Detectors

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

247 detectors match the current filters. tactic: TA0005 ✕

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Type Name Severity Module Data source / event ATT&CK
Analytics BIOC A browser was opened in private mode A browser was opened in private mode, which may indicate an attempt to cover tracks. Informational Identity Threat Detection (ITDR) XDR Agent Defense Evasion
Analytics BIOC A cloud identity created or modified a security group A cloud identity created or modified a security group. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Defense Evasion
Analytics BIOC A cloud storage configuration was modified A cloud storage configuration was modified. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Defense Evasion
Analytics BIOC A Kubernetes namespace was created or deleted A Kubernetes namespace was created or deleted. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log, Kubernetes Audit Logs Defense Evasion
Analytics BIOC A LOLBIN was copied to a different location To evade detection, attackers may copy a LOLBIN executable to a different location. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC A process is masquerading as a common Microsoft product An attacker might leverage common Microsoft software image names to run malicious processes without being caught. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC A rare DLL, signed by an uncommon vendor, was hijacked into a Microsoft process A signed DLL was loaded into a Microsoft-signed process. This DLL hash and signature vendor are rare, which might indicate an attacker performing DLL hijacking. Informational Platform Analytics XDR Agent Persistence, Privilege Escalation, Defense Evasion
Analytics BIOC A Service Principal was removed from Azure A service principal was removed from Azure. This indicates a change in access permissions and may indicate malicious activity. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC A third-party utility was copied to a different location To evade detection, attackers may copy a third-party utility executable to a different location. Informational Platform Analytics XDR Agent Defense Evasion
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 logged in at an unusual time via SSO A user connected via SSO on a day and hour that is unusual for this user. This may indicate that the account was compromised. Informational Identity Analytics AzureAD, Azure SignIn Log, Idira, Duo, Google Workspace Authentication, Okta, OneLogin, PingOne Defense Evasion
Analytics BIOC A user logged in at an unusual time via VPN A user connected to a VPN on a day and hour, which is unusual for this user. This may indicate that the account was compromised. Informational Identity Analytics Palo Alto Networks Global Protect, Third-Party VPNs Defense Evasion
Analytics BIOC A user modified an Okta network zone An Okta network zone was modified by a user. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Okta Audit Log Defense Evasion
Analytics BIOC A user modified an Okta policy rule An Okta policy rule was modified by a user, suggesting a potential compromise of the account. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Okta Audit Log Defense Evasion, Persistence
BIOC Administrator obtains access rights to a file using icacls.exe Grant an administrator file access privileges. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC AI safeguards deletion attempt A cloud identity deleted AI safeguards. MITRE ATLAS Technique: AML.T0015 - Evade ML Model. Informational Cortex Cloud AWS Audit Log, Azure Audit Log Defense Evasion
Analytics BIOC AI safeguards were modified A cloud identity modified AI safeguards. MITRE ATLAS Technique: AML.T0015 - Evade ML Model. Informational Cortex Cloud AWS Audit Log, Azure Audit Log Defense Evasion
Analytics BIOC An app was added to the Google Workspace trusted OAuth apps list An identity added an OAuth app to the Google Workspace trusted OAuth apps list. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Google Workspace Audit Logs Defense Evasion
Analytics BIOC An app was removed from a blocked list in Google Workspace An identity removed an app from Google Workspace blocked OAuth or third-party apps list. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Google Workspace Audit Logs Defense Evasion
Analytics BIOC An AWS GuardDuty IP set was created An AWS GuardDuty IP set has been created. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC An AWS S3 bucket configuration was modified An AWS S3 bucket configuration has been modified. Informational Cortex Cloud AWS Audit Log Defense Evasion, Impact
Analytics BIOC An AWS SAML provider was modified An AWS SAML provider was modified. Informational Cortex Cloud AWS Audit Log Initial Access, Defense Evasion
