Detectors

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

215 detectors match the current filters. tactic: TA0005 ✕

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Type Name Severity Module Data source / event ATT&CK
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 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 process was executed with a command line obfuscated by Unicode character substitution A process was executed with a command line obfuscated by Unicode character substitution. Medium 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 suspicious executable with multiple file extensions was created An executable file with multiple extensions was created. This technique is frequently used to disguise malware as user content. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Execution, 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
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
BIOC Administrator obtains access rights to a file using icacls.exe Grant an administrator file access privileges. Informational Platform Analytics Process execution Defense Evasion
BIOC AMSI Bypass AMSI (Antimalware Scan Interface) provides enhanced malware protection on Windows 10 machines. Attackers may try to bypass this mechanism and run malicious code. Medium Platform Analytics Process execution Defense Evasion
Analytics An unsigned process created scheduled task and performed an injection An unsigned process created scheduled task and performed an injection. Medium Platform Analytics XDR Agent Persistence, 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
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
BIOC Bitsadmin.exe used to upload data Some attacks are known to abuse BITSAdmin to hide how data upload using legitimate Windows tools. High Platform Analytics Process execution Exfiltration, 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
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
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
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 Clear logs - using dd and /dev/null Usage of the dd utility to clear the contents of a file using /dev/null. Medium 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
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 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
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 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
BIOC Delete Volume USN Journal with fsutil This technique is used by attackers to eliminate evidence of files created during post-exploitation activities. Medium Platform Analytics Process execution Defense Evasion
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
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 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
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 Encoded information using Windows certificate management tool Encoding/decoding to/from using certutil.exe could be used to evade detection. Medium Platform Analytics XDR Agent Defense Evasion
BIOC Encoded VBScript executed Attackers tend to hide their malicious behavior in many ways, one of which is obfuscating their code via encoding. High Platform Analytics Process execution Execution, Defense Evasion
BIOC Evasion using time-based properties Attackers may check Event Log to evade virtualized environments. Informational Platform Analytics Process execution Defense Evasion, Discovery
BIOC EventLog service disabled by a Registry operation A Registry set-value operation that disables the EventLog service was executed on the machine. High Platform Analytics Registry Defense Evasion
Analytics BIOC Executable created to disk by lsass.exe Lsass.exe does not normally create executables to disk. This activity was seen as part of several exploits, like EternalBlue and DoublePulsar, used during the WannaCry attacks. Medium Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion
Analytics BIOC Executable moved to Windows system folder An attacker may be trying to avoid detection by moving an executable to a Windows system folder. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Execution of commonly abused AutoIT script AutoIT scripts have legitimate uses, but are often abused by malware to execute in a signed process context. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Execution of dllhost.exe with an empty command line The process dllhost.exe was executed with an empty command line. This behavior is suspicious, and may be caused by a malicious actor using 'Image File Execution Options' in the registry to evade detection. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Execution of masqueraded third-party utility An attacker may be trying to avoid detection of third-party utility execution by renaming it. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Execution of regsvcs/regasm with uncommon paths The regasm.exe/regsvcs.exe commands are used to register .NET COM assemblies, which are typically located in specific paths. Uncommon paths may indicate malicious code is being registered. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Execution of renamed lolbin An attacker may be trying to avoid detection of lolbin's execution using a renamed lolbin. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Execution of WSL Distro Detecting a new instance execution of Windows Subsystem for Linux distro. Informational Platform Analytics File Defense Evasion
Analytics BIOC Failed Login For Locked-Out Account A locked-out user account (event ID 4725 or 4740) was used in a Kerberos TGT pre-authentication attempt. Informational Platform Analytics Palo Alto Networks Firewall traffic Logs, XDR Agent Defense Evasion
