GridinSoft Threat Intelligence
QMSecScanLib.dll 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 21:26:51 (4 years ago)
- File hash
- b513c49b36ec1698557f46e40fbe53dd
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 2022-01-14 21:26:51 (4 years ago); latest analysis 2022-01-14 21:26:51 (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
QMSecScanLib.dll is a Windows file recorded in the ThreatInfo database. It is associated with 腾讯电脑管家. The reported company name is Tencent. The current detection status is PUP.Tencent, based on the latest analysis from 2022-01-14 21:26:51 (4 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
If QMSecScanLib.dll 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: | 腾讯电脑管家 |
| Company Name: | Tencent |
| MD5: | b513c49b36ec1698557f46e40fbe53dd |
| Size: | 104 KB |
| First Published: | 2022-01-14 21:26:51 (4 years ago) |
| Latest Published: | 2022-01-14 21:26:51 (4 years ago) |
| Status: | PUP.Tencent (on last analysis) | |
| Analysis Date: | 2022-01-14 21:26:51 (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 QMSecScanLib.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:
| %programfiles%\tencent\qqpcmgr |
ThreatInfo has observed QMSecScanLib.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.
OS Version:
The most common operating system signal for QMSecScanLib.dll 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
QMSecScanLib.dll is identified as pe for 32-bit systems. The subsystem is Windows GUI. 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.
a3577d946ddadb057e4f8700c56d38c8
295dc4d939779c80ab6c480208570045
a4434091143881478ec7dcc1a86a3021
af9ff8048bc0e4c86356e6da54e3558c
15df5d4c8c64014a0e8537a4dc2f37d2
59704cd7d0a1bd58d68f2a36f9f918c1
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 QMSecScanLib.dll by MD5 b513c49b36ec1698557f46e40fbe53dd. 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.