Analytics BIOC An Azure Firewall rule collection group was modified or deleted An Azure Firewall rule collection group was modified or deleted. This could indicate a malicious actor attempting to bypass security measures. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC An Azure firewall rule group was modified An Azure firewall rule group was modified or deleted. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC An Azure Firewall was modified An Azure Firewall was modified or deleted. This may indicate a security risk. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC An Azure Network Security Group was modified An Azure Network Security Group was modified or deleted. This could indicate malicious activity or a misconfiguration. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC An Azure Point-to-Site VPN was modified An Azure Point-to-Site VPN was modified or deleted. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC An Azure Suppression Rule was created An Azure Suppression Rule was created. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC An Azure VPN Connection was modified Modification or removal of an Azure VPN connection was detected. This alert indicates a change to an existing VPN connection or the deletion of an existing connection. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC An identity disabled bucket logging An identity disabled bucket logging. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC An unusual cloud identity was granted permissions to a BigQuery resource An unusual cloud identity was granted permissions to a BigQuery table or dataset. Informational Cortex Cloud Gcp Audit Log Exfiltration, Defense Evasion
Analytics BIOC Authentication Attempt From a Dormant Account A dormant user account tried to authenticate to a service using a TGS after having been unused for a year or more. This may indicate the account is misused by an attacker. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Defense Evasion
Analytics BIOC AWS CloudTrail has been stopped A cloud trail logging has been stopped, which indicates that AWS API calls are not recorded in that trail. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS CloudTrail modification An identity updated a CloudTrail trail configuration. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS CloudWatch log group deletion An AWS CloudWatch log group was deleted, this action permanently deletes all the archives associated with this group. Informational Cortex Cloud AWS Audit Log Impact, Defense Evasion
Analytics BIOC AWS CloudWatch log stream deletion An AWS CloudWatch log stream was deleted, this action permanently deletes all the archives associated with this stream. Informational Cortex Cloud AWS Audit Log Impact, Defense Evasion
Analytics BIOC AWS Config Recorder stopped Configuration Recorder was stopped for a resource in AWS Config. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS config resource deletion An AWS config resource deletion this includes: Config rule, organization rule, configuration recorder, remediation configuration, conformance pack, configuration aggregator, delivery channel, retention configuration. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS Flow Logs deletion A cloud identity has deleted one or more Flow Logs records. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS network ACL rule deletion An AWS network ACL rule was deleted. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS S3 bucket data retention policy change through S3 Lifecycle rule A retention policy was set on a S3 bucket used by a CloudTrail Trail, using a S3 Lifecycle Rule. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS SecurityHub findings were modified AWS SecurityHub findings were modified. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC AWS web ACL deletion Web ACL defines a collection of rules to use to inspect and control web requests. A Web ACL has been deleted. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC Azure application credentials added An identity added credentials to an Azure application. Informational Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Defense Evasion, Persistence
Analytics BIOC Azure application removed An Azure application has been deleted. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC Azure application URI modification An identity added or updated an Azure application's URI. Informational Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Defense Evasion, Persistence
Analytics BIOC Azure Automation Runbook Deletion An Azure Automation runbook was deleted. This could disrupt business automation processes or remove a malicious runbook that was part of an attack. Informational Cortex Cloud Azure Audit Log Defense Evasion, Impact
Analytics BIOC Azure Blob Container Access Level Modification Access level modification for a blob container, this action might be dangerous as sensitive data can be exposed. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC Azure conditional access policy creation or modification An Azure conditional access policy was created or modified. Informational Cortex Cloud Azure Audit Log, Microsoft Graph Logs Defense Evasion
Analytics BIOC Azure device code authentication flow used An Azure AD login was performed with device code flow. Informational Identity Analytics Azure Audit Log Defense Evasion, Persistence
Analytics BIOC Azure diagnostic configuration deletion An attacker might delete the Azure diagnostic settings to evade detection. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC Azure Kubernetes events were deleted Events have been deleted in Azure Kubernetes. This could indicate malicious activity. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC Azure mailbox rule creation A Mailbox rule in Azure was created. Informational Cortex Cloud Azure Audit Log, Microsoft Graph Logs Collection, Defense Evasion