BIOC File renamed to have a script extension Adversaries may create 'benign-looking' files, which are later used as malicious scripts by changing their extension. Informational Platform Analytics File Defense Evasion
BIOC File timestamp tampering An attacker may modify file timestamps by running the touch command to hide their activities. Informational Platform Analytics Process execution Defense Evasion
BIOC Fltmc.exe used to unload filter driver Attackers can abuse the Filter Manager Control Program (fltMC.exe) to unload MiniFilter drivers, some of which may be used for activity monitoring. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Globally uncommon high entropy module was loaded A module with high entropy and a globally uncommon hash was loaded. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Globally uncommon high entropy process was executed A process with high entropy and a globally uncommon hash was executed. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Globally uncommon image load from a signed process A signed process loaded a DLL that, on a global level, it usually doesn't load. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Globally uncommon injection from a signed process A signed process injected into another process that it does not normally target at a global level. Informational Platform Analytics XDR Agent Defense Evasion, Persistence
Analytics BIOC Globally uncommon IP address connection from a signed process A signed process connected to an external IP address that, on a global level, it usually doesn't connect to. Informational Platform Analytics XDR Agent Defense Evasion, Command and Control
Analytics BIOC Globally uncommon root domain from a signed process A signed process connected to an external domain that, on a global level, it usually doesn't connect to. Low Platform Analytics XDR Agent Defense Evasion, Command and Control
Analytics BIOC Globally uncommon root-domain port combination from a signed process A signed process connected to an external domain on a specific port that, on a global level, it usually doesn't connect to. Low Platform Analytics XDR Agent Defense Evasion, Command and Control
Analytics BIOC Hidden Attribute was added to a file using attrib.exe Hidden attribute was added to a file using attrib.exe, adversaries may set files to be hidden to evade detection mechanisms. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Hidden directory creation Attackers may create hidden directories to hide malware or staged files. Informational Platform Analytics Process execution Defense Evasion
BIOC Hidden file and directory creation Creation of a hidden file inside a hidden directory. Informational Platform Analytics File Defense Evasion
BIOC Impersonation using Rubeus tool User authentication should not be impersonated, since this is considered a malicious behavior. Medium Platform Analytics Process execution Defense Evasion
Analytics BIOC Indicator blocking Auditing or logging configuration changes on Linux host. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Indirect command execution using the Program Compatibility Assistant Pcalua.exe (Program Compatibility Assistant) is used for running old programs that have compatibility issues. Attackers can use pcalua.exe to indirectly execute their malicious programs. Medium Platform Analytics XDR Agent Defense Evasion
BIOC Injection into ping.exe A process injected into an instance of ping.exe. Informational Platform Analytics Remote code Defense Evasion
Analytics BIOC Injection into rundll32.exe A process injected into an instance of rundll32.exe. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Internet Explorer security settings modification The Security Settings Check feature, which checks Internet Explorer security settings to determine risk, was disabled. Informational Platform Analytics Registry Defense Evasion
Analytics BIOC Iptables configuration command was executed The iptables process was executed with a command to add or delete rules on the host. Informational Platform Analytics XDR Agent Defense Evasion
BIOC ISO mounted manually A user manually mounted an ISO file. Informational Platform Analytics File Defense Evasion
BIOC Kerberos ticket forging using Impacket ticketer Suspected execution of Impacket's ticketer.py script for forging TGT/TGS Kerberos tickets. Medium Platform Analytics Process execution Defense Evasion, Privilege Escalation
Analytics BIOC Linux system firewall was modified The system firewall was modified. Low Platform Analytics XDR Agent with eXtended Threat Hunting (XTH) Defense Evasion
BIOC Log deletion in known log file directories Deletion of log files in known log directories. Informational Platform Analytics File Defense Evasion
BIOC Log deletion using the truncate command Usage of the truncate utility using "-s 0" argument to clear log files. Informational Platform Analytics Process execution Defense Evasion
BIOC Log deletion via command-line tool An attacker may use the rm command to remove traces of their activities. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC LOLBAS executable injects into another process A signed binary, which can be abused to run code, injected code to another process. Informational Platform Analytics XDR Agent Defense Evasion
BIOC MacOS firewall manipulation An attacker may modify a firewall via command line to bypass network controls. Informational Platform Analytics Process execution Defense Evasion
