GridinSoft Threat Intelligence

updater.dll file report

Under review File reputation report
MD5 b2b2ed3eb1006e73de3e33d46b7582e6
Latest seen 2021-01-15 07:07:25 (5 years ago)
First seen 2017-05-25 14:11:16 (9 years ago)
Size 1 MB
Publisher UCWeb Inc

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-25 14:11:16 (9 years ago); latest analysis 2021-01-15 07:07:25 (5 years ago).

Publisher context

Company metadata: UCWeb Inc. Product metadata: UC浏览器升级程序.

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.

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.

updater.dll is a Windows file recorded in the ThreatInfo database. It is associated with UC浏览器升级程序. The reported company name is UCWeb Inc. The current detection status is Undefined, based on the latest analysis from 2021-01-15 07:07:25 (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.

Product Name: UC浏览器升级程序
Company Name: UCWeb Inc
MD5: b2b2ed3eb1006e73de3e33d46b7582e6
Size: 1 MB
First Published: 2017-05-25 14:11:16 (9 years ago)
Latest Published: 2021-01-15 07:07:25 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-15 07:07:25 (5 years ago)
Signed By: TAOBAO (CHINA) SOFTWARE CO.,LTD.
Status: Invalid (digital signature could be stolen or file could be patched)

The signature on updater.dll is not reported as trusted and valid. Invalid or suspicious signature data can indicate tampering, repackaging, or an unrelated file using copied publisher information.

%programfiles%\ucbrowser\application\5.5.8071.1004
%programfiles%\ucbrowser\application

ThreatInfo has observed updater.dll 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 75.0%
Windows 8 25.0%

The most common operating system signal for updater.dll is Windows 10 with 75.0% 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.

updater.dll 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 0x0008dcc6
Image base 0x10000000

PE Sections:

Sections 6
Raw data 1188352

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

.text 726528 bytes · 61.1% of section data
MD5 ce7d36595fdf39e608d6e382292df958
.rdata 168960 bytes · 14.2% of section data
MD5 4f5dfe7e2ea91186dd308542fd274e9d
.data 10240 bytes · 0.9% of section data
MD5 d40f86440bc32d319aa1ea3bdfddeab3
.tls 512 bytes · 0.0% of section data
MD5 bf619eac0cdf3f68d496ea9344137e8b
.rsrc 250368 bytes · 21.1% of section data
MD5 86c97396f7614e254cd9edd2fc8d42b8
.reloc 31744 bytes · 2.7% of section data
MD5 f84c8600f712315bf6da6c2dfe64651e

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 b2b2ed3eb1006e73de3e33d46b7582e6.
  • 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.