GridinSoft Threat Intelligence
YunSub.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.
First seen 2017-05-25 03:06:39 (9 years ago); latest analysis 2021-11-11 21:46:00 (4 years ago).
Company metadata: Baidu.com, Inc.. Product metadata: BaiduNetdisk Application.
Signed by BeiJing Baidu Netcom Science Technology Co., Ltd. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
YunSub.dll is a Windows file recorded in the ThreatInfo database. It is associated with BaiduNetdisk Application. The reported company name is Baidu.com, Inc.. The current detection status is Undefined, based on the latest analysis from 2021-11-11 21:46:00 (4 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: | BaiduNetdisk Application |
| Company Name: | Baidu.com, Inc. |
| MD5: | eb5ae1bb490dd63db4314e84f3613ec8 |
| Size: | 628 KB |
| First Published: | 2017-05-25 03:06:39 (9 years ago) |
| Latest Published: | 2021-11-11 21:46:00 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-11-11 21:46:00 (4 years ago) |
Overview
| Signed By: | BeiJing Baidu Netcom Science Technology Co., Ltd |
| Status: | Valid |
The signature on YunSub.dll 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:
| %appdata%\baidu\baidunetdisk |
| %appdata%\baidu\baiduyunguanjia |
| %sysdrive%\downloads\百度云 |
| %appdata%\baidu |
| %appdata%\baidu\baiduyunguanjia\autoupdate\download\mainapp |
ThreatInfo has observed YunSub.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.
Geographic signal
Observed country distribution
ThreatInfo has seen YunSub.dll across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Taiwan with 54.5% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for YunSub.dll is Windows 10 with 54.5% 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
YunSub.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
13455a1c65cd7a70560fceb4888fad1d
7c4f12a6271cf1c94ac6770a5c783532
67f35561bca42f69a8a03a63b6a74426
bebd652311a42b9291fbad5c06f396cd
79fc488c1480e78ff8c6e415e705aa2d
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.