o3-high vs o4-mini-high KQL Benchmark

On a Linux system, review process creation logs to spot any dd commands reading from /proc/*/mem. What was the name of the file where the dumped memory was written?

Identify the PowerShell cmdlet used on Windows to format and display the raw volume bytes after an attacker read the boot sector via a DOS device path.

Using Windows process event logs, investigate PowerShell activity around lsass.exe memory capture. What was the name of the script file invoked to perform the dump?

An analyst suspects a user or script ran a service enumeration command on a Linux system. Review process events to find the service-listing invocation and specify the full command that was executed.

On a Windows endpoint, review process creation logs to uncover when a built-in utility was used to reveal ARP entries. What exact command was used to list the ARP cache?

A Linux host’s Syslog shows a shell-based network discovery script ran multiple commands. One of them listed current TCP connections. Which utility was invoked?

A Windows host shows a process launch with an extremely obfuscated command line that dynamically builds and invokes code at runtime. Which process name was used to execute this payload?

On a Linux system, identify the script that was generated by decoding a base64 data file and then executed. What was the filename of that script?

Investigate Windows process events for PowerShell activity that leverages WMI to register a scheduled task via XML import. What was the name of the XML file supplied to the RegisterByXml method?

On a Linux endpoint, process events reveal a chain of group‐enumeration utilities executed by a single session. Which utility was used to query the system’s group database?

On a Windows endpoint, wscript.exe was used to run a JScript. Identify the exact script path passed to wscript.

On a Linux endpoint, you suspect malicious clearing of the bash history by redirecting from the null device. Explore process or file events to uncover the exact shell command that performed this action.

On a Linux host, review account management activity in Syslog or process event logs to pinpoint which command was executed to create a new local user. What was the name of the tool invoked?

A Linux host was used to collect various system release files and kernel details, writing them into a single file under /tmp. What was the name of that output file?

On Windows systems, disabling RDP via the registry generates registry write events. Investigate registry event logs for modifications under the Terminal Server configuration path. What is the name of the registry value that was changed to disable Remote Desktop Protocol?

On a Windows host, registry events reveal that PowerShell modified a value under the WDigest provider. Identify the exact command line that performed this registry change.

A Windows host recorded a process that simply executes the system’s native time utility. Without spelling out the query, determine which command was run based on process creation events.

On a Linux host, an activity was recorded where the local clock and timezone were queried. Review the available process execution logs to uncover what full command was run to fetch the system time and timezone.

On a Windows system, a non-standard image downloader was used to fetch a remote file by passing a URL to a lockscreen utility. Identify the executable responsible for launching that activity.

On Windows, an elevated SecEdit.exe process was observed exporting the local security policy. Review the process execution records to identify the name of the text file where the policy was saved.

An attacker leveraged a PowerShell command on a Windows host to enumerate browser bookmark files across all user profiles. Examine the process execution logs to determine the exact filename that was being searched for.

You notice rundll32.exe being used with desk.cpl,InstallScreenSaver on a Windows endpoint. Investigate your process creation logs to find which .scr file was loaded by this unusual invocation.

On a Linux host, identify any processes that used ping with a large count value to introduce a delay before launching another process. What was the command executed immediately after the ping delay?

Investigate registry modifications on Windows that reveal when cmd.exe persistence was configured via the CommandProcessor AutoRun key. What command was configured under the AutoRun value?

Windows registry events show that a new key under the Active Setup Installed Components branch was added to launch a payload immediately via runonce.exe. Which component name was created?