Detectors

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

382 detectors match the current filters.

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Type Name Severity Module Data source / event ATT&CK
BIOC 64-bit PowerShell spawning a 32-bit PowerShell Malware typically spawns 32-bit processes to work on as many hosts as possible. This case is therefore suspicious when it happens on a 64-bit host. Low Platform Analytics Process execution Execution
Analytics BIOC A Backup vault policy was modified A cloud identity has modified backup vault access policy. Low Cortex Cloud AWS Audit Log Exfiltration
Analytics BIOC A cloud function was created with an unusual runtime A cloud function was created with an unusual runtime. Low Cortex Cloud AWS Audit Log, Gcp Audit Log Execution
Analytics BIOC A Command Line Interface (CLI) command was executed from a GCP serverless compute service A GCP serverless compute service token was used to execute a Command Line Interface (CLI) command. Low Cortex Cloud Gcp Audit Log Initial Access, Credential Access
Analytics BIOC A Command Line Interface (CLI) command was executed from an AWS serverless compute service AWS serverless compute service token was used to execute a Command Line Interface (CLI) command. This may indicate token theft due to the nature of serverless compute. Low Cortex Cloud AWS Audit Log Initial Access, Credential Access, Execution
Analytics BIOC A commonly abused process connected to a rare cloud resource A commonly abused process connected to a rare cloud resource. Low Platform Analytics XDR Agent Command and Control
Analytics BIOC A commonly abused process connected to a rare external host A commonly abused process connected to a rare external host. Low Platform Analytics XDR Agent Command and Control
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 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 domain was added to the trusted domains list A domain was added to the Google Workspace trusted domains list. Low Identity Threat Detection (ITDR), SaaS Threat Detection Google Workspace Audit Logs Defense Evasion
Analytics BIOC A GCP service account was delegated domain-wide authority in Google Workspace A Google Workspace admin has enabled domain-wide delegation to a GCP service account. Low Identity Threat Detection (ITDR), SaaS Threat Detection Google Workspace Audit Logs 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 rare FTP user has been detected on an existing FTP server A rare or new FTP user has been detected on an existing FTP server. Low Platform Analytics Palo Alto Networks Firewall EAL Logs Initial Access, Collection
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 process enrolled for a certificate A suspicious process enrolled for a certificate. Low Platform Analytics XDR Agent Credential Access
Analytics BIOC A user attempted to bypass Okta MFA A user may have attempted to bypass Okta MFA. Low Identity Threat Detection (ITDR), SaaS Threat Detection Okta Audit Log Credential Access
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 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 A user uploaded malware to SharePoint or OneDrive A user uploaded a file that was classified as malware to SharePoint or OneDrive. Low Identity Threat Detection (ITDR), SaaS Threat Detection Office 365 Audit Lateral Movement, Execution
Analytics BIOC Abnormal communication with a rare combination of TLS and HTTP User Agent Abnormal communication with a rare combination of TLS and HTTP User Agent to an external address. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Command and Control, Exfiltration
Analytics Abnormal ICMP echo (PING) to multiple hosts An endpoint performed an abnormal ICMP echo (PING) to multiple hosts on the network. Low Platform Analytics XDR Agent Discovery
Analytics Abnormal increase in network-related alerts on the same host Abnormal increase in network-related alerts on the same host. Low Platform Analytics Palo Alto Networks Platform Alerts, Third-Party Alerts Execution
Analytics BIOC Abnormal network communication through TOR using an uncommon port Suspicious connection from a known TOR IP to an uncommon port. Low Platform Analytics XDR Agent Command and Control
Analytics Abnormal RDP connections to multiple hosts from a rarely seen host The endpoint attempted to initiate rare RDP connections to multiple hosts. Low Platform Analytics XDR Agent Lateral Movement
Analytics BIOC Abnormal RDP session to a remote host from a rarely seen host The endpoint performed a rare RDP session to a remote host. Low Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent, Third-Party Firewalls Lateral Movement
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 Abnormal SMB activity to multiple hosts An endpoint performed a new, unfamiliar SMB activity to multiple hosts on the network. Low Platform Analytics XDR Agent Lateral Movement
BIOC Accessing bash history file Clearing bash history file is a known procedure of attackers to delete traces. Low Platform Analytics Process execution Defense Evasion
BIOC Accessing bash history file using bash commands Clearing bash history files is a known attacker procedure for covering their tracks. Low Platform Analytics Process execution Defense Evasion
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
BIOC Active Setup Registry Autostart Suspicious modification of the active setup registry for persistence and privilege escalation. Low Platform Analytics Registry Persistence
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 AI model discovery A cloud identity listed available AI models. This behavior often suggests reconnaissance on AI models and potential misuse. MITRE ATLAS Technique: AML.T0007 - Discover ML Artifacts. Low Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Discovery
