GridinSoft Threat Intelligence
tssk_ev.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
- 2022-01-14 21:34:38 (4 years ago)
- File hash
- b7619b517197efb32820f57b69aa99af
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.Tencent, part of the PUP threat category.
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 2017-05-22 11:23:37 (9 years ago); latest analysis 2022-01-14 21:34:38 (4 years ago).
Signed by Tencent Technology(Shenzhen) Company Limited. 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. Review the PUP category for related samples and common context.
File context
tssk_ev.sys is a Windows file recorded in the ThreatInfo database. It is associated with 电脑管家. The reported company name is 电脑管家. The current detection status is PUP.Tencent, based on the latest analysis from 2022-01-14 21:34:38 (4 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
If tssk_ev.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: | 电脑管家 |
| Company Name: | 电脑管家 |
| MD5: | b7619b517197efb32820f57b69aa99af |
| Size: | 81 KB |
| First Published: | 2017-05-22 11:23:37 (9 years ago) |
| Latest Published: | 2022-01-14 21:34:38 (4 years ago) |
| Status: | PUP.Tencent (on last analysis) | |
| Analysis Date: | 2022-01-14 21:34:38 (4 years 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 |
| Status: | Valid |
The signature on tssk_ev.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:
| %programfiles%\tencent\qqpcmgr\12.5.18755.213 |
| %programfiles%\tencent\qqpcmgr\12.1.18202.223 |
| %programfiles%\qqpcmgr\12.3.18498.501 |
| %programfiles%\tencent\qqpcmgr\12.5.18752.211 |
| %programfiles%\tencent\qqpcmgr\12.3.18483.221 |
| %programfiles%\tencent\qqpcmgr\12.5.18768.219 |
| %programfiles%\tencent\qqpcmgr\12.4.18584.206 |
| %programfiles%\qqpcmgr\12.5.18768.219 |
| %programfiles%\tencent\qqpcmgr\12.2.18329.219 |
| %programfiles%\tencent\qqpcmgr\12.3.18487.222 |
ThreatInfo has observed tssk_ev.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 tssk_ev.sys across 23 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is China with 33.4% 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 tssk_ev.sys is Windows 10 with 67.5% 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
tssk_ev.sys is identified as pe for 32-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.
e7169323ba00c9e4a7ff51ac5e338494
486935955a7d3d32249b6f57a3dd6a10
bfc9407b48e16c559d22808bb64cab20
6b29934887a8f4237cd9f74dd736f980
e67f928b0b5de63297d531ca7ddaf3d5
7a3cd33792c0940db5dc2ad9a1730b29
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 tssk_ev.sys by MD5 b7619b517197efb32820f57b69aa99af. It is part of the PUP 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.