Detectors

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

232 detectors match the current filters.

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Type Name Severity Module Data source / event ATT&CK
Analytics BIOC A browser extension was installed or loaded in an uncommon way A browser extension was installed or loaded in an uncommon way. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
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 cloud resource A compromised process accessed a rare cloud resource. Informational Platform Analytics XDR Agent, XDR Agent with eXtended Threat Hunting (XTH) Command and Control
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 A contained process attempted to escape using the 'notify on release' feature A contained process attempted to escape the host by leveraging the Docker's 'notify on release' feature. The calling process modified relevant files that might trigger a command on the host. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation
Analytics BIOC A machine certificate was issued with a mismatch A machine certificate was issued with a mismatch between the requester and the subject. Medium Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation
Analytics A new machine attempted Kerberos delegation A newly created machine attempted to perform a Kerberos delegation. This suspicious activity might indicate a Kerberos relay attack. Medium Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation
Analytics BIOC A process modified an SSH authorized_keys file A process modified an SSH authorized_keys file, which is used in SSH authentication. An attack can add or remove an SSH key to gain access to a targeted host. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
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 BIOC A suspicious executable with multiple file extensions was created An executable file with multiple extensions was created. This technique is frequently used to disguise malware as user content. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Execution, Defense Evasion
Analytics BIOC A suspicious process queried AD CS objects via LDAP A suspicious process queried AD CS objects via LDAP. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery, Credential Access
Analytics A user accessed an abnormal number of files on a remote shared folder A user remotely accessed an abnormal number of files on a remote shared folder. This might indicate an attempt to collect data before exfiltration. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics A user accessed an abnormal number of remote shared folders A user accessed an abnormal number of remote shared folders. This might indicate an attempt to collect data before exfiltration. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection
Analytics BIOC A user account was modified to password never expires A user account was modified to password never expires. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Initial Access
Analytics BIOC A user added a Windows firewall rule A user added a new Windows Firewall rule. Adding a firewall rule may indicate an attempt to bypass controls limiting network usage or to disrupt network communications. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion
Analytics BIOC A user certificate was issued with a mismatch A certificate was issued to a user who was not the requester, this may indicate a certificate manipulation. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Persistence, Privilege Escalation, Credential Access
Analytics BIOC A user changed the Windows system time A user changed the Windows system time. This may be indicative of a malicious activity and may affect authentication from the source machine. Informational Identity Threat Detection (ITDR) Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics BIOC A user connected a new USB storage device to a host A user connected a new USB storage device that was not seen for this user and host in the last 30 days. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection, Exfiltration
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 connected a USB storage device for the first time A user connected a USB storage device for the first time in the past 30 days. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection, Exfiltration
Analytics BIOC A user created a pfx file for the first time A user created a pfx file for the first time. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics BIOC A user created an abnormal password-protected archive A user created an abnormal password-protected archive using an archive program. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection
Analytics BIOC A user enabled a default local account A user enabled a default local account. Enabling a default account may pose a security risk, as they are often exploited by attackers. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Initial Access, Persistence
Analytics A user established an SMB connection to multiple hosts A user established an SMB connection to multiple hosts. This might indicate an enumeration attempt by a compromised account. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Lateral Movement
Analytics A user executed multiple LDAP enumeration queries A user executed multiple LDAP enumeration queries. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
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 performed suspiciously massive file activity A user generated massive file activity by size or distinct file count. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection
Analytics A user printed an unusual number of files A user printed an unusual number of files. This may be indicative of malicious activity and an attempt to exfiltrate data. Informational Identity Threat Detection (ITDR) Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Exfiltration
Analytics BIOC A user queried AD CS objects via LDAP A user queried AD CS objects via LDAP. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery, Credential Access
Analytics A user received multiple weakly encrypted service tickets A user received multiple weakly encrypted service tickets. This is typically a sign of a Kerberoasting attack. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics A user requested multiple service tickets A user requested multiple service tickets. This is typically a sign of a Kerberoasting attack. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Credential Access
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 A user took numerous screenshots A user took numerous screenshots. A valuable organization's information may have been collected in this way. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection
Analytics BIOC A user was added to a Windows security group A user was added to a Windows security group. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Persistence, Privilege Escalation
Analytics BIOC A WMI subscriber was created A WMI subscriber was created. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence, Privilege Escalation
Analytics Abnormal File Activity in SCCMContentLib Shared Folder by user A user generated suspicious file activity within the SCCMContentLib shared folder, which is considered a high-value target for attackers. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Credential Access, Privilege Escalation
