects potential unauthorized use of MeshAgent RMM software by correlating process execution events (mvtcs.exe, MeshAgent) with network traffic to specific IP addresses identified as associated with Settra command-and-control infrastructure. It specifically filters for MeshAgent activity and validates the threat by requiring an established network connection to known malicious endpoints.
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Arnold Chan@slaz
Defender - KQL
1 month ago
607
Detects the installation of Parallels Desktop on macOS endpoints. This rule identifies when the Parallels Desktop application is installed or updated, providing visibility into the deployment of virtualization software within the environment.
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Shadows VMB@Vemorian_Mort
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Detections.ai Community
1 month ago
1011
Detects activity associated with a potential RMM (Remote Monitoring and Management) agent communicating with known malicious infrastructure and accessing sensitive files like credentials or IDs. This often indicates an adversary leveraging legitimate RMM tooling for post-compromise activity or exfiltration.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
001
Detects the execution or presence of AnyDesk.exe within directories containing 'UBP-Asset' that are outside of known, legitimate installation paths. This behavior often indicates an adversary attempting to use remote access software for persistent access or command and control, commonly disguised within unconventional directories.
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Arnold Chan@slaz
Defender - KQL
1 month ago
104
Detects execution of MeshAgent binaries when initiated by common scripting or application processes (e.g., java, sh, bash, python) or when displaying suspicious command-line patterns indicative of unauthorized remote access or download activity, particularly in environments like WebLogic or PeopleSoft.
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Ankit Mehta@Secvyn
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Detections.ai Community
1 month ago
000
Detects the execution of known NetSupport Manager remote access tool binaries from locations outside of the official installation directories. This behavior is indicative of unauthorized use or persistence of remote management software, often used as a RAT by adversaries.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
103
Detects network activity (TCP, DNS, TLS, HTTP) associated with the UNC6240 threat actor's infrastructure, specifically targeting communications with known malicious IP addresses and domains used in a campaign leveraging PeopleSoft-related lures.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
Detects network activity (TCP, DNS, TLS, HTTP) associated with the UNC6240 threat actor's infrastructure, specifically targeting communications with known malicious IP addresses and domains used in a campaign leveraging PeopleSoft-related lures.
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Arnold Chan@slaz
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Hunters
1 month ago
000
This rule detects the execution of the MeshAgent remote administration tool from a temporary directory followed by a network connection to known malicious infrastructure within a 15-minute window. This behavior is indicative of unauthorized remote access setup or C2 activity using a legitimate remote management utility.
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Arnold Chan@slaz
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Midnight Slayer
1 month ago
000
This rule detects the execution of the MeshAgent remote administration tool from a temporary directory followed by a network connection to known malicious infrastructure within a 15-minute window. This behavior is indicative of unauthorized remote access setup or C2 activity using a legitimate remote management utility.
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Arnold Chan@slaz
Defender - KQL
1 month ago
000
This rule detects the execution of the MeshAgent remote administration tool from a temporary directory followed by a network connection to known malicious infrastructure within a 15-minute window. This behavior is indicative of unauthorized remote access setup or C2 activity using a legitimate remote management utility.
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Arnold Chan@slaz
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Detection & Hunting Community
1 month ago
000
This rule detects the execution of the MeshAgent remote administration tool from a temporary directory followed by a network connection to known malicious infrastructure within a 15-minute window. This behavior is indicative of unauthorized remote access setup or C2 activity using a legitimate remote management utility.
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Arnold Chan@slaz
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Hunters
1 month ago
000
Detects the execution of the AnyDesk remote support tool while Microsoft Teams is currently running. This pattern is often indicative of social engineering or tech support scams where an attacker convinces a victim to run remote access software during a call.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
003
Detects the execution of known HVNC (Hidden Virtual Network Computing) backdoor binaries identified by specific file names and staging directory paths. These binaries are designed to create hidden desktop sessions and perform input injection to facilitate unauthorized remote control of a compromised host.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
This rule detects network traffic patterns indicative of a reverse shell established by DSCourier, a tool or script that leverages the ConfigurationRemotingServer interface to facilitate interactive command execution on a remote host.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
002
Detects the execution of common command-line or scripting interpreters (cmd, powershell, cscript, etc.) spawned by the ScreenConnect remote administration client. This is a common pattern used by attackers leveraging legitimate remote access tools for post-exploitation activities and lateral movement.
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Ibrahim Saud@tektrix
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Detections.ai Community
1 month ago
207
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