GridinSoft Threat Intelligence
nlibs.dll threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Trojan.Downloader. 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
- Trojan.Downloader
- Recommended action
- Scan and remove
- Last analysis
- 2026-05-17 17:00:53 (a week ago)
- File hash
- d99266661f3d969bd118a41799c88557
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Downloader, part of the Trojan threat category.
Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.
First seen 2019-05-21 07:45:31 (7 years ago); latest analysis 2026-05-17 17:00:53 (a week ago).
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 Trojan category for related samples and common context.
File context
nlibs.dll is a Windows file recorded in the ThreatInfo database. The current detection status is Trojan.Downloader, based on the latest analysis from 2026-05-17 17:00:53 (a week ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If nlibs.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 Trojan.Downloader.
File Details
| MD5: | d99266661f3d969bd118a41799c88557 |
| Size: | 8 MB |
| First Published: | 2019-05-21 07:45:31 (7 years ago) |
| Latest Published: | 2026-05-17 17:00:53 (a week ago) |
| Status: | Trojan.Downloader (on last analysis) | |
| Analysis Date: | 2026-05-17 17:00:53 (a week 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.
Common Places:
| %sysdrive%\gsm_x_team\sft dongle 3.1.4\sft dongle 3.1.4 cracked\libs |
| %sysdrive%\$recycle.bin\s-1-5-21-1611681135-741273751-2158830671-1000\$r816nf8\libs |
| %sysdrive%\dbx donggle\dbx_final2_full_new\bin\mtk |
| %sysdrive%\dbx donggle\dbx_final2_full_new\dbx_final2_full_new |
| %sysdrive%\dbx donggle\dbx_final2_full_new |
| %sysdrive%\dbx donggle\dbx_final2_full_new\dbx_final2_full_new\bin\mtk |
| %sysdrive%\tft_mtkv5\data |
| %sysdrive%\gsm_x_team\smartkey v1.0.2 |
| %sysdrive%\yusniel no borrar\moviles\software\zte\zte flasher\libs |
| %sysdrive%\frp unlocker\srs password\srs-tool cracked\srs-tool cracked\tools\process |
ThreatInfo has observed nlibs.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 nlibs.dll across 8 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Indonesia with 41.7% 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 nlibs.dll is Windows 10 with 83.3% 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
nlibs.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
de6c62b24f9b51ca31e6c72ff2eb194a
ca659859f7f491f7579449d1834b7b75
e2c3651f002bc69b25b9dac5f55f079c
44a70bdd3dc9af38103d562d29023882
0569649dbc61e80e6c32377d9787487d
5958fd5f4127d8023a0b1870668bb069
4bd8fe8cefe144a621055a987de848df
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 Trojan.Downloader
This report identifies nlibs.dll by MD5 d99266661f3d969bd118a41799c88557. It is part of the Trojan 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.