BIOC Manipulation of Crypto Subject Interface Package (SIP) Provider Malicious modification of crypto subject interface package (SIP) provider Registry keys can be leveraged to trick the OS into incorrectly validating invalid signing certificates. May have legitimate uses, but check for malicious activity. Informational Platform Analytics Registry Defense Evasion
BIOC Manipulation of Windows Defender configuration Commands used to bypass, disable or harm Windows Defender. Informational Platform Analytics Process execution Defense Evasion
BIOC Manipulation of Windows Event Log auto-backup via Registry This key enables/disables the automatic backups of event logs when they are full. Informational Platform Analytics Registry Defense Evasion
Analytics BIOC Masquerading as the Linux crond process Copies a file and renames it as crond. Low Platform Analytics XDR Agent Defense Evasion
BIOC Microsoft Connection Manager Profile Installer loads a file from the users to temporary folder The Microsoft Connection Manager Profile Installer (CMSTP.exe) is a command-line program used to install Connection Manager service profiles. CMSTP.exe may be abused to load and execute DLLs and/or COM scriptlets (SCT) from remote servers. This execution may also bypass AppLocker and other whitelisting defenses since CMSTP.exe is a legitimate, signed Microsoft application. Low Platform Analytics Process execution Defense Evasion
BIOC Microsoft Connection Manager Profile Installer makes connections to the network The Microsoft Connection Manager Profile Installer (CMSTP.exe) is a command-line program used to install Connection Manager service profiles. CMSTP.exe may be abused to load and execute DLLs and/or COM scriptlets (SCT) from remote servers. This execution may also bypass AppLocker and other whitelisting defenses since CMSTP.exe is a legitimate, signed Microsoft application. Low Platform Analytics Network Defense Evasion
BIOC Microsoft Connection Manager Profile Installer runs command line or PowerShell The Microsoft Connection Manager Profile Installer (CMSTP.exe) is a command-line program used to install Connection Manager service profiles. CMSTP.exe may be abused to load and execute DLLs and/or COM scriptlets (SCT) from remote servers. This execution may also bypass AppLocker and other whitelisting defenses since CMSTP.exe is a legitimate, signed Microsoft application. Low Platform Analytics Process execution Defense Evasion
BIOC Microsoft HTML Application Host spawns from CMD or PowerShell Microsoft HTML Application Host is a program whose source code consists of HTML, Dynamic HTML and a few scripting languages compatible with Internet Explorer such as VBScript or JScript. It does not typically spawn from PowerShell or CMD. Informational Platform Analytics Process execution Defense Evasion
BIOC Microsoft HTML Application Host spawns from Explorer.exe Mshta allows execution of .hta files, an attacker can use mshta to execute malicious hta files on the victim's host. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Microsoft Office injects code into a process An attacker may inject payloads into processes via Microsoft Office. While legitimate in certain cases, code injection can also be used in malicious ways. Low Platform Analytics XDR Agent Initial Access, Defense Evasion
Analytics BIOC Modification of PAM Modification of PAM configuration files. Informational Platform Analytics XDR Agent Persistence, Defense Evasion, Credential Access
BIOC Modification of Windows boot configuration using bcdedit.exe BCDEdit is a Microsoft Windows utility that can modify boot parameters. It is usually used as part of an attack to prevent repair of the affected system by disabling booting in recovery mode. It can also be used to stop Windows' Patchguard from objecting to the unsigned and insecure nature of a driver being loaded. Informational Platform Analytics Process execution Defense Evasion, Impact
BIOC MSBuild execution Attackers may use MSBuild.exe to proxy execution of code through a trusted Windows utility. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC Mshta.exe launched with suspicious arguments Microsoft HTML application host process has been launched with suspicious arguments, which may indicate malicious intent. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Mshta.exe spawns from a browser process Mshta is the Microsoft HTML Application Host. It executes HTML applications on Windows. Detected when a browser process has spawned mshta, which can be a potential attack vector. Low Platform Analytics XDR Agent Defense Evasion
Analytics BIOC MSI accessed a web page running a server-side script The Microsoft installer command line included a URL to a web page running a server-side script, which is suspicious. Informational Platform Analytics XDR Agent Defense Evasion
Analytics BIOC Msiexec execution of an executable from an uncommon remote location Msiexec is the command-line utility for the Windows Installer. Adversaries may abuse msiexec.exe to proxy execution of malicious payloads from remote locations. Informational Platform Analytics XDR Agent Defense Evasion
BIOC Netsh.exe modifies allowed firewall port/program lists Malware will often modify local firewall settings to permit untrusted software to communicate with the Internet for C2. Check for malicious use. Informational Platform Analytics Process execution Defense Evasion
Analytics BIOC New addition to Windows Defender exclusion list Windows Defender keeps the exclusion list in the registry, and any addition to it will cause it to ignore a process, path or file extension. Low Platform Analytics XDR Agent Defense Evasion
BIOC New certificate added to the trusted root store Untrusted certificates could be used to install untrusted drivers and malicious code. Informational Platform Analytics Process execution Defense Evasion