Detectors

Every Cortex detection rule the toolbox knows about — analytics alerts, BIOCs and correlation rules — in one filterable set.

264 detectors match the current filters. tactic: TA0003 ✕

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Type Name Severity Module Data source / event ATT&CK
Analytics BIOC Google Workspace organizational unit was modified A Google Workspace admin modified an organizational unit. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Google Workspace Audit Logs Persistence
Analytics BIOC Google Workspace user authentication information changed Google Workspace authentication information was changed for a user. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Google Workspace Audit Logs Credential Access, Persistence
Analytics BIOC IAM inline policy was added to group A cloud identity added an AWS IAM inline policy to an IAM group. Informational Cortex Cloud AWS Audit Log Persistence, Privilege Escalation
Analytics BIOC IAM inline policy was added to role A cloud identity added an AWS IAM inline policy to an IAM role. Informational Cortex Cloud AWS Audit Log Persistence, Privilege Escalation
Analytics BIOC IAM inline policy was added to user A cloud identity added an AWS IAM inline policy to an IAM user. Informational Cortex Cloud AWS Audit Log Persistence, Privilege Escalation
Analytics BIOC IAM instance profile was associated with EC2 instance An AWS IAM instance profile was associated with EC2 instance. Informational Cortex Cloud AWS Audit Log Privilege Escalation, Persistence
Analytics BIOC IAM instance profile was created An AWS IAM instance profile was created. Informational Cortex Cloud AWS Audit Log Privilege Escalation, Persistence
Analytics BIOC IAM instance profile was replaced for EC2 instance An AWS IAM instance profile was replaced for EC2 instance. Informational Cortex Cloud AWS Audit Log Privilege Escalation, Persistence
Analytics BIOC IAM policy default version was changed A cloud identity set the specified version of an AWS IAM policy as the policy's default. Informational Cortex Cloud AWS Audit Log Persistence, Privilege Escalation
Analytics BIOC IAM policy version was created A cloud identity created an AWS-managed IAM policy version. Informational Cortex Cloud AWS Audit Log Persistence, Privilege Escalation
Analytics BIOC IAM policy was attached to group A cloud identity attached an AWS IAM policy to an IAM group. Informational Cortex Cloud AWS Audit Log Persistence, Privilege Escalation
Analytics BIOC IAM policy was attached to role An AWS IAM policy was attached to this role. Informational Cortex Cloud AWS Audit Log Privilege Escalation, Persistence
Analytics BIOC IAM role trust policy modification A cloud identity updated the trust policy of an AWS IAM role. Informational Cortex Cloud AWS Audit Log Persistence, Privilege Escalation
Analytics BIOC IAM role was created An IAM role was created. Informational Cortex Cloud AWS Audit Log, Gcp Audit Log Persistence, Privilege Escalation
Analytics BIOC IAM User added to an IAM group An IAM user was added to an IAM group. Informational Cortex Cloud AWS Audit Log Privilege Escalation, Persistence
Analytics BIOC Identity assigned an Azure AD Administrator Role An identity was assigned an Azure AD Administrator role. Informational Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Persistence
Analytics BIOC Image file execution options (IFEO) registry key set Attackers may use the Image File Execution Options Registry key to launch their executable whenever the user attempts to execute a certain executable. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation, Persistence
Analytics BIOC Installation of a new System-V service Installation of a new System-V service. Low Platform Analytics XDR Agent Persistence, Privilege Escalation
BIOC Kernel modules loaded via command-line tool The insmod/depmod command loads a kernel module; attackers may use kernel modules as rootkits. Informational Platform Analytics Process execution Persistence
BIOC Kernel modules loaded via compiled loader and .ko file Instead of using insmod/depmod, an attacker can build a loader and load a kernel module; attackers may use kernel modules as rootkits. Informational Platform Analytics Process execution Persistence
Analytics BIOC Known service display name with uncommon image-path Service created with a known display name but has an uncommon image-path. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence, Execution
Analytics BIOC Known service name with an uncommon image-path A Service with a known service name has an uncommon image-path. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence, Execution
Analytics BIOC Kubernetes admission controller activity A Kubernetes admission controller has been created or modified. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log, Kubernetes Audit Logs Persistence, Credential Access
Analytics BIOC Linux local user account creation A user executed a process associated with user account creation. Informational Identity Analytics XDR Agent Persistence
Analytics BIOC Local user account creation A user was observed creating a rare local user account. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Persistence
Analytics BIOC Local user account creation by a machine account A machine account was observed creating a rare local user account. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Persistence
BIOC Manipulation of 'BootExecute' Registry run key Smss.exe will launch anything present in the BootExecute Registry key under HKLM\SYSTEM\ControlSet002\Control\Session Manager. The BootExecute key should only contain "autocheck autochk*". If there are additional values in it, they are probably used for malware persistence. Informational Platform Analytics Registry Persistence
