GridinSoft Threat Intelligence
TesSafe.sys threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as PUP.Tencent. 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
- PUP.Tencent
- Recommended action
- Scan and remove
- Last analysis
- 2025-09-20 23:01:18 (8 months ago)
- File hash
- 6428364f90ec40e522aa578a1bf61099
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.Tencent.
First seen 2019-07-28 07:14:09 (6 years ago); latest analysis 2025-09-20 23:01:18 (8 months ago).
Signed by Tencent Technology(Shenzhen) Company Limited;Microsoft Windows Hardware Compatibility Publisher. 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
- 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.
File context
TesSafe.sys is a Windows file recorded in the ThreatInfo database. It is associated with Loader64. The reported company name is TENCENT. The current detection status is PUP.Tencent, based on the latest analysis from 2025-09-20 23:01:18 (8 months ago).
If TesSafe.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 PUP.Tencent.
File Details
| Product Name: | Loader64 |
| Company Name: | TENCENT |
| MD5: | 6428364f90ec40e522aa578a1bf61099 |
| Size: | 542 KB |
| First Published: | 2019-07-28 07:14:09 (6 years ago) |
| Latest Published: | 2025-09-20 23:01:18 (8 months ago) |
| Status: | PUP.Tencent (on last analysis) | |
| Analysis Date: | 2025-09-20 23:01:18 (8 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: | Tencent Technology(Shenzhen) Company Limited;Microsoft Windows Hardware Compatibility Publisher |
| Status: | Valid |
The signature on TesSafe.sys 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:
| %system% |
| %sysdrive%\tencent\txgameassistant |
| %programfiles%\txgameassistant |
| %sysdrive%\txgameassistant |
| %desktop%\k++k |
ThreatInfo has observed TesSafe.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 TesSafe.sys across 106 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is India with 11.1% 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 TesSafe.sys is Windows 10 with 99.9% 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
TesSafe.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.
ee610ab8d0c87c5fea706fe60af562b6
f38f52339976f76588235af09ad30843
cabefd4c47c6659deb2f19a90bb94d5a
c88e70321f2d44d1fd39aca46bf5cb97
6d2ae53fa3f10de5fa6f44137cdfa4c2
b6a54152d64dfeb0808232d4d9939815
e8b9491e9730626af2f21d845d94af49
18857950a51785e615bca2e516cd7182
57d7f0c9f1881e16ff3eb1fb4180fa55
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 PUP.Tencent
This report identifies TesSafe.sys by MD5 6428364f90ec40e522aa578a1bf61099. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.