GridinSoft Threat Intelligence
chrome_watcher.dll.del file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-05-21 03:02:00 (9 years ago); latest analysis 2025-03-16 23:04:28 (a year ago).
Company metadata: UCWeb Inc.. Product metadata: UC浏览器.
Signed by TAOBAO (CHINA) SOFTWARE CO.,LTD.. The signature is reported as valid, but signed files can still be bundled or abused.
This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.
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
chrome_watcher.dll.del 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 2025-03-16 23:04:28 (a year 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: | 102a8d3ac53ad70c4c5fd19cbb45948f |
| Size: | 410 KB |
| First Published: | 2017-05-21 03:02:00 (9 years ago) |
| Latest Published: | 2025-03-16 23:04:28 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-03-16 23:04:28 (a year ago) |
Overview
| Signed By: | TAOBAO (CHINA) SOFTWARE CO.,LTD. |
| Status: | Valid |
The signature on chrome_watcher.dll.del 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%\ucchannel\package\chrome-bin\6.1.2107.204 |
| %programfiles%\ucbrowser\application\6.1.2107.204 |
| %programfiles%\ucbrowser\temp\source11100_27050\chrome-bin\6.1.2107.204 |
| %profile%\dministrator\application data\ucchannel\package\chrome-bin\6.1.2107.204 |
| %programfiles%\ucbrowser\temp\source5676_15053\chrome-bin\6.1.2107.204 |
| %programfiles%\ucbrowser\temp\source3324_10984\chrome-bin\6.1.2107.204 |
| %programfiles%\ucbrowser\temp\source3360_9453\chrome-bin\6.1.2107.204 |
| %programfiles%\ucbrowser\temp\source15728_1941\chrome-bin\6.1.2107.204 |
| %programfiles%\ucbrowser\temp\source1840_23990\chrome-bin\6.1.2107.204 |
| %programfiles%\ucbrowser\temp\source7028_16321\chrome-bin\6.1.2107.204 |
ThreatInfo has observed chrome_watcher.dll.del 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 namesThis 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 chrome_watcher.dll.del across 57 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Vietnam with 23.5% 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 chrome_watcher.dll.del is Windows 7 with 49.8% 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
chrome_watcher.dll.del 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.
3c9b85109e9b3af00b83f87afd7b4766
cfc563c4c8d13ff6360a08d9a3e25688
705215892b75a1c79d69fdc94e9c1a56
d5b58407c8d1fbd69b89743d9cc7ad34
bf619eac0cdf3f68d496ea9344137e8b
5df667d9bdbb8eb1c924ae8884957361
c4fb92c5253514b9141ad58a7a3c1990
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.