BIOC Manipulation of AppInit DLL loading list The AppInit DLLs Registry key contains a list of DLLs that will be loaded when user32.dll is loaded. As most Windows executables use the user32.dll, any DLL that is listed in the AppInit_DLLs Registry key will be loaded also. The user32.dll file is also used by processes that are automatically started by the system when you log on. Informational Platform Analytics Registry Persistence
BIOC Manipulation of Application Verifier custom providers The Application Verifier assists developers in quickly finding subtle programming errors that can be extremely difficult to identify with normal application testing. Using Application Verifier in Visual Studio makes it easier to create reliable applications by identifying errors caused by heap corruption, incorrect handle and critical section usage. Changing the providers could change handling. An attacker can use this ability to inject a custom verifier into any application. Once the custom verifier has been injected, the attacker now has full control over the application. Informational Platform Analytics Registry Persistence
BIOC Manipulation of autostart related system files May be used as a malware persistence technique, as these files have relevancy to the startup routine of Windows. Informational Platform Analytics File Persistence
BIOC Manipulation of default file association configuration When a file is opened, the default program used to open the file, its handler, is checked. File association selections are stored in the Windows Registry and can be edited by users. Malware can modify or create a file association for a given file extension to call another program when a given extension is opened. Informational Platform Analytics Registry Persistence
BIOC Manipulation of default file extension configuration Alerts when a handler of a known file extension is modified. Applicable to EXE, DLL, SYS, PS1, BAT, CMD, ZIP and LNK extensions. Low Platform Analytics Registry Persistence
BIOC Manipulation of Firefox plugins and extensions via the Registry Plugins and extensions are loaded from all of these Registry keys. Medium Platform Analytics Registry Persistence
Analytics BIOC Manipulation of netsh helper DLLs Registry keys Registering netsh helper DLLs is uncommon, and could be used by malware for persistence. Medium Platform Analytics XDR Agent Persistence
BIOC Manipulation of service imagepath configuration This key specifies the location of the executable file for the driver or service. Malicious executables might be installed in these paths. Informational Platform Analytics Registry Persistence
BIOC Manipulation of the MonitorProcess Registry key Entries added under the Registry key HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SilentProcessExit can be used to run malicious code and help attackers gain persistence. Medium Platform Analytics Registry Persistence
BIOC Manipulation of Winlogon 'Notify' autostart Registry key Since Winlogon handles the Secure Attention Sequence (SAS) (Ctrl+Alt+Del), notify subkeys found at HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify are used to notify event handles when SAS happens and load a DLL. This DLL can be edited to launch whenever such a SAS event occurs. Informational Platform Analytics Registry Persistence
BIOC Manipulation of Winlogon 'UserInit' autostart Registry key Winlogon process uses the value specified in the UserInit key to launch login scripts etc. This key is location at HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon. Usually, UserInit key points to userinit.exe but if this key can be altered, then that EXE will also launch by Winlogon. Medium Platform Analytics Registry Persistence
Analytics BIOC Masquerading as a default local account A user created a new local account with the name of a default local account, such as Guest and DefaultAccount. An attacker may create a user with these known names to evade detection. Low Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion, Persistence
Analytics BIOC Member added to a Windows local security group A member was added to a Windows local security group. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Persistence, Privilege Escalation
Analytics BIOC MFA was disabled for an Azure identity MFA was disabled for the user. Low Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Credential Access, Defense Evasion, Persistence
Analytics BIOC Microsoft Office adds a value to autostart Registry key Microsoft Office adds a value to a registry entry (run keys, startup folders) to establish persistence. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
Analytics BIOC Microsoft Teams application setup policy was modified Microsoft Teams the application setup policy, which is responsible for application management, was modified. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Office 365 Audit Defense Evasion, Persistence
BIOC Modification of default Windows startup path via Registry An attacker may modify the startup path to the location of the malware. Informational Platform Analytics Registry Persistence
BIOC Modification of logon scripts via Registry Windows logon scripts are stored in ``HKCU\Environment\UserInitMprLogonScript`` and trigger when a user logs in. Attackers may abuse them for persistence. Medium Platform Analytics Registry Persistence
Analytics BIOC Modification of PAM Modification of PAM configuration files. Informational Platform Analytics XDR Agent Persistence, Defense Evasion, Credential Access
BIOC Modification of systemd service files An attacker may create or modify systemd service unit files to establish persistence between reboots. Informational Platform Analytics File Persistence
Analytics BIOC Modification of the AD FS IdentityServer configuration file The AD FS service configuration file was modified. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence, Defense Evasion
