Detections
Explore public detection logic contributed by the community across SIEM and rule languages.
833 detections
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Detects lateral movement behaviors associated with ransomware affiliates, including remote service creation using PsExec-style binaries or admin-share paths, command-line access to SMB admin shares, and enabling Remote Desktop Protocol via registry modifications or firewall rule updates.
Detects observable hiding actions targeting ScreenConnect (ConnectWise Control) clients, such as modifying registry keys to hide uninstall entries, using attrib.exe to set hidden attributes, or launching management tools with hidden window styles.
Detects modification of HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\User Shell Folders\\Local AppData to a Windows kernel object namespace path such as \\.\globalroot\BaseNamedObjects\Restricted. The LegacyHive 0-day exploits this registry pivot to redirect UsrClass.dat loading via the Windows User Profile Service, achieving privilege escalation on all supported desktop and server versions with the July 2026 patch applied. No legitimate application redirects a user shell folder to a kernel namespace path.
The following analytic detects when a known remote access software is added to common persistence locations on a device within the environment. Adversaries use these utilities to retain remote access capabilities to the environment. Utilities in the lookup include AnyDesk, GoToMyPC, LogMeIn, TeamViewer and much more. Review the lookup for the entire list and add any others.
Detects Sysmon registry events (EventCode 12, 13, 14) writing Run/RunOnce keys or Service ImagePath values that reference esetservice.exe from a user-writable path (AppData, ProgramData, Temp, Public, Downloads), excluding the legitimate Program Files\ESET install location.
The following analytic detects a suspicious modification to the Windows registry that changes the auto-update notification setting to "Notify before download." This detection leverages data from the Endpoint.Registry data model, focusing on specific registry paths and values. This activity is significant because it is a known technique used by adversaries, including malware like RedLine Stealer, to evade detection and potentially deploy additional payloads. If confirmed malicious, this modification could allow attackers to bypass security measures, maintain persistence, and exploit vulnerabilities on the target host.
The following analytic detects modifications to the Windows registry aimed at disabling Windows Security Center notifications. It leverages data from the Endpoint.Registry datamodel, specifically monitoring changes to the registry path "*\\Windows\\CurrentVersion\\ImmersiveShell\\UseActionCenterExperience*" with a value of "0x00000000". This activity is significant as it can indicate an attempt by adversaries or malware, such as Azorult, to evade defenses by suppressing critical update notifications. If confirmed malicious, this could allow attackers to persist undetected, potentially leading to further exploitation and compromise of the host system.
The following analytic detects a suspicious modification to the Windows registry that disables automatic updates. It leverages data from the Endpoint datamodel, specifically monitoring changes to the registry path "*\\SOFTWARE\\Policies\\Microsoft\\Windows\\WindowsUpdate\\DoNotConnectToWindowsUpdateInternetLocations" with a value of "0x00000001". This activity is significant as it can be used by adversaries, including malware like RedLine Stealer, to evade detection and prevent the system from receiving critical updates. If confirmed malicious, this could allow attackers to exploit vulnerabilities, persist in the environment, and potentially deploy additional payloads.
The following analytic identifies a suspicious modification to the Windows registry that disables automatic updates. It detects changes to the registry path `SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU\NoAutoUpdate` with a value of `0x00000001`. This activity is significant as it is commonly used by adversaries, including malware like RedLine Stealer, to evade detection and maintain persistence. If confirmed malicious, this could allow attackers to bypass security updates, leaving the system vulnerable to further exploitation and potential zero-day attacks.
The following analytic detects modifications to the registry that disable the Event Tracing for Windows (ETW) feature. It leverages data from the Endpoint.Registry data model, specifically monitoring changes to the registry path "*\\SOFTWARE\\Microsoft\\.NETFramework\\ETWEnabled" with a value set to "0x00000000". This activity is significant because disabling ETW can allow attackers to evade detection mechanisms, making it harder for security tools to monitor malicious activities. If confirmed malicious, this could enable attackers to execute payloads with minimal alerts, impairing defenses and potentially leading to further compromise of the system.
The following analytic detects modifications to the Windows registry aimed at disabling the Registry Editor (regedit). It leverages data from the Endpoint.Registry data model, specifically monitoring changes to the registry path "*\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Policies\\System\\DisableRegistryTools" with a value of "0x00000001". This activity is significant because malware, such as RATs or trojans, often disable registry tools to prevent the removal of their entries, aiding in persistence and defense evasion. If confirmed malicious, this could hinder incident response efforts and allow the attacker to maintain control over the compromised system.
