GridinSoft Threat Intelligence

new_Uninstall.exe file report

Under review File reputation report
MD5 78faf212351f7922a2ec176ee75e40f5
Latest seen 2021-04-10 20:25:48 (5 years ago)
First seen 2017-12-14 08:02:56 (8 years ago)
Size 2 MB
Publisher UCWeb Inc.
Product UC浏览器
Signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-12-14 08:02:56 (8 years ago); latest analysis 2021-04-10 20:25:48 (5 years ago).

Publisher context

Company metadata: UCWeb Inc.. Product metadata: UC浏览器.

Digital signature

Signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.

Aliases

This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.

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

new_Uninstall.exe is a Windows file recorded in the ThreatInfo database. It is associated with UC浏览器. The reported company name is UCWeb Inc.. The current detection status is Undefined, based on the latest analysis from 2021-04-10 20:25:48 (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: UC浏览器
Company Name: UCWeb Inc.
MD5: 78faf212351f7922a2ec176ee75e40f5
Size: 2 MB
First Published: 2017-12-14 08:02:56 (8 years ago)
Latest Published: 2021-04-10 20:25:48 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-04-10 20:25:48 (5 years ago)

Overview

Signed By: TAOBAO (CHINA) SOFTWARE CO.,LTD.
Status: Invalid (digital signature could be stolen or file could be patched)

The signature on new_Uninstall.exe 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:

%temp%
%programfiles%\ucbrowser
%programfiles%\ucbrowser\application

ThreatInfo has observed new_Uninstall.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.

File Names:

2 observed names
Uninstall.exe new_Uninstall.exe

This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.

Geographic signal

Observed country distribution

ThreatInfo has seen new_Uninstall.exe across 10 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Vietnam
Share 25.6%
Low High activity

The strongest geographic signal for this file is Vietnam with 25.6% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 7 71.8%
Windows 10 23.1%
Windows 8 2.6%
Windows 8.1 2.6%

The most common operating system signal for new_Uninstall.exe is Windows 7 with 71.8% 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

new_Uninstall.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 0x000b607e
Image base 0x00400000

PE Sections:

Sections 7
Raw data 2310656

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

.text 917504 bytes · 39.7% of section data
MD5 3d2b7ae730adc18126d8479f10c78cb1
.data 6144 bytes · 0.3% of section data
MD5 dde1bf4a8530352dbf72f07667bff91d
.idata 11776 bytes · 0.5% of section data
MD5 119d28ae3bc6fa9e12a2bb2bf68ba642
.gfids 1024 bytes · 0.0% of section data
Uncommon name
MD5 98c62d86943ac02525df006f1de99f03
.tls 512 bytes · 0.0% of section data
MD5 bf619eac0cdf3f68d496ea9344137e8b
.rsrc 1343488 bytes · 58.1% of section data
MD5 77b2bd496b5a6dea41055c678102823b
.reloc 30208 bytes · 1.3% of section data
MD5 b5b73257428eb47990c8a415fb1c5abd

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 78faf212351f7922a2ec176ee75e40f5.
  • 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.