lum_sdk32.dll file report

MD5 4118663934fbc5a60127f5fee1d61c72
Latest seen 2025-10-05 23:01:26 (7 months ago)
First seen 2025-10-05 23:01:26 (7 months ago)
Size 5 MB
Signed by Bright Data Ltd

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2025-10-05 23:01:26 (7 months ago); latest analysis 2025-10-05 23:01:26 (7 months ago).

Publisher context

Company metadata: BrightData Ltd. (certified). Product metadata: Bright SDK (certified).

Digital signature

Signed by Bright Data Ltd. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.

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.

lum_sdk32.dll is a Windows file recorded in the ThreatInfo database. It is associated with Bright SDK (certified). The reported company name is BrightData Ltd. (certified). The current detection status is Undefined, based on the latest analysis from 2025-10-05 23:01:26 (7 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: Bright SDK (certified)
Company Name: BrightData Ltd. (certified)
MD5: 4118663934fbc5a60127f5fee1d61c72
Size: 5 MB
First Published: 2025-10-05 23:01:26 (7 months ago)
Latest Published: 2025-10-05 23:01:26 (7 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-10-05 23:01:26 (7 months ago)
Signed By: Bright Data Ltd
Status: Invalid (digital signature could be stolen or file could be patched)

The signature on lum_sdk32.dll is not reported as trusted and valid. Invalid or suspicious signature data can indicate tampering, repackaging, or an unrelated file using copied publisher information.

%localappdata%\bright-vpn-updater\pending

ThreatInfo has observed lum_sdk32.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.

100.0%

The strongest geographic signal for this file is Russia with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for lum_sdk32.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.

lum_sdk32.dll is identified as pe for 32 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.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x10000000
Entry Address: 0x0000b8a2

PE Sections:

Name Size of data MD5
.text 181760 4e14b3b7ad4ce6fa1cb0c85059f5f851
.rdata 38400 56896cbcb06dde4408cdcec14e00d79a
.data 5120 f622585fd1b9ac77fb83b8be327af73f
.tls 512 bf619eac0cdf3f68d496ea9344137e8b
.rsrc 5960704 97f9fbdbb1b7b7dcbb2ea8b1085fd2f9
.reloc 8192 def2ee15f4899a670c08e2f68cd0b7a6

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.

More information: