HIGH Regsvr32 may have run code from an untrusted source

Detected ID: #37078 | Detected: 2026-01-17 00:44:04 | Execution
View Incident Back
Alert Overview

Process action type = execution AND target process cmd = * /i:*http*, * /i*scrobj.dll* AND target process name = regsvr32.exe

Unclassified
XDR BIOC
New
DS:PANW/XDR Agent DOM:Security
Host Information
BOOK-R0BE6S1NC3
10.8.0.10 10.8.0.14 172.27.1.31
BOOK-R0BE6S1NC3\ubuntu
fb5c54168a024bea95ad1bfc092f7a53
-
Process Information Process Execution
Actor Process (Executor)
Process Name UltimateXdrGenerator.exe
Path C:\app\cortex-xdr-siem-test\xdr_tools\UltimateXdrGenerator\bin\publish\UltimateXdrGenerator.exe
PID 69852
SHA256 39d630bf97d4f13b0d505838e4271408ba66362564adcb4384056f00325823bc VT
MD5 d88d511736399b982710f6df2a155d43 
"C:\app\cortex-xdr-siem-test\xdr_tools\UltimateXdrGenerator\bin\publish\UltimateXdrGenerator.exe"  --once --scenarios 20
Action Process (Target)
Process Name regsvr32.exe
SHA256 f379c637eb2250f0cdae05918035a37f3fdf89d6b2ad897da235c5f603fe2a1e VT
Signature Microsoft Corporation Signed 
"regsvr32.exe" /s /n /u /i:C:\Windows\Temp\test.sct scrobj.dll
Parent Process (Causality)
Process Name cmd.exe
Path C:\Windows\System32\cmd.exe
SHA256 64afc6db3aad1289533662e2d79e27dd55c7dcdb8cd918b08e145ad82ad5acb4 VT
MD5 6d109a3a00f210c1ab89c3b08399ed48 
C:\windows\SYSTEM32\cmd.exe /c ""C:\app\cortex-xdr-siem-test\xdr_ultimate_runner.bat""
MITRE ATT&CK Mapping
TA0005 - Defense Evasion
T1218.010 - System Binary Proxy Execution: Regsvr32
Quick Actions
View Related Incident View Endpoint Check Hash on VirusTotal Back to Alerts
Severity Analysis
HIGH

High priority investigation needed

Summary
Events 1
IP Addresses 3
Tags 2
File Artifacts Yes
Network Artifacts No
Registry Artifacts No
Analyst Verdict