GridinSoft Threat Intelligence

QMContextScan.dll file report

Under review File reputation report
MD5 82e47c244f38034e95f9be9179e69135
Latest seen 2021-03-01 04:45:38 (5 years ago)
First seen 2020-08-08 18:56:05 (5 years ago)
Size 94 KB
Publisher Tencent
Product PC Manager
Signed by Tencent Technology(Shenzhen) Company Limited

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Category context

Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2020-08-08 18:56:05 (5 years ago); latest analysis 2021-03-01 04:45:38 (5 years ago).

Publisher context

Company metadata: Tencent. Product metadata: PC Manager.

Digital signature

Signed by Tencent Technology(Shenzhen) Company Limited. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.

Observed locations

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

  1. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

File context

QMContextScan.dll is a Windows file recorded in the ThreatInfo database. It is associated with PC Manager. The reported company name is Tencent. The current detection status is Undefined, based on the latest analysis from 2021-03-01 04:45:38 (5 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

File Details

Product Name: PC Manager
Company Name: Tencent
MD5: 82e47c244f38034e95f9be9179e69135
Size: 94 KB
First Published: 2020-08-08 18:56:05 (5 years ago)
Latest Published: 2021-03-01 04:45:38 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-03-01 04:45:38 (5 years ago)

Overview

Signed By: Tencent Technology(Shenzhen) Company Limited
Status: Invalid (digital signature could be stolen or file could be patched)

The signature on QMContextScan.dll 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:

%programfiles%\tencent\qqpcmgr

ThreatInfo has observed QMContextScan.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.

Geographic signal

Observed country distribution

ThreatInfo has seen QMContextScan.dll across 3 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Poland
Share 50.0%
Low High activity

The strongest geographic signal for this file is Poland with 50.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 66.7%
Windows 7 33.3%

The most common operating system signal for QMContextScan.dll is Windows 10 with 66.7% 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

QMContextScan.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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x00006069
Image base 0x10000000

PE Sections:

Sections 6
Raw data 77824

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 24576 bytes · 31.6% of section data
MD5 171a110cea5b2c4b51060e3db97d23d7
.orpc 4096 bytes · 5.3% of section data
Uncommon name
MD5 d68f138894c04cffffce71da001ee70b
.rdata 12288 bytes · 15.8% of section data
MD5 1556f766df05d89a441fb100be3ed8cf
.data 4096 bytes · 5.3% of section data
MD5 031e1761a2fde225e626353178539463
.rsrc 28672 bytes · 36.8% of section data
MD5 3c8fa048da18c0be49e3a10e7e86d6da
.reloc 4096 bytes · 5.3% of section data
MD5 f3cd05a30b59f03ebeacb1c5efcbdead

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

This file is still under review

ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 82e47c244f38034e95f9be9179e69135.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual. Use the PUP category to compare similar reports.