Detections

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

40,063 detections

This rule detects suspicious clipboard access attempts initiated by common scripting interpreters (node.exe, python.exe, powershell.exe) in non-standard paths or correlated with recent external network connections. It is designed to identify potential credential theft or data staging using clipboard interaction methods often employed by malware.
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Arnold Chan@slaz
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Hunters
2 months ago
102
This rule detects suspicious clipboard access attempts initiated by common scripting interpreters (node.exe, python.exe, powershell.exe) in non-standard paths or correlated with recent external network connections. It is designed to identify potential credential theft or data staging using clipboard interaction methods often employed by malware.
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
202
Detects file artifacts referencing OtterCandy malware, which combines OtterCookie and RATatouille RAT capabilities, associated with WaterPlum/Contagious Interview campaign
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
002
Detects file artifacts referencing OtterCandy malware, which combines OtterCookie and RATatouille RAT capabilities, associated with WaterPlum/Contagious Interview campaign
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
002
Detects OtterCookie JavaScript-based RAT/infostealer malware artifacts associated with WaterPlum/Contagious Interview campaign
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Arnold Chan@slaz
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Detections.ai Community
2 months ago
102
Detects file artifacts referencing InvisibleFerret, a Python-based backdoor used by WaterPlum/North Korean IT worker actors for persistent access to victim networks
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
002
Detects file artifacts referencing InvisibleFerret, a Python-based backdoor used by WaterPlum/North Korean IT worker actors for persistent access to victim networks
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
002
Detects file artifacts referencing InvisibleFerret, a Python-based backdoor used by WaterPlum/North Korean IT worker actors for persistent access to victim networks
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Arnold Chan@slaz
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Hunters
2 months ago
002
Detects several potentially malicious activities related to Active Directory Certificate Services (AD CS). This includes high volumes of failed requests (potential enumeration), requests for sensitive templates (privilege escalation), and potential impersonation attempts using Subject Alternative Names (SANs). These activities are associated with AD CS abuse techniques.
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Arnold Chan@slaz
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Hunters
2 months ago
1013
Detects the execution of 'charmap.exe' from the Syswow64 directory where the process hierarchy indicates suspicious activity. The detection identifies a chain where PowerShell spawns 'conhost.exe', which in turn spawns a process from a temporary directory (interpreted as a renamed AutoIT executable) that then launches 'charmap.exe'. This pattern is indicative of a multi-stage obfuscated execution flow often used in malware dropper scenarios to bypass standard monitoring.
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Ankit Mehta@Secvyn
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SlimKQL 2026
2 months ago
308
This rule monitors for indicators of compromise (IOCs) associated with a specific AutoIT-based malware delivery chain. It tracks the execution and presence of specific malicious file names and SHA256 hashes, as well as network connections to a identified command-and-control (C2) infrastructure IP address (158.51.122.136). The detection spans file creation, process execution, image loading, and network communication events to identify the multi-stage attack lifecycle.
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Ankit Mehta@Secvyn
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SlimKQL 2026
2 months ago
408
This rule detects activity related to specific known fabricated news infrastructure domains and associated social media handles, which are indicative of influence operations. It monitors network connection events, email URL clicks, email communication patterns involving these domains, and process executions that reference these specific accounts or handles.
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F S@Fsdr
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Detections.ai Community
2 months ago
208
This rule monitors for network and email activity associated with known fraudulent AI reseller infrastructure. It aggregates data from device network connections, email URL inspections, and email header analysis to identify potential interactions with malicious domains known to facilitate AI-related fraud.
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F S@Fsdr
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Detections.ai Community
2 months ago
408
Detects the malicious OIC_Invitation_General_Official.lnk sample used as the entrypoint for PlugX infection chain
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Kaung Khant Ko@kaungkhantko
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Detections.ai Community
2 months ago
002
Detects instances where the process 'GRrte.exe' forcefully terminates 'iediagcmd.exe' using taskkill.exe. This activity is indicative of an attempt to disable or impair specific security diagnostic tools or EDR-related components on the host.
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Kaung Khant Ko@kaungkhantko
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Detections.ai Community
2 months ago
102
Detects network activity or command line parameters initiated by the Jarte text processor (Jarte.exe or GRrte.exe) originating from a JartePortable directory, indicating potential C2 activity involving the domain 'castanaksa.com' or the IP address '192.64.119.189'.
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Kaung Khant Ko@kaungkhantko
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Detections.ai Community
2 months ago
002
This rule detects the creation or modification of registry run keys associated with the JartePortable application. The detection logic looks for persistence mechanisms that point to executable paths in public directories or specific registry value data associated with known PlugX malware activity.
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Kaung Khant Ko@kaungkhantko
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Detections.ai Community
2 months ago
002
This rule detects modifications to the Windows Registry 'Run' keys that point to specific, potentially suspicious executable paths located in 'C:\ProgramData\'. These paths are commonly associated with persistence mechanisms used by malware or unauthorized software to ensure execution at system startup.
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Arnold Chan@slaz
Defender - KQL
2 months ago
005
Detects the obfuscated first-stage JavaScript payload sharedLoad.min.js dropped by the malicious npm indexed-btree package, identified by string-array encoding and self-checksumming array rotation obfuscation patterns
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Arnold Chan@slaz
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Hunters
2 months ago
001
Detects the obfuscated first-stage JavaScript payload sharedLoad.min.js dropped by the malicious npm indexed-btree package, identified by string-array encoding and self-checksumming array rotation obfuscation patterns
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Arnold Chan@slaz
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Midnight Slayer
2 months ago
001
This rule monitors for execution of files with specific SHA256 hashes known to be malicious, and network connections to a known malicious domain associated with Vultr storage. It aggregates file creation, process execution, and network connection events to detect potential threat activity.
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Arnold Chan@slaz
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Detection & Hunting Community
2 months ago
005
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