Analytics BIOC An Azure Firewall policy deletion An Azure Firewall policy was deleted. An attacker might use this technique to disable network defenses. Low Cortex Cloud Azure Audit Log Defense Evasion
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 An identity successfully extracted multiple secrets within the organization An identity successfully dumped multiple secrets from the project. This may indicate an attacker's attempt to dump sensitive information from the cloud environment. Low Cortex Cloud AWS Audit Log Credential Access
Analytics BIOC An RDS snapshot was exported to an unknown S3 bucket An RDS snapshot was exported to an S3 bucket. The destination S3 bucket was not seen in your organization in the last 30 days. Low Cortex Cloud AWS Audit Log Exfiltration
Analytics BIOC An S3 replication policy to an unknown bucket was created An S3 replication policy was added to an S3 bucket. The referenced destination bucket was not seen in your tenant in the last 30 days. Low Cortex Cloud AWS Audit Log Exfiltration
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 service was started An uncommon service was started using systemctl or service processes. Low Platform Analytics XDR Agent Persistence, Privilege Escalation
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 Attempt to execute a command on a remote host using PsExec.exe There was an attempt to run a command on a remote host using PsExec.exe. Low Platform Analytics XDR Agent Lateral Movement, Execution
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 AWS Bedrock model invocation logging deletion A cloud identity deleted the model invocation logging. Low Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS data asset shared public A data asset was publicly shared. Low Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS Guard-Duty detector deletion AWS Guard-Duty detector was deleted. Low Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS IAM Role Created with Cross-Account Access A cloud identity has created a new IAM role with trust policy that allows external AWS account access. Low Cortex Cloud AWS Audit Log Persistence
Analytics BIOC AWS IAM Role's Trusted Policy Modification Allows Cross-Account Access A cloud identity has updated an IAM role's trust policy to allow external AWS account access. Low Cortex Cloud AWS Audit Log Persistence
Analytics BIOC AWS Lambda Cross-Account sensitive permissions configured A cloud identity has granted external AWS account sensitive permissions to a Lambda function. Low Cortex Cloud AWS Audit Log Persistence
Analytics BIOC AWS S3 bucket was exposed to public access AWS S3 bucket was publicly shared. Low Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS Security Group remote access allowed from an unknown external IP address A cloud identity has modified the ingress rules to allow unfamiliar ip addresses SSH or RDP access. Low Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC Azure account deletion by a non-standard account An Azure AD account deletion was performed by a user that doesn't typically delete users. Low Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Impact
Analytics BIOC Azure AD PIM role settings change An identity changed the PIM role settings. Low Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Defense Evasion, Privilege Escalation
Analytics BIOC Azure domain federation settings modification attempt A user or application attempted to modify the federation settings of the domain. Low Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Persistence, Privilege Escalation
Analytics BIOC Azure Event Hub Deletion An Azure event hub was deleted. An attacker might use this technique to evade detection. Low Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC Azure Network Watcher Deletion Azure Network Watchers are used for monitoring and diagnosing Azure resources. An attacker might use this technique to avoid security mitigations. Low Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC Bedrock model shared with a foreign account A bedrock model was shared with a foreign account through AWS resource access manager. Low Cortex Cloud AWS Audit Log Exfiltration
Analytics BIOC Billing admin role was removed Sensitive Action - Billing admin role was removed. Low Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Impact
Analytics BIOC Cached credentials discovery with cmdkey Cmdkey is a built-in Windows tool that can cache domain user credentials for use on specific target machines, Attackers can access cached user credentials using cmdkey /list. Low Platform Analytics XDR Agent Credential Access, Discovery
Analytics BIOC Certutil pfx parsing Certutil was used to parse a pfx certificate file. Low Platform Analytics XDR Agent 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
Correlation Rule Chrome - Chrome Extension Install Event The extension $xdm.target.resource.name was installed on $xdm.source.host.hostname by $xdm.intermediate.user.username Low Platform Analytics google_workspace_chrome_raw Persistence
BIOC Chrome runs with key security features disabled This chrome process ran with command line arguments that disabled key security features disabled. It can have legitimate uses, but this technique is often used by malware to load malicious or untrusted browser extensions. Low Platform Analytics Process execution Persistence
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
BIOC Collecting audio via PowerShell command An attacker may collect audio from the microphone using PowerShell. Low Platform Analytics Process execution Collection
