Detectors

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

146 detectors match the current filters.

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Type Name Severity Module Data source / event ATT&CK
Analytics Possible Impossible Travel Pattern - SSO A user logged in from several countries in a short period, including at least one location that is rare for the user or organization. This suspicious activity may be a sign of credential theft. Informational Identity Analytics AzureAD, Azure SignIn Log, Idira, Duo, Okta, OneLogin, PingOne Initial Access, Resource Development
Analytics Possible internal data exfiltration over a USB storage device A user generated abnormal massive file activity to a connected USB storage device. Informational Identity Threat Detection (ITDR) XDR Agent with eXtended Threat Hunting (XTH) Collection, Exfiltration
Analytics Possible Kerberos User Enumeration Multiple Kerberos TGT requests with KDC_ERR_C_PRINCIPAL_UNKNOWN errors were generated on different users in the last 10 minutes which may indicate Kerberos user enumeration. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics Possible LDAP enumeration by unsigned process An unsigned process performed multiple different LDAP search queries. This may be indicative of LDAP enumeration. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics Possible Password Spray in universal authentication An abnormally high amount of universal authentication attempts were seen within a short period of time. This may indicate a password spray attack. Informational Identity Analytics Credential Access, Resource Development
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 Possible TGT reuse from different hosts (pass the ticket) We observed two different hosts sending TGS using the same TGT. This may indicate a TGT was stolen and passed to another host. Informational Identity Analytics XDR Agent Lateral Movement
Analytics Potential NTLM Relay Attack Multiple NTLM authentications were made to the same workstation and user from different IPs. This might indicate a potential NTLM Relay attack. Informational Identity Analytics XDR Agent Credential Access, Lateral Movement
Analytics Potential NTLM Relay Attack against a Microsoft Configuration Manager Site Server Multiple NTLM authentications were made to the same Microsoft Configuration Manager site server and user from different IPs in a short period of time. This might indicate a potential NTLM Relay attack. Informational Identity Analytics XDR Agent Credential Access, Lateral Movement
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 Remote account enumeration Multiple non-existing accounts failed to remotely log in to a host in a short period of time. This may indicate an attacker is trying to remotely enumerate accounts. Informational Identity Analytics XDR Agent Discovery, Credential Access
Analytics SCCM log files enumeration Multiple local SCCM logs were accessed within a short period of time. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics Sensitive Exchange mail sent to external users A user sent sensitive email messages to external users. Informational Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security Office 365 Audit Collection, Exfiltration
Analytics Short-lived Azure AD user account An Azure AD user was created and deleted within a short period of time. Informational Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log 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 SSH authentication brute force attempts A user attempted to authenticate via SSH an excessive number of times in a short period. This may indicate a brute force attack. Informational Identity Analytics XDR Agent Credential Access
Analytics SSO Brute Force An abnormally high amount of SSO authentication attempts were seen within a short period of time. This may have resulted from a brute-force attack. Informational Identity Analytics AzureAD, Azure SignIn Log, Idira, Duo, Okta, OneLogin, PingOne Credential Access, Resource Development
Analytics SSO Password Spray An abnormally high amount of SSO authentication attempts were seen within a short period of time. This may have resulted from a login password spray attack. Informational Identity Analytics AzureAD, Azure SignIn Log, Idira, Duo, Okta, OneLogin, PingOne Credential Access, Resource Development
Analytics Storage enumeration activity An identity attempted to discover cloud objects within storage buckets. This might be an attempt by an adversary to find sensitive data stored in cloud storage, which could lead to data theft. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Discovery
Analytics Sudden spike in outbound email volume Unusual amount of emails sent by an internal sender to one or more external recipients within a short timeframe. Informational Email Security Microsoft 365 Emails Execution, Credential Access
Analytics Suspicious access to cloud credential files A process accessed multiple cloud credential files, which may indicate a credential theft activity. Informational Cortex Cloud XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics Suspicious AWS SSM parameters retrieval activity An identity dumped multiple AWS SSM parameters from the project. This may indicate an attacker's attempt to dump sensitive information from the cloud environment. Informational Cortex Cloud AWS Audit Log Credential Access, Collection
Analytics Suspicious container reconnaissance activity in a Kubernetes pod A process performed multiple consecutive container discovery commands from within a Kubernetes Pod. Informational Platform Analytics XDR Agent Discovery
