GridinSoft Threat Intelligence

ucbrowser.exe file report

Under review File reputation report
MD5 a45994139d8878acdd4904afdbc8eee9
Latest seen 2023-01-11 23:01:24 (3 years ago)
First seen 2017-07-15 13:06:32 (8 years ago)
Size 1 MB
Publisher UCWeb Inc.
Product UC Browser
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 2017-07-15 13:06:32 (8 years ago); latest analysis 2023-01-11 23:01:24 (3 years ago).

Publisher context

Company metadata: UCWeb Inc.. Product metadata: UC Browser.

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

ucbrowser.exe is a Windows file recorded in the ThreatInfo database. It is associated with UC Browser. The reported company name is UCWeb Inc.. The current detection status is Undefined, based on the latest analysis from 2023-01-11 23:01:24 (3 years 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: UC Browser
Company Name: UCWeb Inc.
MD5: a45994139d8878acdd4904afdbc8eee9
Size: 1 MB
First Published: 2017-07-15 13:06:32 (8 years ago)
Latest Published: 2023-01-11 23:01:24 (3 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2023-01-11 23:01:24 (3 years ago)

Overview

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

The signature on ucbrowser.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\application
%sysdrive%\system volume information\_restore{a9c2e17a-9afa-4e91-980b-0e9b5429451f}

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

Top country Indonesia
Share 18.8%
Low High activity

The strongest geographic signal for this file is Indonesia 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 7 43.8%
Windows 10 37.5%
Windows 8 18.8%

The most common operating system signal for ucbrowser.exe is Windows 7 with 43.8% 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

ucbrowser.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 0x0007561f
Image base 0x00400000

PE Sections:

Sections 8
Raw data 1190912

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

.text 635904 bytes · 53.4% of section data
MD5 83c82eb652037b81e1191b0b7bfdb593
.rdata 221696 bytes · 18.6% of section data
MD5 0d93542029d57ff7205fca1c60b396b6
.data 5120 bytes · 0.4% of section data
MD5 7427479016e6ed8f7a347e7d6eca96af
.gfids 1024 bytes · 0.1% of section data
Uncommon name
MD5 5bc55221b75afe8ab01f2c6a453c8dd4
.tls 512 bytes · 0.0% of section data
MD5 bf619eac0cdf3f68d496ea9344137e8b
_RDATA 512 bytes · 0.0% of section data
Uncommon name
MD5 6a4d701a80c9128ba46180eb8218a58f
.rsrc 298496 bytes · 25.1% of section data
MD5 5b0926c9466114887b2c2d274b076611
.reloc 27648 bytes · 2.3% of section data
MD5 cd863d591245b5b17da3cae237edddc5

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 a45994139d8878acdd4904afdbc8eee9.
  • 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.