GridinSoft Threat Intelligence
libExternal.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.ExtHeur!. 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.ExtHeur!
- Recommended action
- Scan and remove
- Last analysis
- 2026-05-18 23:00:14 (a week ago)
- File hash
- b7dcd836cb120f79dba89db314220614
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.ExtHeur!, 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 2026-05-18 23:00:14 (a week ago); latest analysis 2026-05-18 23:00:14 (a week ago).
Signed by Netease Interactive Entertainment Pte. 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 Trojan category for related samples and common context.
File context
libExternal.dll is a Windows file recorded in the ThreatInfo database. The current detection status is Trojan.ExtHeur!, based on the latest analysis from 2026-05-18 23:00:14 (a week ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If libExternal.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.ExtHeur!.
File Details
| MD5: | b7dcd836cb120f79dba89db314220614 |
| Size: | 16 MB |
| First Published: | 2026-05-18 23:00:14 (a week ago) |
| Latest Published: | 2026-05-18 23:00:14 (a week ago) |
| Status: | Trojan.ExtHeur! (on last analysis) | |
| Analysis Date: | 2026-05-18 23:00:14 (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.
Overview
| Signed By: | Netease Interactive Entertainment Pte. Ltd. |
| Status: | Valid |
The signature on libExternal.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:
| %sysdrive%\emulators\mumuplayerglobal\nx_device\12.0 |
ThreatInfo has observed libExternal.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 libExternal.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 Egypt 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 libExternal.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
libExternal.dll is identified as pe for 64-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.
e909427460654a71bdea4abfdd425ee9
b2b7cbc1f23853dfc9495487d2f5e813
8471297616a76c029ac525420f0dc111
d7c1e89ccf3039d7b5dac128adda59ec
1ea7ed0681e8eb84e6ee4940f50c5ff2
bf619eac0cdf3f68d496ea9344137e8b
b7bc489bd98973c647ea9e91ff286f4c
6c9deb0500f25deca7d655b7e3d766eb
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.ExtHeur!
This report identifies libExternal.dll by MD5 b7dcd836cb120f79dba89db314220614. 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.