BIOC Modification of the Winlogon\Shell Registry key Malware may modify the Winlogon\Shell Registry value to load itself instead of explorer.exe, which is the default system shell. Informational Platform Analytics Registry Persistence
Analytics BIOC Modification or Deletion of an Azure Application Gateway Detected Modification or Deletion of an Azure Application Gateway Detected. A change has been detected in an Azure Application Gateway. This may indicate unauthorized access or malicious activity. Informational Cortex Cloud Azure Audit Log Persistence
BIOC Multiple RDP sessions enabled via Registry Attackers may allow multiple RDP sessions, so they could access the machine at the same time the user does. Medium Platform Analytics Registry Persistence, Lateral Movement
Analytics Multiple suspicious user accounts were created A user was observed creating multiple rare user accounts. Low Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Persistence
Analytics Multiple user accounts were deleted A user deleted multiple user accounts. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Persistence, Impact
Analytics New cloud identity created with administrative policy New cloud identity was created and assigned administrative policy. Low Cortex Cloud AWS Audit Log, Gcp Audit Log Persistence
BIOC New entry added to startup related Registry keys by unsigned process Entries added to the "Run Keys" in the Registry or the startup folder will cause the program to be executed when the user logs in. The program will be executed in the context of the user and will have his permissions level. Informational Platform Analytics Registry Persistence
BIOC New local user created via PowerShell command line Attackers may create new local users to persist access to machines. Medium Platform Analytics Process execution Persistence
BIOC New service created via command line Attackers may leverage services to gain persistence on an endpoint. Informational Platform Analytics Process execution Persistence
Analytics BIOC New Teams application published to the organization catalog A new Teams application was published to the organization catalog. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Office 365 Audit Persistence
Analytics BIOC Office process accessed an unusual .LNK file An attacker may embed a .LNK file in an Office document to execute malicious code. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Execution, Persistence
Analytics BIOC Okta API Token Created A user created a new API token in Okta. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Okta Audit Log Privilege Escalation, Execution, Persistence
Analytics Okta device assignment A device was assigned as an Okta MFA device to a user. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Okta Audit Log Initial Access, Persistence
Analytics BIOC Owner was added to Azure application An Owner was added to an Azure application. Informational Cortex Cloud Azure Audit Log, Microsoft Graph Logs Privilege Escalation, Persistence
BIOC Persistence through service registration An attacker may add or modify system services to persist on a host. Informational Platform Analytics File Persistence
BIOC Persistence using bashrc files Possible persistency using shell (bash\csh) profile files. Commands in ~/.bashrc are executed on every new shell execution. Informational Platform Analytics File Persistence
BIOC Persistence using cron jobs Cron jobs are tasks to be executed sometime in the future, and could be used to persist malware. Informational Platform Analytics File Persistence
BIOC Persistence via Registry screensaver key change Attackers may install their malware persistently by modifying the value of the screensaver Registry key. Informational Platform Analytics Registry Persistence
Analytics BIOC Phantom DLL Loading An attacker might leverage existing processes missing module loads to load malicious code into trusted processes. Medium Platform Analytics XDR Agent Persistence
BIOC Port Monitor added in Registry Adversaries may use port monitors to run an adversary-supplied DLL during system boot for persistence or privilege escalation. Low Platform Analytics Registry Persistence
Analytics BIOC Possible DLL Hijack into a Microsoft process An unsigned DLL was loaded into a Microsoft signed process. This DLL name is usually signed by Microsoft, which might indicate an attacker performing DLL Hijacking. Informational Platform Analytics XDR Agent Persistence, Privilege Escalation, Defense Evasion
Analytics BIOC Possible DLL Search Order Hijacking An attacker might abuse the Windows DLL search order to trigger known, signed processes to load the attacker's malicious module. Low Platform Analytics XDR Agent Persistence, Privilege Escalation, Defense Evasion
Analytics BIOC Possible Persistence via group policy Registry keys Group Policy registry keys were read during system startup. This behavior may indicate a persistence mechanism that triggers on reboot to execute malicious code. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
BIOC Possible web shell command execution Possible command execution via a web shell for reconnaissance. Informational Platform Analytics Process execution Persistence
Analytics BIOC Possible webshell file written by a web server process An uncommon file with a web file extension was created, written or renamed by a web server process. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Initial Access, Persistence
BIOC Possible XDG autostart persistency Possible persistency gained by writing or creating a desktop file inside the xdg autostart directory. Informational Platform Analytics File Persistence
Analytics BIOC Potential creation of persistent cloud credentials A cloud identity invoked a credential-related persistence operation. Informational Cortex Cloud AWS Audit Log Persistence, Credential Access, Lateral Movement
BIOC Potential web shell installation A web-app script file was installed on a web server. This can indicate an installation of web shell. Informational Platform Analytics File Persistence
