GridinSoft Threat Intelligence
lum_sdk.dll threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as PUP.BrightData. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.
- Detection name
- PUP.BrightData
- Recommended action
- Scan and remove
- Last analysis
- 2026-04-17 23:00:15 (a month ago)
- File hash
- 52e9302d1398660494cb45e65f08097d
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.BrightData, part of the PUP threat category.
Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.
First seen 2026-04-17 23:00:15 (a month ago); latest analysis 2026-04-17 23:00:15 (a month ago).
Company metadata: BrightData Ltd.. Product metadata: Bright SDK.
Signed by Bright Data 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
- Compare the MD5 above with the file found on the device.
- Check whether the file appears in the observed locations or under one of the alternate names.
- Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the PUP category for related samples and common context.
File context
lum_sdk.dll is a Windows file recorded in the ThreatInfo database. It is associated with Bright SDK. The reported company name is BrightData Ltd.. The current detection status is PUP.BrightData, based on the latest analysis from 2026-04-17 23:00:15 (a month ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
If lum_sdk.dll appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as PUP.BrightData.
File Details
| Product Name: | Bright SDK |
| Company Name: | BrightData Ltd. |
| MD5: | 52e9302d1398660494cb45e65f08097d |
| Size: | 4 MB |
| First Published: | 2026-04-17 23:00:15 (a month ago) |
| Latest Published: | 2026-04-17 23:00:15 (a month ago) |
| Status: | PUP.BrightData (on last analysis) | |
| Analysis Date: | 2026-04-17 23:00:15 (a month ago) |
Detection screenshot
The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.
Overview
| Signed By: | Bright Data Ltd |
| Status: | Valid |
The signature on lum_sdk.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% |
ThreatInfo has observed lum_sdk.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 lum_sdk.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 United States 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 lum_sdk.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
lum_sdk.dll is identified as pe for 32-bit systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.
.NET Info:
| MVID: | a45c8fa3-abf0-47ed-ae76-0724817274d0 |
| Typelib ID: | 3b35564f-3657-45e5-a21e-15b7e5aefbed |
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
21afe57ca4711cf746e609344a060053
bb88322ded0ae5433a741843c1a0cbd2
d2364248cfe4f99094d62d8d8282a5d6
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
GridinSoft detects this file as PUP.BrightData
This report identifies lum_sdk.dll by MD5 52e9302d1398660494cb45e65f08097d. It is part of the PUP report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.