Question Analysis
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?
02a91c34-8a5b-4bed-87af-501103eb5357
Question ID
12/16
Models Correct
1
Valid Answer
75%
Success Rate
Reference Answer
Human-validated correct answer for this question
useradd
Model Performance Comparison
See how different AI models performed on this question
| Model | Answer | KQL Query | Status | Attempts | Time | Cost |
|---|---|---|---|---|---|---|
| gemini-2.5-flash-preview-04-17 | No answer provided | No query generated | Incorrect | 5 | 0.00s | 0.0394 |
| gpt-35-turbo | useradd | DeviceProcessEvents
| where ActionType == 'ProcessCreated' and ProcessCommandLine contains 'useradd'
| project ProcessCommandLine | Correct | 1 | 4.49s | 0.0033 |
| gpt-4-turbo-2024-04-09 | No answer provided | No query generated | Incorrect | 5 | 0.00s | 0.2262 |
| gpt-4.1 | useradd | DeviceProcessEvents
| where FileName in~ ("useradd", "adduser", "usermod")
or ProcessCommandLine has_any ("useradd", "adduser", "usermod")
| project TimeGenerated, DeviceName, AccountName, FileName, ProcessCommandLine | Correct | 1 | 5.22s | 0.0200 |
| gpt-4.1-finetuned | useradd | DeviceProcessEvents
| where ProcessCommandLine contains "useradd"
or ProcessCommandLine contains "userdel"
or ProcessCommandLine contains "usermod"
| summarize arglist = make_set(ProcessCommandLine) by FileName, DeviceName
| extend timestamp = now(), HostName = DeviceName, ProcessName = FileName | Correct | 2 | 14.63s | 0.0161 |
| gpt-4.1-mini | useradd | DeviceProcessEvents
| where InitiatingProcessCommandLine has_any ("useradd", "adduser", "usermod")
| project TimeGenerated, DeviceName, InitiatingProcessCommandLine, InitiatingProcessFileName
| sort by TimeGenerated desc | Correct | 2 | 6.50s | 0.0063 |
| gpt-4.1-nano | useradd | DeviceProcessEvents
| where FileName in ('bash', 'sh', 'sudo', 'zsh') and ProcessCommandLine has_any ('useradd', 'adduser', 'addgroup', 'groupadd')
| project TimeGenerated, DeviceName, InitiatingProcessCommandLine, InitiatingProcessFileName, InitiatingProcessAccountName | Correct | 1 | 3.27s | 0.0007 |
| gpt-4o | No answer provided | No query generated | Incorrect | 5 | 0.00s | 0.0641 |
| grok-3-beta | useradd | DeviceProcessEvents
| where ProcessCommandLine has_any ("useradd", "adduser")
| project DeviceName, ProcessCommandLine, InitiatingProcessFileName, ProcessCreationTime, AccountName
| order by ProcessCreationTime desc | Correct | 1 | 9.23s | 0.0305 |
| grok-3-mini-beta | useradd | let linuxDevices = DeviceInfo | where OSPlatform contains "Linux" | distinct DeviceId;
DeviceProcessEvents
| where DeviceId in (linuxDevices)
| where ProcessCommandLine contains "useradd" or ProcessCommandLine contains "adduser"
| project Timestamp, DeviceName, ProcessCommandLine, ToolName=FileName
| order by Timestamp desc
| limit 10 | Correct | 1 | 13.30s | 0.0018 |
| o1-high | useradd | let LinuxDevices = DeviceInfo
| where OSPlatform == "Linux"
| distinct DeviceId;
DeviceProcessEvents
| where DeviceId in (LinuxDevices)
| where ActionType == "ProcessCreated"
| where isnotempty(ProcessCommandLine)
| where ProcessCommandLine has_any ("useradd", "adduser")
| project TimeGenerated, DeviceName, FileName, ProcessCommandLine, AccountDomain, AccountName, InitiatingProcessAccountName | Correct | 1 | 23.92s | 0.2374 |
| o1-low | useradd | DeviceProcessEvents
| where ActionType == "ProcessCreated"
| where FileName in~ ("useradd", "adduser")
| join kind=inner (DeviceInfo
| where OSPlatform == "Linux"
) on DeviceId
| project TimeGenerated, DeviceName, FileName, FolderPath, ProcessCommandLine, InitiatingProcessFileName, InitiatingProcessCommandLine
| order by TimeGenerated desc | Correct | 2 | 37.90s | 0.3520 |
| o3-mini-high | useradd | union DeviceEvents, DeviceProcessEvents
| where isnotempty(InitiatingProcessCommandLine)
| where InitiatingProcessCommandLine has_any ("useradd", "adduser")
| project TimeGenerated, DeviceName, InitiatingProcessFileName, InitiatingProcessCommandLine
| summarize FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by DeviceName, InitiatingProcessFileName
| sort by FirstSeen desc | Correct | 1 | 13.98s | 0.0091 |
| o3-mini-low | useradd | DeviceProcessEvents
| where InitiatingProcessCommandLine has "useradd" or InitiatingProcessCommandLine has "adduser"
| project TimeGenerated, DeviceName, InitiatingProcessFileName, InitiatingProcessCommandLine
| sort by TimeGenerated desc | Correct | 1 | 13.20s | 0.0135 |
| o4-mini-high | No answer provided | No query generated | Incorrect | 5 | 0.00s | 0.0590 |
| o4-mini-low | useradd | // Identify syslog entries where a user‐add command was recorded
let SyslogUserAdd = DeviceEvents
| where SourceSystem == "Syslog"
| where AdditionalFields.syslog_message has_any ("useradd","adduser")
| extend Program = tostring(AdditionalFields.syslog_program),
Command = tostring(AdditionalFields.syslog_message)
| project TimeGenerated, DeviceName, Program, Command;
// Identify kernel‐level process events where the user‐add binary was executed
let ProcUserAdd = DeviceProcessEvents
| where FileName has_any ("useradd","adduser")
| extend Program = FileName,
Command = ProcessCommandLine
| project TimeGenerated, DeviceName, Program, Command;
// Combine and display
SyslogUserAdd
| union ProcUserAdd
| sort by TimeGenerated desc | Correct | 1 | 27.61s | 0.0122 |