GridinSoft Threat Intelligence
TesMon.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
- 2026-04-05 23:01:14 (a month ago)
- File hash
- bfd497a6877c7e19291f12a32cd7462a
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.Tencent.
First seen 2021-01-09 23:27:25 (5 years ago); latest analysis 2026-04-05 23:01:14 (a month 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
TesMon.sys is a Windows file recorded in the ThreatInfo database. It is associated with TP. The reported company name is Tencent. The current detection status is PUP.Tencent, based on the latest analysis from 2026-04-05 23:01:14 (a month ago).
If TesMon.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: | TP |
| Company Name: | Tencent |
| MD5: | bfd497a6877c7e19291f12a32cd7462a |
| Size: | 3 MB |
| First Published: | 2021-01-09 23:27:25 (5 years ago) |
| Latest Published: | 2026-04-05 23:01:14 (a month ago) |
| Status: | PUP.Tencent (on last analysis) | |
| Analysis Date: | 2026-04-05 23:01:14 (a month 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 TesMon.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% |
ThreatInfo has observed TesMon.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 TesMon.sys across 18 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Bangladesh with 45.3% 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 TesMon.sys is Windows 10 with 98.2% 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
TesMon.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.
6b7522ad62c0ba9f79a961d558f39bc3
69bb3efecb8c900e706df77bf6fecd26
2bf2453dfe3ef6cf1c0e484974801624
d1c8eab00f87d1f3e94d79de9a6bb6fc
a967fb6ebbbc8969320bc4a223288296
09b8f4b32c249cc048c7f898ffd862cb
7068bc12194e77219068064df21e6438
5d01c82e926245ed28c508cb5e3ebf8a
9cd3594a9adf3f520905fadb5a96a4d4
ec5255063c2c52819b78ef07fc48456b
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 TesMon.sys by MD5 bfd497a6877c7e19291f12a32cd7462a. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.