The following analytic detects suspicious registry modifications aimed at disabling Windows Group Policy features. It leverages data from the Endpoint.Registry data model, focusing on specific registry paths and values associated with disabling key Windows functionalities. This activity is significant because it is commonly used by ransomware to hinder mitigation and forensic response efforts. If confirmed malicious, this behavior could severely impair the ability of security teams to analyze and respond to the attack, allowing the attacker to maintain control and persist within the compromised environment.
The following analytic detects modifications to the Windows registry that disable the Windows Defender raw write notification feature. It leverages data from the Endpoint.Registry datamodel, specifically monitoring changes to the registry path associated with Windows Defender's real-time protection settings. This activity is significant because disabling raw write notifications can allow malware, such as Azorult, to bypass Windows Defender's behavior monitoring, potentially leading to undetected malicious activities. If confirmed malicious, this could enable attackers to execute code, persist in the environment, and access sensitive information without detection.
The following analytic detects modifications to the Windows registry key "DisableRemoteDesktopAntiAlias" with a value set to 0x00000001. This detection leverages data from the Endpoint datamodel, specifically monitoring changes in the Registry node. This activity is significant as it may indicate the presence of DarkGate malware, which alters this registry setting to enhance its remote desktop capabilities. If confirmed malicious, this modification could allow an attacker to maintain persistence and control over the compromised host, potentially leading to further exploitation and data exfiltration.
The following analytic detects modifications in the Windows registry to disable Windows Error Reporting (WER) settings. It leverages data from the Endpoint.Registry datamodel, specifically monitoring changes to registry paths related to WER with a value set to "0x00000001". This activity is significant as adversaries may disable WER to suppress error notifications, hiding the presence of malicious activities. If confirmed malicious, this could allow attackers to operate undetected, potentially leading to prolonged persistence and further exploitation within the environment.
The following analytic detects a suspicious modification to the Windows registry setting for EnableLinkedConnections. It leverages data from the Endpoint.Registry datamodel to identify changes where the registry path is "*\\Microsoft\\Windows\\CurrentVersion\\Policies\\System\\EnableLinkedConnections" and the value is set to "0x00000001". This activity is significant because enabling linked connections can allow network shares to be accessed with both standard and administrator-level privileges, a technique often abused by malware like BlackByte ransomware. If confirmed malicious, this could lead to unauthorized access to sensitive network resources, escalating the attacker's privileges.
The following analytic detects a modification to the Windows registry setting "LongPathsEnabled," which allows file paths longer than 260 characters. This detection leverages data from the Endpoint.Registry datamodel, focusing on changes to the specific registry path and value. This activity is significant because adversaries, including malware like BlackByte, exploit this setting to bypass file path limitations, potentially aiding in evasion techniques. If confirmed malicious, this modification could facilitate the execution of long-path payloads, aiding in persistence and further system compromise.
The following analytic identifies a suspicious modification of the Windows registry setting for max connections per server. It detects changes to specific registry paths using data from the Endpoint.Registry datamodel. This activity is significant because altering this setting can be exploited by attackers to increase the number of concurrent connections to a remote server, potentially facilitating DDoS attacks or enabling more effective lateral movement within a compromised network. If confirmed malicious, this could lead to network disruption or further compromise of additional systems.
The following analytic detects a suspicious modification to the Windows registry that disables automatic reboot with a logged-on user. This detection leverages the Endpoint data model to identify changes to the registry path `SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU\NoAutoRebootWithLoggedOnUsers` with a value of `0x00000001`. This activity is significant as it is commonly used by adversaries, including malware like RedLine Stealer, to evade detection and maintain persistence. If confirmed malicious, this could allow attackers to bypass security measures and deploy additional payloads without interruption.
The following analytic detects modifications to the Windows registry key "ProxyEnable" to enable proxy settings. It leverages data from the Endpoint.Registry datamodel, specifically monitoring changes to the "Internet Settings\ProxyEnable" registry path. This activity is significant as it is commonly exploited by malware and adversaries to establish proxy communication, potentially connecting to malicious Command and Control (C2) servers. If confirmed malicious, this could allow attackers to redirect network traffic through a proxy, facilitating unauthorized communication and data exfiltration, thereby compromising the security of the affected host.
The following analytic detects modifications to the Windows registry key for setting up a proxy server. It leverages data from the Endpoint.Registry datamodel, focusing on changes to the "Internet Settings\\ProxyServer" registry path. This activity is significant as it can indicate malware or adversaries configuring a proxy to facilitate unauthorized communication with Command and Control (C2) servers. If confirmed malicious, this could allow attackers to establish persistent, covert channels for data exfiltration or further exploitation of the compromised host.
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