GridinSoft Threat Intelligence
Microsoft.Deployment.WindowsInstaller.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.
First seen 2018-10-23 14:10:53 (7 years ago); latest analysis 2026-03-02 23:00:54 (2 months ago).
Company metadata: Outercurve Foundation. Product metadata: Windows Installer XML Toolset.
Signed by SafeBytes Software Inc.. The signature is reported as valid, but signed files can still be bundled or abused.
ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.
Recommended action
What to do next
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
Microsoft.Deployment.WindowsInstaller.dll is a Windows file recorded in the ThreatInfo database. It is associated with Windows Installer XML Toolset. The reported company name is Outercurve Foundation. The current detection status is Undefined, based on the latest analysis from 2026-03-02 23:00:54 (2 months ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.
File Details
| Product Name: | Windows Installer XML Toolset |
| Company Name: | Outercurve Foundation |
| MD5: | 147802058b69610761de96e9988d5710 |
| Size: | 192 KB |
| First Published: | 2018-10-23 14:10:53 (7 years ago) |
| Latest Published: | 2026-03-02 23:00:54 (2 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-03-02 23:00:54 (2 months ago) |
Overview
| Signed By: | SafeBytes Software Inc. |
| Status: | Valid |
The signature on Microsoft.Deployment.WindowsInstaller.dll is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.
Common Places:
| %commonappdata% |
| %sysdrive%\windows.old\programdata |
| %allusersprofile%\\application data |
| %sysdrive%\system volume information\_restore{b27e5c6a-35d1-4c73-bc02-db61c65223dc} |
| %sysdrive%\system volume information\_restore{25c8a232-4353-408a-921b-e34accb21f1a} |
| %programfiles% |
| %appdata%\zhp\quarantine |
| %sysdrive%\adwcleaner\quarantine\v1\20190818.110642\53 |
| %sysdrive%\windows.old\program files (x86) |
| %commonappdata%\tsr7settings |
ThreatInfo has observed Microsoft.Deployment.WindowsInstaller.dll in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.
Geographic signal
Observed country distribution
ThreatInfo has seen Microsoft.Deployment.WindowsInstaller.dll across 88 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is United States with 16.2% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for Microsoft.Deployment.WindowsInstaller.dll is Windows 10 with 75.4% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.
Analysis
Microsoft.Deployment.WindowsInstaller.dll is identified as pe for 32-bit systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.
.NET Info:
| MVID: | 929a2cd2-60c9-4f97-8c4b-1bebb453c218 |
| Typelib ID: | 0000000b-0000-0000-c000-000000000046 |
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
230cf973b01274fca3223bf129ed24a5
623b14808a91476017df73cb955c2ad7
1ed53eae9c4130c6a6714a9ff7aec540
PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.
Report conclusion
This file is still under review
ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.