Detectors
Every Cortex detection rule the toolbox knows about — analytics alerts, BIOCs and correlation rules — in one filterable set.
57 detectors match the current filters.
Download CSV| Type | Name | Severity | Module | Data source / event | ATT&CK |
|---|---|---|---|---|---|
| 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 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 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 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 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 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 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 | 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 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 | 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 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 | 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 | 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 | 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 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 | 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 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 | 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 | PKINIT TGT authentication request A Kerberos TGT was requested using PKINIT. This may indicate an attack on Active Directory Certificate Services (AD CS), such as shadow credential exploitation or certificate-based authentication abuse. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Lateral Movement, Privilege Escalation |
| Analytics BIOC | Possible Kerberos relay attack A suspicious local network login was observed, which might indicate on Kerberos relay attack. This attack can lead to privilege escalation by obtaining system privileges on the target. | Low | Platform Analytics | Windows Event Collector, XDR Agent | Privilege Escalation |
| Analytics | Possible Privilege Escalation using Delegated MSA account An attacker might abuse dMSA account to escalate its privileges. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Privilege Escalation |
| Analytics BIOC | Potential DCSync by an unusual user Attackers may leverage the domain replication process to extract sensitive information (DCSync). | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Defense Evasion, Credential Access |
| Analytics BIOC | PowerShell used to export mailbox contents An attacker may use PowerShell to export the contents of a mailbox as part of the data staging before exfiltration. | Medium | Platform Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Collection |
| Analytics BIOC | PowerShell used to remove mailbox export request logs An attacker may use PowerShell to remove evidence of an export request for a mailbox as part of the clean-up stage. | High | Platform Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Execution |
| Analytics BIOC | Privileged certificate request via certificate template A privileged certificate was requested via certificate template. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Privilege Escalation |
| 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 | Sensitive account password reset attempt An attempt was made to reset a sensitive account's password. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Impact |
| 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 | 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 | Single account excessively locked out A user has been locked out an unusually high number of times within a short timeframe. This could indicate an attempt to gain unauthorized access to the user's account. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| 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 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 certificate template modification A certificate template was updated with a possible misconfiguration. This may indicate the exploitation of misconfigured certificate template access control (ESC4). | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |
| Analytics BIOC | Suspicious dNSHostName attribute change to DC name The dNSHostName attribute of a machine account was changed to a Domain Controller server name. | Medium | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Privilege Escalation, Persistence |
| Analytics BIOC | Suspicious domain user account creation A user was observed creating a rare domain account. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Persistence |
| Analytics BIOC | Suspicious hidden user created A user account was created with a name that mimics a machine account. | Medium | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Persistence, Defense Evasion |
| 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 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 | TGT request with a spoofed sAMAccountName - Event log A Kerberos authentication ticket (TGT) 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 | Unusual user account enablement A user enabled an account. This user does not usually enable user accounts. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Persistence |
| Analytics BIOC | Unusual user account unlock A user unlocked an account. This user does not usually unlock user accounts. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Initial Access |
| Analytics BIOC | User account delegation change A user account was modified with delegation to a service. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Persistence |
| Analytics BIOC | User added SID History to an account A user added SID history to an account. This may be indicative of a user's migration between domains or a SID injection attack. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Privilege Escalation, Defense Evasion |
| Analytics | User added to a group and removed A user was added to an Active Directory group and removed within a short period of time, which may be a sign of compromise. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Persistence, Privilege Escalation |
| 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 BIOC | Vulnerable certificate template loaded A possible misconfigured certificate template was loaded by Certificate Services. This may indicate potential certificate template abuse. | Informational | Identity Analytics | Windows Event Collector, XDR Agent with eXtended Threat Hunting (XTH) | Credential Access |