Detectors
Every Cortex detection rule the toolbox knows about — analytics alerts, BIOCs and correlation rules — in one filterable set.
84 detectors match the current filters.
Download CSV| Type | Name | Severity | Module | Data source / event | ATT&CK |
|---|---|---|---|---|---|
| Analytics BIOC | A compiled HTML help file wrote a script file to the disk A compiled HTML help file wrote a script file to the disk. Compiled HTLM help files usually don't write script files to the disk. This behavior is often employed by malware that leverages malicious CHM files to deliver a 2nd stage payload. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion |
| Analytics | A compromised process accessed a rare external host A compromised process accessed a rare external host. | Low | Platform Analytics | XDR Agent, XDR Agent with eXtended Threat Hunting (XTH) | Command and Control |
| Analytics BIOC | A computer account was promoted to DC A computer account was promoted to a domain controller via a User Account Control (UAC) change. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Persistence, Privilege Escalation |
| Analytics BIOC | A process queried the ADFS database decryption key via LDAP A process queried the ADFS database decryption key (DKM key) via LDAP. | Low | Identity Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | A rare file path was added to the AppInit_DLLs registry value A rare file path was added to AppInit_DLLs registry value. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Persistence, Privilege Escalation |
| Analytics BIOC | A remote service was created via RPC over SMB A remote service was created via RPC over SMB. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Lateral Movement, Execution |
| Analytics BIOC | A suspicious direct syscall was executed A suspicious direct syscall was executed. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Execution |
| Analytics | A user connected a new USB storage device to multiple hosts A user connected a new USB storage device to multiple endpoints. | Low | Identity Threat Detection (ITDR) | XDR Agent with eXtended Threat Hunting (XTH) | Collection, Exfiltration |
| Analytics BIOC | A user modified the CA audit policy A user modified the CA audit policy. This may indicate that an attacker is attempting to cover their tracks before an AD CS attack. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion |
| Analytics | A user sent multiple TGT requests to irregular service A user sent multiple TGT requests to services other than KRBTGT and KADMIN. This is typically a sign of a Kerberoasting attack. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics | Abnormal RPC traffic to multiple hosts The endpoint performed unfamiliar RPC activity to multiple hosts. | Low | Platform Analytics | Palo Alto Networks Firewall EAL Logs, XDR Agent with eXtended Threat Hunting (XTH) | Reconnaissance |
| Analytics | Abnormal sensitive RPC traffic to multiple hosts The endpoint performed unfamiliar RPC activity to multiple hosts using a known sensitive interface. | Low | Platform Analytics | Palo Alto Networks Firewall EAL Logs, XDR Agent with eXtended Threat Hunting (XTH) | Lateral Movement |
| Analytics | Abnormal sensitive RPC traffic to multiple hosts from a rarely seen host The endpoint performed unfamiliar RPC activity to multiple hosts using a known sensitive interface. | Low | Platform Analytics | Palo Alto Networks Firewall EAL Logs, XDR Agent with eXtended Threat Hunting (XTH) | Lateral Movement |
| Analytics BIOC | ADFS DKM Key Access ADFS DKM key attribute (thumbnailphoto) access in AD container, potential Golden SAML token forging attempt. | Low | Identity Threat Detection (ITDR) | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics | An executable was written and executed by a web server Web server process had written an executable file that was executed shortly after. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Persistence |
| Analytics BIOC | An uncommon executable was remotely written over SMB to an uncommon destination An uncommon executable was remotely written over SMB to a destination, which was not involved in significant similar activity during last month. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Lateral Movement |
| Analytics BIOC | An unpopular process accessed the microphone on the host An unpopular process accessed the microphone on the host, the process can abuse this device. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Collection |
| Analytics BIOC | Change of sudo caching configuration Change of sudo caching configuration may have been intended to enable privilege escalation. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion, Privilege Escalation |
| Analytics BIOC | ClickFix - PowerShell executed through the run application An attacker may be trying to trick a user to execute PowerShell through the run application. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Execution, Initial Access |
| Analytics BIOC | Disable Microsoft Defender Antivirus via registry Disable Microsoft Defender Antivirus via registry. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion |
| Analytics BIOC | Discovery of accounts with pre-authentication disabled via LDAP A possible discovery of accounts without pre-authentication required via LDAP was performed. Such enumeration may be used during attacks against the organization. | Low | Identity Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Discovery, Credential Access |
| Analytics BIOC | Elevation to SYSTEM via services Services were affected by a non SYSTEM integrity level process. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Execution, Privilege Escalation |
| Analytics | Excessive user account lockouts A high amount of user accounts were locked out from a single source host in a short time period. This may be the result of a brute-force or password spray attack. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Executable or Script file written by a web server process An uncommon executable or script file was created, written, or renamed by a web server process. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Initial Access, 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 | 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 | LDAP AD CS Enumeration via Attack Tool A user sent a suspicious AD CS enumeration query via LDAP. The query is associated with an AD CS LDAP enumeration tool that may be used during attacks against the organization. | Low | Identity Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Discovery, Credential Access |
