GridinSoft Threat Intelligence
Qt5Widgets.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.MailRu. 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.MailRu
- Recommended action
- Scan and remove
- Last analysis
- 2021-12-19 21:33:28 (4 years ago)
- File hash
- a2c2648d2ee16c9df6bd58fa262d290b
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.MailRu, 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 2017-07-10 15:05:18 (8 years ago); latest analysis 2021-12-19 21:33:28 (4 years ago).
Company metadata: The Qt Company Ltd. Product metadata: Qt5.
Signed by Mail.Ru LLC. 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
Qt5Widgets.dll is a Windows file recorded in the ThreatInfo database. It is associated with Qt5. The reported company name is The Qt Company Ltd. The current detection status is PUP.MailRu, based on the latest analysis from 2021-12-19 21:33:28 (4 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
If Qt5Widgets.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.MailRu.
File Details
| Product Name: | Qt5 |
| Company Name: | The Qt Company Ltd |
| MD5: | a2c2648d2ee16c9df6bd58fa262d290b |
| Size: | 4 MB |
| First Published: | 2017-07-10 15:05:18 (8 years ago) |
| Latest Published: | 2021-12-19 21:33:28 (4 years ago) |
| Status: | PUP.MailRu (on last analysis) | |
| Analysis Date: | 2021-12-19 21:33:28 (4 years 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: | Mail.Ru LLC |
| Status: | Valid |
The signature on Qt5Widgets.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%\adwcleaner\quarantine\files\qnzrihfgocfqyyzwuioolrltojdbujlf\cloud\15060453 |
| %localappdata%\mail.ru\cloud\15060453 |
| %localappdata%\mail.ru\cloud |
| %sysdrive%\apps\cloud |
| %sysdrive%\arhiv\cloud |
| %sysdrive%\$recycle.bin\s-1-5-21-2633419346-1152986361-387010950-1000\$r2z7879 |
| %sysdrive%\cloud |
ThreatInfo has observed Qt5Widgets.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 Qt5Widgets.dll across 4 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Russian Federation with 66.7% 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 Qt5Widgets.dll is Windows 10 with 50.0% 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
Qt5Widgets.dll is identified as pe for 32-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.
c944a7d5ebadf4f770b218dceb78077f
a6231e9793f94e8252982c9ad7f22838
3e070df6c36ba684dce1dd35b990c307
dfe1a292012872e12eb4b4e803063830
9457fdfcec52efb2e2d1b8cf7b3772eb
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.MailRu
This report identifies Qt5Widgets.dll by MD5 a2c2648d2ee16c9df6bd58fa262d290b. 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.