Analytics Suspicious DNS traffic 10 KB or more were sent encoded in subdomain names during a 10-minute window. All subdomains queried were under a single suspicious domain. DNS tunneling encodes data in DNS queries and responses, allowing an attacker to bypass firewalls and proxies to reach his or her command and control server, even when HTTP/S traffic is blocked. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Command and Control, Exfiltration
Analytics Suspicious reconnaissance using LDAP A process executed multiple suspicious LDAP search queries. This may be indicative of LDAP enumeration. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics Suspicious secrets dump activity An identity dumped multiple secrets from the project, considerably more than usual. This may indicate an attacker's attempt to dump sensitive information from the cloud environment. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Credential Access, Collection
Analytics Suspicious sender exhibiting automated sending patterns Multiple messages from a single sender were observed over a short period, all having the same subject and differing body content. This repetitive pattern may indicate automated or scripted behavior. Informational Email Security Microsoft 365 Emails Initial Access
Analytics Suspicious sending domain with sender address randomization Multiple messages from a single sender domain were observed over a short period, each using a unique sender address. This per-message sender randomization is uncommon for legitimate senders and suggests automated behavior. Informational Email Security Microsoft 365 Emails Initial Access
Analytics Suspicious theme and sentiment in email The email's body has a theme and sentiment that may indicate a malicious attempt. Informational Email Security Box Audit Log, DropBox, Google Workspace Audit Logs, Microsoft 365 Emails, Office 365 Audit, Okta Audit Log Impact
Analytics Uncommon access to Microsoft Teams cookies files Sensitive Microsoft Teams cookies files were accessed. Informational Identity Analytics XDR Agent with eXtended Threat Hunting (XTH) Credential Access
Analytics Uncommon increase in Azure Microsoft Graph API request sizes An identity executed multiple Microsoft Graph actions, leading to an uncommon increase in API request sizes. Informational Cortex Cloud Azure Audit Log, Microsoft Graph Logs Exfiltration
Analytics Uncommon WPAD queries There were multiple attempts to access WPAD resources by a single host in your network. This may indicate a malicious activity. Informational Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Credential Access
Analytics Unusual attachment volume in outbound emails Numerous emails with substantial attachments sent by an internal sender to one or more external recipients within a short timeframe. Informational Email Security Microsoft 365 Emails Exfiltration
Analytics Unusual AWS S3 objects deletion An identity deleted multiple S3 bucket objects from the project, considerably more than usual. Informational Cortex Cloud AWS Audit Log Impact
Analytics Unusual multi-region AWS Resource Explorer searches An identity performed unusual discovery activity in multiple regions using Resource Explorer's Search operation. Informational Cortex Cloud AWS Audit Log Discovery
Analytics Unusual SSH Activity Unusual SSH activity was detected that involved a higher than usual volume of data transfer and an abnormally long session. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Command and Control
Analytics Upload pattern that resembles Peer to Peer traffic A possible P2P protocol was spotted from an internal host. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Command and Control, Initial Access
Analytics User accessed multiple O365 AIP sensitive files A user accessed multiple O365 AIP sensitive files. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Office 365 Audit Collection
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 and Group Enumeration via SAMR The endpoint performed unfamiliar SAMR querying activity to a domain controller. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Discovery
Analytics User exported multiple messages in Microsoft Teams via Graph API A user exported multiple messages in Microsoft Teams via Graph API. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Office 365 Audit Collection
Analytics User moved Exchange sent messages to deleted items A user moved sent messages to deleted items in Exchange. Informational Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security Office 365 Audit Defense Evasion
Analytics User sent messages in Microsoft Teams to multiple conversations via Graph API A user who rarely uses the Graph API for Microsoft Teams messaging sent multiple messages using it. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Microsoft Graph Logs Lateral Movement
Analytics VPN login Brute-Force attempt A user account failed to log in to a VPN service multiple times in a short time period. This may indicate a brute-force attack. Informational Identity Analytics Palo Alto Networks Global Protect, Third-Party VPNs Credential Access, Resource Development
Analytics VPN Login Password Spray An abnormally high number of users failed to log in to a VPN service from an IP address within a short period of time. This may indicate a password spray attack. Informational Identity Analytics Palo Alto Networks Global Protect, Third-Party VPNs Credential Access
Analytics Web server CGO executed a process following a potential Webshell dropped A process was executed by a web server CGO following a potential drop of a webshell file. Informational Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Persistence