| Analytics BIOC | LDAP search query from an unpopular and unsigned process An unpopular and unsigned process performed an LDAP search query. This may be indicative of LDAP enumeration. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Discovery |
| Analytics BIOC | Linux system firewall was modified The system firewall was modified. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion |
| 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 | 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 | Modification of NTLM restrictions in the Registry Allowing the transmission of NTLM could be part of an NTLM downgrade or an Internal Monologue attack. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| 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 BIOC | NTDS.dit file written by an uncommon executable The Active Directory database file was written by an uncommon process to a non-default location. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| 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 | Outlook files accessed by an unsigned process An attacker may use an uncommon and unsigned process to access Outlook data files. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Collection |
| Analytics BIOC | Possible DCSync from a non domain controller Attackers may pose a compromised host as a DC to replicate data to it (DCSync). | Low | Platform Analytics | Palo Alto Networks Firewall traffic Logs, XDR Agent with eXtended Threat Hunting (XTH) | Credential Access, Defense Evasion |
| Analytics | Possible Insider Threat Activity A user was observed performing suspicious activity that might indicate an attempt to use their access to organizational resources for personal gain. | Low | Identity Threat Detection (ITDR) | AzureAD Audit Log, Microsoft Graph Logs, Office 365 Audit, Okta, Palo Alto Networks Global Protect, Third-Party VPNs, XDR Agent, XDR Agent with eXtended Threat Hunting (XTH) | Impact |
| Analytics | Possible phishing attack via Microsoft Teams An external tenant is possibly attempting a phishing attack via Microsoft Teams. | Low | Identity Threat Detection (ITDR) | AzureAD Audit Log, Microsoft Graph Logs, Office 365 Audit, Okta, Palo Alto Networks Global Protect, Third-Party VPNs, XDR Agent, XDR Agent with eXtended Threat Hunting (XTH) | Initial Access |
| 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 |
| Analytics | Potential extraction of NAA Account Credentials in Microsoft Configuration Manager Possible user attempt to deobfuscate Network Access Account (NAA) credentials in Microsoft Configuration Manager. This may indicate a compromised account. | Low | Identity Analytics | AzureAD Audit Log, Microsoft Graph Logs, Office 365 Audit, Okta, Palo Alto Networks Global Protect, Third-Party VPNs, XDR Agent, XDR Agent with eXtended Threat Hunting (XTH) | Credential Access, Defense Evasion |
| Analytics | Potential kubelet impersonation attempt A process accessed both the Kubelet credentials and the Kubernetes CA certificate, indicating an attempt to impersonate the node agent and communicate with the API server. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Potential SCCM credential harvesting using WMI detected Attackers or malware may use WMI queries to obtain domain credentials that are used by the SCCM. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Execution, Credential Access |
| 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 | RDP connections enabled remotely via Registry An attacker may remotely enable RDP connections to a machine by setting the fDenyTSConnections Registry key to 0. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Lateral Movement |
| Analytics BIOC | Scheduled Task hidden by registry modification Attackers may try to hide a Scheduled Task by deleting the Scheduled Task's software descriptor (SD) value in the registry. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion |
| 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 | 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 | Short-lived user account A user was created and deleted within a short period of time. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion |
| 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 | Suspicious access of the System Management Container A user accessed the System Management container, which may be an indication of a reconnaissance for site servers. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Reconnaissance |
| Analytics | Suspicious access to Kubernetes API with kubelet credentials A combination of signals has been detected indicating that kubelet credentials were used inside a pod to access the Kubernetes API. This activity suggests an attempt to escalate privileges or move laterally within the cluster. | Low | Cortex Cloud | XDR Agent with eXtended Threat Hunting (XTH) | Exfiltration, Collection |
| 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 |
| Analytics BIOC | Suspicious DotNet log file created Payloads that use the DotNet framework may generate suspicious Microsoft DotNet log files. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion |
| Analytics | Suspicious Kerberos Pre-Auth Failures by Host An endpoint failed unusual number of Kerberos pre-authentications (TGT requests) which may indicate a password-spraying attack. | Low | Identity Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics | Suspicious LDAP queries followed by shared folder access The user executed suspicious LDAP queries shortly before accessing a shared folder. This behavior may be indicative of Rubeus activity involving Kerberos ticket forgery, such as Golden Ticket or Silver Ticket attacks. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Suspicious LDAP search query executed A suspicious and unpopular LDAP search query was executed. This may be indicative of Active Directory domain enumeration, which may be used during attacks against the organization. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Discovery |