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 Access to kubelet credentials file A process accessed a kubelet credentials file. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics BIOC Access to Kubernetes CA certificate file A process accessed a Kubernetes CA certificate file. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics BIOC Access to Kubernetes configuration file A process accessed a Kubernetes node configuration file. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics BIOC Access to sensitive host files from within a Kubernetes pod A process accessed sensitive host files inside a Kubernetes pod, indicating a potential container escape or privilege escalation attempt. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation
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 BIOC Administrator groups enumerated via LDAP An LDAP search query that collects information about administrators was executed. This may be indicative of Active Directory domain enumeration, which can be used to perform attacks against the organization. Informational Platform Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Discovery
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 uncommon file added to startup-related Registry keys An attacker may add a file to the Registry "Run Keys" or the "Winlogon\Userinit" key to cause it to be executed as the user logs in. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
Analytics BIOC An uncommon file was created in the startup folder An uncommon file was created in the startup folder. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
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 An unusual archive file creation by a user An archive file was created by a user who doesn't usually create such files. This might indicate an attempt to stage data before exfiltration. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection
Analytics An unusual process in ingress-nginx has accessed a service-account token file An unusual process in ingress-nginx has read a service-account token. High Cortex Cloud XDR Agent with eXtended Threat Hunting (XTH) Initial Access, Credential Access
Analytics Azure Privilege Escalation Using an Application An Azure application was observed assigning an Azure administrator role to a user. This might indicate a privilege escalation attempt. Medium 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) Privilege Escalation
Analytics BIOC Bronze-Bit exploit A forwardable Kerberos ticket for delegation of a Protected User was observed. High Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent with eXtended Threat Hunting (XTH) Execution
Analytics BIOC Browser bookmark files accessed by a rare non-browser process Browser bookmark files accessed by a rare non-browser process. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics BIOC Browser Extension Installed Uncommon browser extension installed. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence
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 Commonly abused AutoIT script drops an executable file to disk AutoIT scripts have legitimate uses but are often abused by malware to execute in a signed process context. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Execution
Analytics BIOC Creation or modification of the default command executed when opening an application Creation or modification of these registry keys can cause the execution of the specified programs, bypassing UAC. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation
Analytics BIOC Deletion of AD CS certificate database entries A user has deleted rows from the certificate database of an AD CS server. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion
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 Discovery of misconfigured certificate templates using LDAP An LDAP query searching for misconfigured certificate templates was executed. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics BIOC DSC (Desired State Configuration) lateral movement using PowerShell An attacker is using the DSC feature with PowerShell to remotely modify / execute content / components on the machine. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Lateral Movement, Execution
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 created to disk by lsass.exe Lsass.exe does not normally create executables to disk. This activity was seen as part of several exploits, like EternalBlue and DoublePulsar, used during the WannaCry attacks. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion
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 Key credential attribute modification A user modified the msDS-KeyCredentialLink attribute for an account, which may indicate a shadow credentials attack. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Credential Access
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 Local group enumeration A user performed an enumeration on local groups to retrieve their details. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics BIOC Local group enumeration via RPC A user enumerated local groups via RPC. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
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
Analytics BIOC Local user enumeration via SAMR A user enumerated local users via SAMR. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics BIOC LOLBIN created a PSScriptPolicyTest PowerShell script file A LOLBIN created a PSScriptPolicyTest file. This may be a sign of malicious PowerShell execution without directly invoking the powershell.exe binary. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Execution
Analytics BIOC LSASS dump file written to disk Dumping Lsass.exe (Local Security Authority Subsystem Service) memory to file allows attackers to later extract credentials from the memory dump. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics BIOC Machine account was added to a domain admins group A machine account was added to a domain admins group. Medium Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Privilege Escalation
Analytics BIOC Mailbox Client Access Setting (CAS) changed An attacker may use PowerShell to change the Client Access Settings (CAS) for a mailbox, hence gaining access to the data. Medium Platform Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Collection
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 Massive file activity abnormal to process A user generated massive file activity by size or distinct file count. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection
Analytics Massive file compression by user Multiple archive files were created by a user. This might indicate an attempt to stage data before exfiltration. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection
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 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 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
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 TGT requests for users without Kerberos pre-authentication Multiple TGT requests for users that do not require Kerberos pre-authentication were observed. This is typically a sign of an AS-REP attack. Informational Identity Analytics Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) Credential Access
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 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