GridinSoft Threat Intelligence
vJoy.sys threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Adware.InstallCore. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.
- Detection name
- Adware.InstallCore
- Recommended action
- Scan and remove
- Last analysis
- 2026-01-29 23:01:01 (4 months ago)
- File hash
- 9869512c5137901a2433a0efa0a6ae1f
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Adware.InstallCore, part of the Adware threat category.
Programs that inject advertising, change browser behavior, or monetize traffic through bundled components. Related Adware reports help compare this file with nearby detections, publishers, and hashes.
First seen 2026-01-29 23:01:01 (4 months ago); latest analysis 2026-01-29 23:01:01 (4 months ago).
Company metadata: Shaul Eizikovich. Product metadata: vJoy.
Signed by Open Source Developer. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.
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
- Compare the MD5 above with the file found on the device.
- Check whether the file appears in the observed locations or under one of the alternate names.
- Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the Adware category for related samples and common context.
File context
vJoy.sys is a Windows file recorded in the ThreatInfo database. It is associated with vJoy. The reported company name is Shaul Eizikovich. The current detection status is Adware.InstallCore, based on the latest analysis from 2026-01-29 23:01:01 (4 months ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.
If vJoy.sys appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as Adware.InstallCore.
File Details
| Product Name: | vJoy |
| Company Name: | Shaul Eizikovich |
| MD5: | 9869512c5137901a2433a0efa0a6ae1f |
| Size: | 37 KB |
| First Published: | 2026-01-29 23:01:01 (4 months ago) |
| Latest Published: | 2026-01-29 23:01:01 (4 months ago) |
| Status: | Adware.InstallCore (on last analysis) | |
| Analysis Date: | 2026-01-29 23:01:01 (4 months ago) |
Detection screenshot
The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.
Overview
| Signed By: | Open Source Developer |
| Status: | Invalid (digital signature could be stolen or file could be patched) |
The signature on vJoy.sys is not reported as trusted and valid. Invalid or suspicious signature data can indicate tampering, repackaging, or an unrelated file using copied publisher information.
Common Places:
| %profile%\downloads\sdi_1.26.0\drivers\dp_xvirtual_26000.7z\vjoy\forced\allx64 |
ThreatInfo has observed vJoy.sys 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 vJoy.sys across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Germany with 100.0% 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 vJoy.sys is Windows 10 with 100.0% 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
vJoy.sys is identified as pe for 64-bit systems. The subsystem is Native. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
c70893a15b95973b9be2e239c3930116
0308e74338e163fb87af9d4e193e8844
b4aaa84e18a5d5df5474005165284dfe
d4a5841f0c984db1452436ee617612e6
ea60e229898e4a90f7a1ab9db2552292
61c88bbd1bcf2cfee512564db63a4cd8
52ca5fe93e468b5c69d83725b1a87f11
52ba09cf0b81437451075d749b86ff3a
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
GridinSoft detects this file as Adware.InstallCore
This report identifies vJoy.sys by MD5 9869512c5137901a2433a0efa0a6ae1f. It is part of the Adware report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.