Analytics BIOC Command running with COMSPEC in the command line argument COMSPEC is an environmental variable that points to cmd.exe. Attackers may use this command to obfuscate their command and avoid detection. Low Platform Analytics XDR Agent Execution
BIOC Commonly abused AutoIT script connects to a remote host AutoIT scripts have legitimate uses, but are often abused by malware to execute in a signed process context. Low Platform Analytics Network Exfiltration
Analytics BIOC Compressing data using python Usage of a Python module to compress files. Low Platform Analytics XDR Agent Collection
Analytics BIOC Conditional Access policy removed An identity removed a Conditional Access policy. Low Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Defense Evasion
Analytics BIOC Conhost.exe spawned a suspicious cmd process Attackers may abuse the conhost process to execute malicious files and evade detection. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Contained process execution with a rare GitHub URL A contained process was executed with a suspicious GitHub url in the command line. This may be a legitimate use, but this technique is frequently used by attackers to download malicious payloads. Low Platform Analytics XDR Agent Execution
Analytics BIOC Copy a user's GnuPG directory with rsync Copy a user's GnuPG (.gnupg) directory on to a staging folder using the 'find' and 'rsync' commands. Low Platform Analytics XDR Agent Credential Access
Analytics Data exfiltration from cloud database An identity tries to exfiltrate data from cloud database, as indicated by multiple signals. Low Cortex Cloud Azure Audit Log, Gcp Audit Log Exfiltration, Collection
Analytics BIOC Delayed Deletion of Files A command line deleting files used the time-out or ping commands to delay the file deletion. This is suspicious, as malware sometimes uses these techniques to cover their tracks. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Disable encryption operations Encryption was disabled on the servers that host EC2 instances, both for data-at-rest and data-in-transit. Low Cortex Cloud AWS Audit Log Impact
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
BIOC DLL sideloading attack using Xwizard Xwizard has a known DLL-sideloading vulnerability, which involves moving the legitimate Xwizard.exe file into a new directory along with a malicious Xwizard.dll file. This is a possible indicator of an attacker preparing to execute a DLL-sideloading attack. Low Platform Analytics Process execution Defense Evasion
Analytics DNS Tunneling 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. The endpoint may be remotely controlled by an attacker, and/or an attacker may have exfiltrated data from it. This detector is not supported when networking events arrive solely from Cortex XDR Linux agents. Low Platform Analytics Palo Alto Networks Firewall EAL Logs, XDR Agent Command and Control, Exfiltration
Analytics BIOC Download a script using the python requests module Download a shell script from a remote location using the Python requests module. Low Platform Analytics XDR Agent Execution
BIOC Dumping Registry hives with passwords Dumping registry hives can be used to obtain stored credentials/hashes. Low Platform Analytics Process execution 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 BIOC Email attachment with Right-to-Left Override Unicode character The email message contains an attachment with a hidden Right-to-Left Override Unicode character. Low Email Security Microsoft 365 Emails Defense Evasion, Execution
Analytics BIOC Email was received from an unknown sender using a disposable domain The email was received from an unknown sender using a disposable email provider, first seen in the organization in the past month. Low Email Security Microsoft 365 Emails Reconnaissance, Initial Access
Analytics BIOC Email with file-sharing link containing auto-download parameter The email contains a link to a file-sharing service that includes parameters likely to trigger automatic download. Low Email Security Microsoft 365 Emails Initial Access, Execution
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 Exchange anti-phish policy disabled or removed A user disabled or removed an Exchange anti-phish policy, which may indicate evasion of a possible phishing campaign. Low Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security Office 365 Audit Defense Evasion, Initial Access
Analytics BIOC Exchange audit log disabled A user disabled the Exchange audit log. This may indicate an attempt to evade detection. Low Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security Office 365 Audit Defense Evasion
Analytics BIOC Exchange DKIM signing configuration disabled A user disabled an Exchange DomainKeys Identified Mail (DKIM) signing configuration. DKIM helps ensure that emails are authorized and not spoofed. Low Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security Office 365 Audit Defense Evasion, Initial Access
Analytics BIOC Exchange mailbox audit bypass A user added mailbox audit bypass for an account. This will allow the account to perform actions without being logged, and may indicate an attempt to evade detection. Low Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security Office 365 Audit Defense Evasion
Analytics BIOC Exchange malware filter policy removed A user removed an Exchange malware filter policy, which may prevent the detection of malware. Low Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security Office 365 Audit Defense Evasion
Analytics BIOC Exchange Safe Attachment policy disabled or removed A user disabled an Exchange Safe Attachment policy, which provides phishing protection to email attachments. Low Identity Threat Detection (ITDR), SaaS Threat Detection, Email Security Office 365 Audit Defense Evasion, Initial Access