GridinSoft Threat Intelligence
kpdfpopextend64.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2024-08-10 23:02:26 (2 years ago); latest analysis 2024-08-10 23:02:26 (2 years ago).
Company metadata: 茉柏枘（上海）软件科技有限公司. Product metadata: PDF 阅读器.
Signed by 茉柏枘（上海）软件科技有限公司. 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
kpdfpopextend64.dll is a Windows file recorded in the ThreatInfo database. It is associated with PDF 阅读器. The reported company name is 茉柏枘（上海）软件科技有限公司. The current detection status is Undefined, based on the latest analysis from 2024-08-10 23:02:26 (2 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.
File Details
| Product Name: | PDF 阅读器 |
| Company Name: | 茉柏枘（上海）软件科技有限公司 |
| MD5: | 479a21d6be27baa76e058dcdac7b14da |
| Size: | 972 KB |
| First Published: | 2024-08-10 23:02:26 (2 years ago) |
| Latest Published: | 2024-08-10 23:02:26 (2 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2024-08-10 23:02:26 (2 years ago) |
Overview
| Signed By: | 茉柏枘（上海）软件科技有限公司 |
| Status: | Valid |
The signature on kpdfpopextend64.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:
| %programfiles%\fastpdf\update\cm |
ThreatInfo has observed kpdfpopextend64.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 kpdfpopextend64.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is China with 100.0% 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 kpdfpopextend64.dll is Windows 10 with 100.0% 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.
Analysis
kpdfpopextend64.dll is identified as pe for 64-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.
2e10973b2df4c2d4bb1e8f2e0d2674e3
bbaed490c6f0d53719372b56764dbd59
450dc3b877d30acad7a4bb9f38e84e09
d84e006f264028a55d8b3d585eb8c30c
a8f49ab178e937a3ba132405075a503e
caa20c8d691cf50087da8e6153e6871d
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.