Detectors
Every Cortex detection rule the toolbox knows about — analytics alerts, BIOCs and correlation rules — in one filterable set.
44 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 disabled user attempted to log in to a VPN A disabled user attempted to log in suspiciously to a VPN. | Low | Identity Analytics | Palo Alto Networks Global Protect, Third-Party VPNs | Initial Access |
| 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 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 rejected an SSO request from an unusual country A user rejected an SSO authentication request from an abnormal country. | Low | Identity Analytics | Okta, OneLogin | Credential Access, Resource Development |
| 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 | Account probing A user failed to log in to multiple hosts it never accessed before in a short amount of time. This may indicate the account is compromised and an attacker is probing for a host it can access with those credentials. | Low | Identity Analytics | XDR Agent | Initial Access, Credential Access |
| Analytics BIOC | Authentication attempt by a honey user An authentication attempt was made by a honey user, a decoy account created to detect unauthorized access. This may indicate potential attacker activity attempting to use valid or stolen credentials. | Low | Identity Analytics | AzureAD, Okta, OneLogin, PingOne | Initial Access |
| 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 | 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 | Impossible traveler - SSO User connected from several remote countries, at least one of which is not commonly used in the organization, within a short period of time. This may indicate the account is compromised. | Low | Identity Analytics | AzureAD, Azure SignIn Log, Idira, Duo, Okta, OneLogin, PingOne | Credential Access, Resource Development |
| Analytics | Impossible traveler - VPN A user connected to a VPN service from multiple remote countries in a short period of time, which should normally be impossible. This may indicate the account is compromised. | Low | Identity Analytics | Palo Alto Networks Global Protect, Third-Party VPNs | Credential Access, Resource Development |
| Analytics | Interactive local account enumeration Multiple non-existing accounts attempted interactive local logins to a host within a short period. This may indicate that an attacker has physical access to the host and is trying to enumerate accounts. | Low | Identity Analytics | XDR Agent | Discovery, Credential Access |
| Analytics BIOC | Interactive login by a service account A service account performed an interactive or remote interactive login. | Low | Identity Analytics | XDR Agent | Initial Access |
| 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 | Login attempt by a honey user A login attempt was made by a honey user, a decoy account created to detect unauthorized access. This may indicate potential attacker activity attempting to use valid or stolen credentials. | Low | Identity Analytics | XDR Agent | Initial Access |
| 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 | Multiple Rare LOLBIN Process Executions by User A user executed multiple living-off-the-land binary (LOLBIN) processes that are unusual for this user. This may be indicative of a compromised account. | Low | Identity Analytics | XDR Agent | Execution |
| 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 failed login due to 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 | XDR Agent | Credential Access |
| Analytics | New Shared User Account A user account has been seen active on multiple hosts. Shared accounts are often considered 'bad practice' and may present multiple security risks to the organization. | Low | Identity Analytics | XDR Agent | Initial Access |
| Analytics | NTLM Brute Force on a Service Account A service account attempted to authenticate to a target using NTLM an excessive number of times in a short period. This may indicate a NTLM brute-force attack. | Low | Identity Analytics | XDR Agent | Credential Access |
| Analytics | NTLM Brute Force on an Administrator Account An administrator account attempted to authenticate using NTLM to a target an excessive number of times in a short period. This may indicate an NTLM brute-force attack. | Low | Identity Analytics | XDR Agent | Credential Access |
| Analytics BIOC | Okta FastPass reported phishing attack suspected Okta FastPass authentication reported a phishing attack suspected. | Low | Identity Analytics | Palo Alto Networks Firewall EAL Logs, XDR Agent, Palo Alto Networks Firewall threat Logs | Initial Access |
| Analytics | Possible external RDP Brute-Force Multiple failed remote logins originated from an external IP with at least one successful login. This may indicate a successful brute-force attack. | Low | Identity Analytics | XDR Agent | Credential Access |
| Analytics BIOC | Possible Pass-the-Hash An account was successfully logged on to with new credentials. This login type is rare and may be an attacker's attempt to pass-the-hash and move laterally within a network. | Low | Identity Analytics | XDR Agent | Lateral Movement |
| 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 | 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 | SSO authentication attempt by a honey user An SSO authentication attempt was made by a honey user, a decoy account created specifically to detect unauthorized access. This may indicate potential attacker activity. | Low | Identity Analytics | AzureAD, Okta, OneLogin, PingOne | Initial Access |
| Analytics BIOC | SSO authentication by a machine account A machine account successfully authenticated via SSO. | Low | Identity Analytics | AzureAD, Azure SignIn Log, Idira, Duo, Okta, OneLogin, PingOne | Initial Access |
| Analytics BIOC | SSO authentication by a service account A service account successfully authenticated via SSO. | Low | Identity Analytics | AzureAD, Azure SignIn Log, Idira, Duo, Okta, OneLogin, PingOne | Initial Access |
| 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 | 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 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 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 | 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 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 | 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 | 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 |
| Analytics BIOC | VPN login attempt by a honey user A VPN login attempt was made by a honey user, a decoy account created specifically to detect unauthorized access. This may indicate potential attacker activity. | Low | Identity Analytics | Palo Alto Networks Global Protect, Third-Party VPNs | Initial Access |
| Analytics BIOC | VPN login by a service account A service account attempted to log in to a VPN service. | Low | Identity Analytics | Palo Alto Networks Global Protect, Third-Party VPNs | Initial Access |