GridinSoft Threat Intelligence

QMInjector64.sys file report

Under review File reputation report
MD5 8ee63afb3b69477705c555ebe7c97659
Latest seen 2021-03-01 04:44:28 (5 years ago)
First seen 2020-08-08 18:48:51 (5 years ago)
Size 87 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 18:48:51 (5 years ago); latest analysis 2021-03-01 04:44:28 (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

QMInjector64.sys 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 04:44:28 (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: 8ee63afb3b69477705c555ebe7c97659
Size: 87 KB
First Published: 2020-08-08 18:48:51 (5 years ago)
Latest Published: 2021-03-01 04:44:28 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-03-01 04:44:28 (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 QMInjector64.sys 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 QMInjector64.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 QMInjector64.sys across 3 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Poland
Share 33.3%
Low High activity

The strongest geographic signal for this file is Poland with 33.3% 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 QMInjector64.sys 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

QMInjector64.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.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x00016064
Image base 0x0000000000010000

PE Sections:

Sections 7
Raw data 71168

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

.text 23040 bytes · 32.4% of section data
MD5 ac1c5879d2455c808530a3b2b7e020e9
.rdata 14336 bytes · 20.1% of section data
MD5 15bb1aed8789a98ce4071192d1410630
.data 28160 bytes · 39.6% of section data
MD5 85c3342c93f97d2dada2323d7ccead24
.pdata 1024 bytes · 1.4% of section data
MD5 7973df11ebcbef357c9232c954386bed
INIT 3072 bytes · 4.3% of section data
Uncommon name
MD5 ed544e80415ed0cfafa2caa6133bac14
.rsrc 1024 bytes · 1.4% of section data
MD5 1baa515ef7277a374b1a5989949f961c
.reloc 512 bytes · 0.7% of section data
MD5 3b49cca7ba367af8c0e93d341912f4d3

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 8ee63afb3b69477705c555ebe7c97659.
  • 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.