| Analytics BIOC | Suspicious modification of the AdminSDHolder's ACL A user modified the AdminSDHolder ACL, which may be an indication of a privilege escalation attack. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Persistence |
| Analytics BIOC | Suspicious Print System Remote Protocol usage by a process A host which is trusted for unconstrained delegation initiated an SMB connection to a DC using the Print System Remote Protocol. An attacker can abuse such sessions for relay attacks. | Low | Identity Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Suspicious process accessed certificate files A suspicious process accessed certificate files. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Suspicious process modified RC script file A suspicious process modified an RC script file. These files allow system administrators to map and start custom services at startup for different run levels. This may be done to establish persistence. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Persistence, Privilege Escalation |
| Analytics BIOC | Suspicious sAMAccountName change The name of a machine account was changed to a sAMAccountName with a missing trailing dollar sign. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Privilege Escalation, Persistence |
| Analytics BIOC | Suspicious Udev driver rule execution manipulation Udev driver rule was modified with unusual pattern, might be used by adversaries to backdoor existing drivers. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Persistence, Privilege Escalation |
| Analytics BIOC | Uncommon access to Microsoft Teams credential files Sensitive Microsoft Teams credential files were accessed. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Uncommon AT task-job creation by user An unpopular AT task-job was created by a user. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Persistence |
| Analytics BIOC | Uncommon creation or access operation of sensitive shadow copy An uncommon creation or access of a sensitive Shadow Copy volume path. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Uncommon file access over WebDAV Uncommon file access over WebDAV. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Command and Control |
| Analytics BIOC | Uncommon NtWriteVirtualMemoryRemote API invocation with a PE header buffer A process wrote a PE header to another process by calling the NtWriteVirtualMemoryRemote API function. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion, Privilege Escalation |
| Analytics BIOC | Uncommon PowerShell commands used to create or alter scheduled task parameters Attackers may create or alter scheduled task parameters to gain higher privileges or persistence on the system. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Persistence |
| Analytics BIOC | Uncommon Security Support Provider (SSP) registered via a registry key Security Support Provider (SSP) exposes a number of callbacks to be invoked during certain authentication and authorization events. An attacker may register SSP to try and gain access to clear text passwords. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Privilege Escalation |
| Analytics BIOC | Uncommon sensitive registry hive dump A sensitive registry hive was extracted, which is used for accessing credentials. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Unusual CertLog Remote File Write A remote host wrote to a certificate log file via RPC over SMB, which may indicate the use of an AD CS attack tool like Certipy. This behavior is commonly associated with certificate-based authentication attacks. | Low | Identity Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Unusual CIM repository file access An uncommon process accessed the CIM repository file, potentially to retrieve stored NNA credentials for unauthorized use. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Unusual Encrypting File System Remote call (EFSRPC) to domain controller An unusual Encrypting File System Remote call (EFSRPC) was made to a domain controller. | Low | Identity Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Unusual Netsh PortProxy rule Attackers may use Netsh PortProxy rules as part of malicious actions performed in an organizational network (e.g., for tunneling). | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion, Command and Control |
| Analytics BIOC | Unusual process accessed a crypto wallet's files An unusual process has accessed files belonging to a cryptocurrency wallet. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Collection |
| Analytics BIOC | Unusual process accessed a messaging app's files An unusual process has accessed files belonging to a messaging app. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Collection, Reconnaissance |
| Analytics BIOC | Unusual process accessed a web browser history file An unusual process has accessed a web browser history file. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Discovery, Collection |
| Analytics BIOC | Unusual process accessed FTP Client credentials An unusual process has accessed a third-party FTP client's credential file. | Low | Platform Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics | User added to the SMS Admins local group A user was added to the SMS Admins local group. This may indicate a potential attack targeting the Microsoft Configuration Manager infrastructure. | Low | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Persistence, Privilege Escalation |
| Analytics | User collected remote shared files in an archive Multiple files from remote shares were archived in a local file. This may indicate collection of data and staging before exfiltration. | Low | Identity Threat Detection (ITDR) | XDR Agent with eXtended Threat Hunting (XTH) | Collection |
| Analytics BIOC | User set insecure CA registry setting for global SANs A user enabled the EDITF_ATTRIBUTESUBJECTALTNAME2 registry flag, allowing custom Subject Alternative Names (SANs) to be specified on all certificate templates. This could enable attackers to bypass security controls by requesting certificates with user-defined SANs. | Low | Identity Analytics | XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion |