GridinSoft Threat Intelligence

TFsFlt_ev.sys file report

Under review File reputation report
MD5 d5ed9ee5735f9f600d9e7c58f22a6a6e
Latest seen 2021-03-01 04:24:10 (5 years ago)
First seen 2018-02-09 21:09:18 (8 years ago)
Size 154 KB
Publisher PC Manager
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.

Timeline

First seen 2018-02-09 21:09:18 (8 years ago); latest analysis 2021-03-01 04:24:10 (5 years ago).

Publisher context

Company metadata: PC Manager. 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

TFsFlt_ev.sys is a Windows file recorded in the ThreatInfo database. It is associated with PC Manager. The reported company name is PC Manager. The current detection status is Undefined, based on the latest analysis from 2021-03-01 04:24:10 (5 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: PC Manager
Company Name: PC Manager
MD5: d5ed9ee5735f9f600d9e7c58f22a6a6e
Size: 154 KB
First Published: 2018-02-09 21:09:18 (8 years ago)
Latest Published: 2021-03-01 04:24:10 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-03-01 04:24:10 (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 TFsFlt_ev.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\12.3.26529.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26531.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26544.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26555.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26560.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26564.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26566.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26571.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26573.901\filemon
%programfiles%\tencent\qqpcmgr\12.3.26578.901\filemon

ThreatInfo has observed TFsFlt_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 TFsFlt_ev.sys across 20 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Saudi Arabia
Share 18.8%
Low High activity

The strongest geographic signal for this file is Saudi Arabia with 18.8% 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 62.5%
Windows 7 37.5%

The most common operating system signal for TFsFlt_ev.sys is Windows 10 with 62.5% 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

TFsFlt_ev.sys is identified as pe for 32-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 32-bit
Subsystem Native
Entry point 0x0001fd2d
Image base 0x00010000

PE Sections:

Sections 7
Raw data 139776

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

.text 54528 bytes · 39.0% of section data
MD5 9f8bd05de87123aabae60f8803a0706c
.rdata 2688 bytes · 1.9% of section data
MD5 4c2af44b0eedf6fc9fd22d41fa709048
.data 67712 bytes · 48.4% of section data
MD5 9d2cd20f006c8ec1065d2f2fdc96ebef
PAGE 3072 bytes · 2.2% of section data
Uncommon name
MD5 f74afef66ac414abe0ccb2d3186fadbb
INIT 6400 bytes · 4.6% of section data
Uncommon name
MD5 1b3a3ef6600a8fcc9a687a46cca4f43f
.rsrc 896 bytes · 0.6% of section data
MD5 b6f7d1fd0929810ab0376d8cae002ea5
.reloc 4480 bytes · 3.2% of section data
MD5 877cd4cf01bec77f2eb685a74ccb318f

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 d5ed9ee5735f9f600d9e7c58f22a6a6e.
  • 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.