GridinSoft Threat Intelligence
dynlbase.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2020-12-05 03:23:57 (5 years ago); latest analysis 2025-04-28 23:01:31 (a year ago).
Company metadata: 360互联网安全中心. Product metadata: 360安全卫士.
Signed by Beijing Qihu 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
dynlbase.dll is a Windows file recorded in the ThreatInfo database. It is associated with 360安全卫士. The reported company name is 360互联网安全中心. The current detection status is Undefined, based on the latest analysis from 2025-04-28 23:01:31 (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: | 360安全卫士 |
| Company Name: | 360互联网安全中心 |
| MD5: | cdf7237ae65b4d76500fba7c7b0a7f4d |
| Size: | 1 MB |
| First Published: | 2020-12-05 03:23:57 (5 years ago) |
| Latest Published: | 2025-04-28 23:01:31 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-04-28 23:01:31 (a year ago) |
Overview
| Signed By: | Beijing Qihu Technology Co., Ltd. |
| Status: | Valid |
The signature on dynlbase.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%\ludashi |
ThreatInfo has observed dynlbase.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 dynlbase.dll across 3 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Malaysia with 33.3% 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 dynlbase.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
dynlbase.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.
49602ae1ea774ade31fd9439f81c67c2
d27f97d14a43615b18b18298684fd341
eb055e0cd706bb42135ae39921a2706e
f0f421483e923e8e565437a2a0be03c8
9fcad7fb07dd64dbf4936940f12145f1
d1c375b8e8ae969aec1712183b410d64
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.