GridinSoft Threat Intelligence

UCService.exe file report

Under review File reputation report
MD5 76df26d9c21bae4902c3a63c85a64888
Latest seen 2024-12-30 23:01:47 (a year ago)
First seen 2017-05-22 10:24:56 (9 years ago)
Size 614 KB
Publisher UCWeb Inc.
Product UCBrowser Service
Signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

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 2017-05-22 10:24:56 (9 years ago); latest analysis 2024-12-30 23:01:47 (a year ago).

Publisher context

Company metadata: UCWeb Inc.. Product metadata: UCBrowser Service.

Digital signature

Signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.. 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

UCService.exe is a Windows file recorded in the ThreatInfo database. It is associated with UCBrowser Service. The reported company name is UCWeb Inc.. The current detection status is Undefined, based on the latest analysis from 2024-12-30 23:01:47 (a year ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.

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: UCBrowser Service
Company Name: UCWeb Inc.
MD5: 76df26d9c21bae4902c3a63c85a64888
Size: 614 KB
First Published: 2017-05-22 10:24:56 (9 years ago)
Latest Published: 2024-12-30 23:01:47 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2024-12-30 23:01:47 (a year ago)

Overview

Signed By: TAOBAO (CHINA) SOFTWARE CO.,LTD.
Status: Valid

The signature on UCService.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.

Common Places:

%programfiles%\ucbrowser\uninstalltemp\scoped_dir_4960_22168
%programfiles%\ucbrowser\application
%programfiles%\ucbrowser
%sysdrive%\ucbrowser
%sysdrive%\progextras\ucbrowserok\ucbrowser
%sysdrive%\windows.old.000\program files (x86)\ucbrowser
%sysdrive%\sandbox\mc_donald\defaultbox\drive\c\program files (x86)\ucbrowser

ThreatInfo has observed UCService.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.

Geographic signal

Observed country distribution

ThreatInfo has seen UCService.exe across 42 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Pakistan
Share 16.2%
Low High activity

The strongest geographic signal for this file is Pakistan with 16.2% 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 63.4%
Windows 7 28.9%
Windows 8.1 3.6%
Windows 8 2.6%
Windows Server 2016 0.5%
Windows Vista 0.5%
Windows Embedded 8.1 0.5%

The most common operating system signal for UCService.exe is Windows 10 with 63.4% 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

UCService.exe is identified as pe for 32-bit systems. The subsystem is Windows CUI. 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 CUI
Entry point 0x0005a763
Image base 0x00400000

PE Sections:

Sections 7
Raw data 615424

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

.text 497664 bytes · 80.9% of section data
MD5 85c25507c8d2cf18abffe4465c4a4917
.rdata 90624 bytes · 14.7% of section data
MD5 7ec19e40acef55781f25d85ab74d0c32
.data 4608 bytes · 0.7% of section data
MD5 664254edb6f604511dda53f344834155
.gfids 1024 bytes · 0.2% of section data
Uncommon name
MD5 7de25ed128ff0c931f9e695532358b94
.tls 512 bytes · 0.1% of section data
MD5 bf619eac0cdf3f68d496ea9344137e8b
.rsrc 2048 bytes · 0.3% of section data
MD5 ad10908fe2d0e76154a314fa724af2b1
.reloc 18944 bytes · 3.1% of section data
MD5 75c6d511f40fe026b27e13314e8aae2f

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 76df26d9c21bae4902c3a63c85a64888.
  • 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. Use the PUP category to compare similar reports.