GridinSoft Threat Intelligence

QMUdisk64_ev.sys threat report

Detected as PUP.Tencent File reputation report
MD5 aa32a6b7db264eafff7e98e76647b304
Latest seen 2026-04-07 23:00:55 (2 months ago)
First seen 2026-04-07 23:00:55 (2 months ago)
Size 238 KB
Publisher Tencent

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
2026-04-07 23:00:55 (2 months ago)
File hash
aa32a6b7db264eafff7e98e76647b304
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as PUP.Tencent, part of the PUP threat category.

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 2026-04-07 23:00:55 (2 months ago); latest analysis 2026-04-07 23:00:55 (2 months ago).

Publisher context

Company metadata: Tencent. Product metadata: 腾讯电脑管家.

Digital signature

Signed by Tencent Technology (Shenzhen) Company Limited;Microsoft Windows Hardware Compatibility Publisher. The signature is reported as valid, but signed files can still be bundled or abused.

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. Compare the MD5 above with the file found on the device.
  2. Check whether the file appears in the observed locations or under one of the alternate names.
  3. 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.

QMUdisk64_ev.sys 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 2026-04-07 23:00:55 (2 months ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

If QMUdisk64_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.

Product Name: 腾讯电脑管家
Company Name: Tencent
MD5: aa32a6b7db264eafff7e98e76647b304
Size: 238 KB
First Published: 2026-04-07 23:00:55 (2 months ago)
Latest Published: 2026-04-07 23:00:55 (2 months ago)
Status: PUP.Tencent (on last analysis)
Analysis Date: 2026-04-07 23:00:55 (2 months ago)
QMUdisk64_ev.sys 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.

The signature on QMUdisk64_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.

%programfiles%\tencent\qqpcmgr

ThreatInfo has observed QMUdisk64_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.

Windows 10 100.0%

The most common operating system signal for QMUdisk64_ev.sys 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.

QMUdisk64_ev.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 0x0003a064
Image base 0x0000000000010000

PE Sections:

Sections 7
Raw data 222208

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

.text 148480 bytes · 66.8% of section data
MD5 8524969ab5c2056754134994529de18d
.rdata 24576 bytes · 11.1% of section data
MD5 1a0689906b69934eb8ffe559712049a4
.data 37376 bytes · 16.8% of section data
MD5 3aff09899880fb839e3709a9b22faac9
.pdata 4096 bytes · 1.8% of section data
MD5 83052c7b61272e67340835df29bbfa58
INIT 5632 bytes · 2.5% of section data
Uncommon name
MD5 c069e39ffb63211ccfac90a631711849
.rsrc 1024 bytes · 0.5% of section data
MD5 01bc46f5ad789dc7e98927c203ec08f4
.reloc 1024 bytes · 0.5% of section data
MD5 b61bdff252a59501aebbd697f7d3ff56

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 QMUdisk64_ev.sys by MD5 aa32a6b7db264eafff7e98e76647b304. 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.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with aa32a6b7db264eafff7e98e76647b304.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan and remove the object if the same hash is found. Use the PUP category to compare similar reports.