BIOC PowerShell creates a new service PowerShell creates a new service via a command line. This can be used by attackers to be persistent on a machine. Low Platform Analytics Process execution Persistence
BIOC PowerShell downloads files via BITS This PowerShell argument is often used to run commands with malicious intent. Medium Platform Analytics Process execution Persistence
BIOC Print Processor Registration Adversaries may abuse print processors to run malicious DLLs during system boot that will be executed as SYSTEM for privilege escalation and/or persistence. Low Platform Analytics Registry Persistence
BIOC Print spooler set to load new DLL on boot Malware can use this technique to load malicious code at startup that will persist on system reboot. This DLL must be located in C:\Windows\System32 and will be loaded by the print spooler service, spoolsv.exe, on boot. A port monitor can be set through the AddMonitor API. Informational Platform Analytics Registry Persistence
Analytics Rare access to known advertising domains The endpoint performed many connections to unpopular advertising domains. This could indicate the presence of adware on the endpoint. Informational Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Command and Control, Persistence
Analytics BIOC Rare machine account creation A user was observed creating a machine account for the first time. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Persistence
Analytics BIOC Rare scheduled task created A new rare scheduled task was created with a rare path and a rare command line. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
Analytics BIOC Rare Scheduled Task RPC activity The endpoint performed abnormal Scheduled Task RPC activity to a remote host. Informational Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent with eXtended Threat Hunting (XTH) Lateral Movement, Persistence
Analytics BIOC Rare Scheduled Task RPC activity from a rarely seen host The endpoint performed abnormal Scheduled Task RPC activity to a remote host. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent with eXtended Threat Hunting (XTH) Lateral Movement, Persistence
Analytics BIOC Rare service DLL was added to the registry A service was added as a dll, which will be executed by svchost.exe. This is a stealthy technique attackers use to persist their malware. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion, Persistence
Analytics BIOC Rare unsigned process execution by scheduled task Rare and unsigned process was executed by a scheduled task. Low Platform Analytics XDR Agent Persistence
Analytics BIOC Scrcons.exe Rare Child Process The Windows Management Instrumentation (WMI) standard event consumer scrcons.exe executed a rare VBScript or PowerShell script. Executing a rare script can be an indication of local or remote code execution abuse by an attacker. Informational Platform Analytics XDR Agent Execution, Persistence
Analytics BIOC Screensaver process executed from Users or temporary folder An executable file with a screensaver extension was executed from the Users or temp folder. This is not a common behavior for screensavers and may indicate a malicious file disguised as a screensaver in the Users or temp folder. It is recommended to further investigate the execution flow for malicious indicators. Low Platform Analytics XDR Agent Persistence
Analytics BIOC Script file added to startup-related Registry keys An attacker may add a script file to the Registry "Run Keys" or the "Winlogon\Userinit" key to cause it to be executed as the user logs in. Medium Platform Analytics XDR Agent Persistence
Analytics BIOC SecureBoot was disabled SecureBoot was disabled, this might be indicative of someone trying to install an alternate non-UEFI supported OS. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
Analytics BIOC Service ticket request with a spoofed sAMAccountName A Kerberos service ticket (ST) was requested for an account with a spoofed sAMAccountName. Medium Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation, Persistence
Analytics BIOC Setting Windows Auto Logon by uncommon process Setting Windows Auto Logon by uncommon process. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
Analytics BIOC SharePoint Site Collection admin group addition A user made an addition to the site collection administrators group in SharePoint. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Office 365 Audit Persistence
BIOC Shim database file access An attacker may install a malicious SDB (shim database) file on disk for privilege escalation and persistence. Informational Platform Analytics File Persistence, Privilege Escalation
BIOC Shim database registration via Registry Application shim databases may be leveraged for privilege escalation and persistence, and can be installed by modifying the Registry. Informational Platform Analytics Registry Persistence
Analytics BIOC Signed process creates a scheduled task via file access A signed process created a scheduled task via file access. Attackers may create scheduled tasks for execution and to establish persistence. Informational Platform Analytics XDR Agent Execution, Persistence
Analytics BIOC SPNs cleared from a machine account Service principal names were cleared from a machine account. Low Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation, Persistence
Analytics BIOC Successful unusual guest user invitation An identity successfully invited a guest user to the tenant with unusual characteristics. Informational Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Persistence
Analytics BIOC Suspicious account attribute modification that matches that of another account Suspicious account attribute modification that matches that of another account. Low Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation, Persistence