Analytics BIOC Azure Monitor alert rule deleted An Azure Monitor alert rule was deleted. Azure Monitor alert rules watch telemetry from cloud resources and fire when suspicious or anomalous activity occurs. Adversaries may delete these rules to blind defenders and avoid detection of follow-on malicious activity. Informational Cortex Cloud Azure Audit Log Defense Evasion, Execution
Analytics BIOC Azure Resource Group Deletion Resource group deletion permanently deletes all resources within the group, An attacker might use this technique to avoid detection or destroy procedures/data. Informational Cortex Cloud Azure Audit Log Impact, Defense Evasion
Analytics BIOC Azure route table creation or modification An Azure route table, or one of its individual routes, was created or modified. Azure route tables control how traffic flows between subnets and virtual networks. Adversaries can tamper with route tables to redirect traffic to attacker-controlled destinations, bypassing security appliances or enabling man-in-the-middle attacks. Informational Cortex Cloud Azure Audit Log Defense Evasion, Lateral Movement
Analytics BIOC Azure storage account blob anonymous access is enabled It is possible to configure anonymous access to blobs within the storage account. Informational Cortex Cloud Azure Audit Log Defense Evasion, Privilege Escalation, Initial Access
Analytics BIOC Azure storage account was publicly shared Azure Storage Account network permissions modified to public, exposing data to any network and unauthorized identities. Informational Cortex Cloud Azure Audit Log Defense Evasion
Analytics BIOC Azure Temporary Access Pass (TAP) registered to an account An identity registered an Azure Temporary Access Pass (TAP) to an account. Informational Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Defense Evasion, Privilege Escalation
Analytics BIOC Azure VM extension abuse attempt A suspicious Azure VM extension operation was detected. Attackers can use CustomScriptExtension to execute arbitrary scripts on VMs, VMAccessExtension to reset local passwords for persistence, or delete the IaaSAntimalware extension to disable antimalware protection and evade detection. Informational Cortex Cloud Azure Audit Log Execution, Persistence, Defense Evasion
BIOC Base64 decoding using the base64 utility Base64 decoding using the base64 utility with the -d argument provided. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC BitLocker key retrieval An identity retrieved a BitLocker Key. Informational Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Defense Evasion
BIOC Browser downloads an .hta or .application file .hta and .application files are Windows applications that may serve as an attack vector by executing code maliciously using trusted Windows applications. Informational Platform Analytics File Defense Evasion
BIOC Changing permissions or ownership of a file or folder Changing the permissions or ownership of a file or folder can be done to get access to sensitive data. Informational Platform Analytics Process execution Defense Evasion
BIOC Chrome launched in Incognito mode May be used to cover up malware or malicious insider activity. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Chrome OS Remote Access policy was modified in Google Workspace A user modified Chrome OS Remote Access configuration in Google Workspace. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Google Workspace Audit Logs Defense Evasion, Lateral Movement
BIOC Clear event logging policy using auditpol.exe Attackers may clear Windows Event Logging policies using auditpol.exe. Informational Platform Analytics Process execution Defense Evasion
BIOC Clearing logs by copying /dev/null to a log file Usage of the cp command to copy /dev/null to a file and clear its content. Informational Platform Analytics Process execution Defense Evasion
BIOC Clearing logs by executing cat /dev/null Usage of cat /dev/null to clear the contents of a log file. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Cloud AI agent was modified A cloud identity modified AI agent. MITRE ATLAS Technique: AML.T0015 - Evade ML Model. Informational Cortex Cloud AWS Audit Log, Gcp Audit Log Defense Evasion
Analytics BIOC Cloud compute volume creation attempt An attempt was made to create an EBS volume. Informational Cortex Cloud AWS Audit Log Defense Evasion, Collection
Analytics BIOC Cloud instance creation attempt An attempt was made to create a cloud compute instance. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Defense Evasion
Analytics BIOC Cloud instance deletion attempt An attempt was made to delete a cloud compute instance. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Defense Evasion
Analytics BIOC Cloud Organizational policy was created or modified Cloud organizational policy was created or modified. Informational Cortex Cloud Gcp Audit Log Defense Evasion
Analytics BIOC Cloud resource logging was disabled Cloud resource logging was disabled. Informational Cortex Cloud Azure Audit Log, Gcp Audit Log Defense Evasion
