GridinSoft Threat Intelligence
libcef.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.Heur!. 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.Heur!
- Recommended action
- Scan and remove
- Last analysis
- 2026-05-22 16:00:34 (5 days ago)
- File hash
- b201be33fbe567f4bbd8c28a32fa557d
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Trojan.Heur!, 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 2026-05-22 16:00:34 (5 days ago); latest analysis 2026-05-22 16:00:34 (5 days ago).
Product metadata: Chromium Embedded Framework (CEF) Dynamic Link Library.
Signed by Chengdu Legou Technology Co., Ltd.. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.
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
libcef.dll is a Windows file recorded in the ThreatInfo database. It is associated with Chromium Embedded Framework (CEF) Dynamic Link Library. The current detection status is Trojan.Heur!, based on the latest analysis from 2026-05-22 16:00:34 (5 days ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If libcef.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.Heur!.
File Details
| Product Name: | Chromium Embedded Framework (CEF) Dynamic Link Library |
| MD5: | b201be33fbe567f4bbd8c28a32fa557d |
| Size: | 167 MB |
| First Published: | 2026-05-22 16:00:34 (5 days ago) |
| Latest Published: | 2026-05-22 16:00:34 (5 days ago) |
| Status: | Trojan.Heur! (on last analysis) | |
| Analysis Date: | 2026-05-22 16:00:34 (5 days 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: | Chengdu Legou Technology Co., Ltd. |
| Status: | Invalid (digital signature could be stolen or file could be patched) |
The signature on libcef.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.
Common Places:
| %programfiles%\rise of kingdoms\update\mass_data |
ThreatInfo has observed libcef.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 libcef.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 India 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 libcef.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
libcef.dll is identified as pe for 64-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.
f8daffa5e19946d975519f936d6a78fa
96059d825000f4d07b760ea6ed58b0d5
2e1699bea32c948b938c691824f86332
1aab31f8747b164045c5e94f99832798
be9ab8a96f2d3644a3e0db317a358a36
57d15329a9d9974289994ed6e595ea34
b3bbd65c84a2444d363cc9b0f471fd7e
e5c4f94e5f0f18c0a0c02e29f559138d
0e40aaf104e671126dca5b0ce0b20dfa
cbc1feb2941630a677f81ec5edd66c85
60d3ea61d541c9be2e845d2787fb9574
9cd131fb1c37336491c472ea3a33a200
1d80017f31a39899a55ac308ae696b75
24ec79842423e073b21e58b50dec63bf
5015acac729283b5f3d757af8cb494c8
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.Heur!
This report identifies libcef.dll by MD5 b201be33fbe567f4bbd8c28a32fa557d. 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.