GridinSoft Threat Intelligence

QQSysMonX64_ev.sys file report

Under review File reputation report
MD5 9aeb2c8d578fb98c7296da62bd89283b
Latest seen 2021-09-21 20:40:01 (4 years ago)
First seen 2019-08-26 05:33:17 (6 years ago)
Size 211 KB
Publisher 电脑管家
Product QQSYSMON
Signed by Tencent Technology (Shenzhen) Company Limited;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2019-08-26 05:33:17 (6 years ago); latest analysis 2021-09-21 20:40:01 (4 years ago).

Publisher context

Company metadata: 电脑管家. Product metadata: QQSYSMON.

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. 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

QQSysMonX64_ev.sys is a Windows file recorded in the ThreatInfo database. It is associated with QQSYSMON. The reported company name is 电脑管家. The current detection status is Undefined, based on the latest analysis from 2021-09-21 20:40:01 (4 years ago).

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: QQSYSMON
Company Name: 电脑管家
MD5: 9aeb2c8d578fb98c7296da62bd89283b
Size: 211 KB
First Published: 2019-08-26 05:33:17 (6 years ago)
Latest Published: 2021-09-21 20:40:01 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-09-21 20:40:01 (4 years ago)

Overview

Signed By: Tencent Technology (Shenzhen) Company Limited;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on QQSysMonX64_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.

Common Places:

%programfiles%\tencent\qqpcmgr
%sysdrive%\qqpcmgr
%sysdrive%\pr\qqpcmgr
%sysdrive%\腾讯管家2\新建文件夹\qqpcmgr

ThreatInfo has observed QQSysMonX64_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.

Geographic signal

Observed country distribution

ThreatInfo has seen QQSysMonX64_ev.sys across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country China
Share 33.3%
Low High activity

The strongest geographic signal for this file is China 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 10 100.0%

The most common operating system signal for QQSysMonX64_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.

Analysis

QQSysMonX64_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 0x000373c8
Image base 0x0000000000010000

PE Sections:

Sections 8
Raw data 196608

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

.text 161280 bytes · 82.0% of section data
MD5 797276a15b2236f38cf0fe14df249a49
.rdata 12288 bytes · 6.3% of section data
MD5 afbe2329bde1933f3b1bf0cffdf5d111
.data 7168 bytes · 3.6% of section data
MD5 9befca0d42c62ba6f25395e960d32250
.pdata 5120 bytes · 2.6% of section data
MD5 91485b134d7c188a8be2202864819409
PAGE 1024 bytes · 0.5% of section data
Uncommon name
MD5 71c789dbe8c8eb5209eac7eca1f5f2df
INIT 7680 bytes · 3.9% of section data
Uncommon name
MD5 4beb52653c9b3777df6f4eb1bf6aa71d
.rsrc 1024 bytes · 0.5% of section data
MD5 5ed742be06a53895cab0060e545e8314
.reloc 1024 bytes · 0.5% of section data
MD5 733cb5515df43dc40fb09b1269c4d03f

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 9aeb2c8d578fb98c7296da62bd89283b.
  • 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.