Analytics BIOC Cloud snapshot created or modified A cloud identity has created or modified a cloud snapshot. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Exfiltration, Defense Evasion, Collection
Analytics BIOC Cloud Watch alarm deletion A Cloud Watch alarm was deleted. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC CloudTrail logging deletion CloudTrail logging trail deletion. Informational Cortex Cloud AWS Audit Log Defense Evasion
BIOC Common Apple process name missing Apple digital signature These common Apple process names should normally be signed with the Apple Inc. digital signature. Naming processes with common names is a common way attackers obfuscate their activities. Informational Platform Analytics Process execution Defense Evasion
BIOC Common Mozilla process name missing Mozilla digital certificate These common Mozilla process names should normally be signed with the Mozilla Corporation digital signature. Naming processes with common names is a common way attackers obfuscate their activities. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Common third-party software name masquerading An attacker might leverage common third-party software image names to run malicious processes without being caught. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Commonly abused process executed with obfuscated characters Commonly abused process executed with obfuscated characters. Informational Platform Analytics Process execution Defense Evasion
BIOC Commonly abused process spawns out of rundll32.exe This type of execution happens in .dll based attacks. Informational Platform Analytics Process execution Defense Evasion
BIOC Compiled HTML (help file) makes network connections Compiled HTML (help files) should not normally need to connect to the network. This may have limited legitimate uses, yet this behavior is often observed by malware leveraging malicious CHM files to deliver a 2nd stage payload. Informational Platform Analytics Network Defense Evasion
BIOC Compiler process started by an Office process The processes (csc.exe & vbc.exe) invoke compilers via command prompt and compile a payload on the fly. This is leveraged by attackers to create a new payload on every machine. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Compute activity in dormant cloud region A compute resource was created or updated in a cloud region that has been dormant for this project. Informational Cortex Cloud AWS Audit Log, Azure Audit Log, Gcp Audit Log Defense Evasion
BIOC Data destruction using sdelete.exe Attackers may use sdelete.exe to delete files from the target host. Informational Platform Analytics Process execution Defense Evasion, Impact
Analytics BIOC Data encryption was disabled A cloud identity has disabled data encryption. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC Data Sharing between GCP and Google Workspace was disabled An identity has modified data sharing settings between GCP and Google Workspace. Informational Identity Threat Detection (ITDR), SaaS Threat Detection Google Workspace Audit Logs Defense Evasion, Impact
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 Device Registration Policy modification An identity changed the Device Registration policy. Informational Identity Threat Detection (ITDR), SaaS Threat Detection AzureAD Audit Log Defense Evasion
Analytics BIOC Disable AWS audit logs through Event Selectors An AWS Cloudtrail Event Selector was modified. An attacker might use this technique to disable audit logs. Informational Cortex Cloud AWS Audit Log Defense Evasion
BIOC Disable outlook security via Registry Attackers may try to disable outlook security features by modifying the Registry. Informational Platform Analytics Registry Defense Evasion
BIOC Disabling Windows Defender via Registry Windows Defender stores its configuration in the Registry. By modifying these values, an attacker can disable security features. Informational Platform Analytics Registry Defense Evasion
BIOC Driver written to a temporary directory Drivers are highly unlikely to be written or moved to a temp directory. Check whether this driver is legitimate. Informational Platform Analytics File Defense Evasion
Analytics BIOC EBS volume attachment attempt An attempt was made to attach an EBS volume to an EC2 instance. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC EBS volume detachment attempt An attempt was made to detach an AWS EBS volume from an EC2 instance. Informational Cortex Cloud AWS Audit Log Defense Evasion
Analytics BIOC Email attachment with multiple extensions The email includes an attachment(s) with two extensions. The first one being an executable extension. This may indicate an attempt at masquerading the true file type through the misuse of multiple extensions in the attachment name. Informational Email Security Microsoft 365 Emails Execution, Defense Evasion
Analytics BIOC Email attachment(s) with potentially malicious MIME type The email message contains an attachment(s) with a potentially malicious MIME type. Informational Email Security Microsoft 365 Emails Defense Evasion, Execution
Analytics BIOC Email containing a link with an IP address convention was detected A link with IP address convention was detected within the email body. Informational Email Security Microsoft 365 Emails Defense Evasion, Execution