GridinSoft Threat Intelligence

mostool_GFE.exe threat report

Detected as Adware.Gen File reputation report
MD5 96dcaf50df807e569afbfb3ea2d7c8d3
Latest seen 2021-01-02 00:12:35 (5 years ago)
First seen 2021-01-02 00:12:35 (5 years ago)
Size 3 MB
Publisher YY Inc.
Product MosTool
Signed by YY Inc.

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Adware.Gen. 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
Adware.Gen
Recommended action
Scan and remove
Last analysis
2021-01-02 00:12:35 (5 years ago)
File hash
96dcaf50df807e569afbfb3ea2d7c8d3
Download Anti-Malware

Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Adware.Gen, part of the Adware threat category.

Category context

Programs that inject advertising, change browser behavior, or monetize traffic through bundled components. Related Adware reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2021-01-02 00:12:35 (5 years ago); latest analysis 2021-01-02 00:12:35 (5 years ago).

Publisher context

Company metadata: YY Inc.. Product metadata: MosTool.

Digital signature

Signed by YY Inc.. 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 Adware category for related samples and common context.

mostool_GFE.exe is a Windows file recorded in the ThreatInfo database. It is associated with MosTool. The reported company name is YY Inc.. The current detection status is Adware.Gen, based on the latest analysis from 2021-01-02 00:12:35 (5 years ago). ThreatInfo groups this verdict with Adware reports for broader family-level investigation.

If mostool_GFE.exe 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 Adware.Gen.

Product Name: MosTool
Company Name: YY Inc.
MD5: 96dcaf50df807e569afbfb3ea2d7c8d3
Size: 3 MB
First Published: 2021-01-02 00:12:35 (5 years ago)
Latest Published: 2021-01-02 00:12:35 (5 years ago)
Status: Adware.Gen (on last analysis)
Analysis Date: 2021-01-02 00:12:35 (5 years ago)
mostool_GFE.exe 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.

Signed By: YY Inc.
Status: Valid

The signature on mostool_GFE.exe 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.

%appdata%\duowan\yy\yycomstore\2052\com.yy.dianhuservice

ThreatInfo has observed mostool_GFE.exe 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 mostool_GFE.exe 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.

mostool_GFE.exe 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 0x0009c358
Image base 0x00400000

PE Sections:

Sections 7
Raw data 3229696

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

.text 935936 bytes · 29.0% of section data
MD5 fac342b2fc9f42960a4280286f453077
.rdata 685056 bytes · 21.2% of section data
MD5 014870cc084c7b7112576c08f709b652
.data 15360 bytes · 0.5% of section data
MD5 871e1e4bb4e9f529ec2ca84a73004080
.tls 512 bytes · 0.0% of section data
MD5 1f354d76203061bfdd5a53dae48d5435
.gfids 3072 bytes · 0.1% of section data
Uncommon name
MD5 6f33efe801738ee1b63e173ff65138de
.rsrc 1550336 bytes · 48.0% of section data
MD5 9bf8f75605e19a57296376e165aba9e4
.reloc 39424 bytes · 1.2% of section data
MD5 c43262ab155fc7b33fa93d124a31204e

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 Adware.Gen

This report identifies mostool_GFE.exe by MD5 96dcaf50df807e569afbfb3ea2d7c8d3. It is part of the Adware 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 96dcaf50df807e569afbfb3ea2d7c8d3.
  • 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 Adware category to compare similar reports.