GridinSoft Threat Intelligence

QMTrojanScan.dll file report

Under review File reputation report
MD5 3225aaf29960c3cf6ab1ddf0c12c34d6
Latest seen 2021-03-01 04:46:58 (5 years ago)
First seen 2020-08-08 18:47:02 (5 years ago)
Size 1 MB
Publisher Tencent
Product PC Manager

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 18:47:02 (5 years ago); latest analysis 2021-03-01 04:46:58 (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.

QMTrojanScan.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 04:46:58 (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.

Product Name: PC Manager
Company Name: Tencent
MD5: 3225aaf29960c3cf6ab1ddf0c12c34d6
Size: 1 MB
First Published: 2020-08-08 18:47:02 (5 years ago)
Latest Published: 2021-03-01 04:46:58 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-03-01 04:46:58 (5 years ago)
Signed By: Tencent Technology(Shenzhen) Company Limited
Status: Invalid (digital signature could be stolen or file could be patched)

The signature on QMTrojanScan.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.

%programfiles%\tencent\qqpcmgr\12.3.26609.901\plugins

ThreatInfo has observed QMTrojanScan.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.

Windows 10 66.7%
Windows 7 33.3%

The most common operating system signal for QMTrojanScan.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.

QMTrojanScan.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 0x0008dea6
Image base 0x10000000

PE Sections:

Sections 5
Raw data 1105920

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

.text 655360 bytes · 59.3% of section data
MD5 ffd27be949717992d5610e4d8b203e42
.rdata 262144 bytes · 23.7% of section data
MD5 6523c1289a1161a9fd208fe08fccc60a
.data 81920 bytes · 7.4% of section data
MD5 d827216c0a180c826f263ec464ea2a7b
.rsrc 4096 bytes · 0.4% of section data
MD5 4efc2217752cd4f1bee1820b66e11043
.reloc 102400 bytes · 9.3% of section data
MD5 5a04f71ff6bbafdcb41404a7a046004f

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 3225aaf29960c3cf6ab1ddf0c12c34d6.
  • 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.