GridinSoft Threat Intelligence

js_basic.dll file report

Under review File reputation report
MD5 8aa5c9ddc30e6138e248efe0ed74127e
Latest seen 2026-04-07 23:00:56 (2 months ago)
First seen 2026-04-07 23:00:56 (2 months ago)
Size 1 MB

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2026-04-07 23:00:56 (2 months ago); latest analysis 2026-04-07 23:00:56 (2 months ago).

Publisher context

Product metadata: js_basic Dynamic Link Library.

Digital signature

Signed by 成都奇鲁科技有限公司. The signature is reported as valid, but signed files can still be bundled or abused.

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.

js_basic.dll is a Windows file recorded in the ThreatInfo database. It is associated with js_basic Dynamic Link Library. The current detection status is Undefined, based on the latest analysis from 2026-04-07 23:00:56 (2 months 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: js_basic Dynamic Link Library
MD5: 8aa5c9ddc30e6138e248efe0ed74127e
Size: 1 MB
First Published: 2026-04-07 23:00:56 (2 months ago)
Latest Published: 2026-04-07 23:00:56 (2 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-04-07 23:00:56 (2 months ago)
Signed By: 成都奇鲁科技有限公司
Status: Valid

The signature on js_basic.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.

%programfiles%\pc optimizer

ThreatInfo has observed js_basic.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 10 100.0%

The most common operating system signal for js_basic.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.

js_basic.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 0x000b415a
Image base 0x10000000

PE Sections:

Sections 5
Raw data 1419264

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

.text 1099776 bytes · 77.5% of section data
MD5 c530017a620c89d6e4b4aac454fa8e67
.rdata 228864 bytes · 16.1% of section data
MD5 bb84d591851c51e4b609a849d7de4023
.data 31232 bytes · 2.2% of section data
MD5 6d5c67f2c2c53f680e6c8dbee386049c
.rsrc 3584 bytes · 0.3% of section data
MD5 485f92eb0a493dd3cd442ccb9c51337a
.reloc 55808 bytes · 3.9% of section data
MD5 27d7eae1246eea28c397c07feefd2cb2

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 8aa5c9ddc30e6138e248efe0ed74127e.
  • 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.