GridinSoft Threat Intelligence
ND4_stPerfis.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
- 2022-05-15 23:26:56 (4 years ago)
- File hash
- 7ae04c7658a5dec093013f7e5b6ace73
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 2020-05-24 00:08:42 (6 years ago); latest analysis 2022-05-15 23:26:56 (4 years ago).
Company metadata: Stabile Engenharia Ltda.. Product metadata: mCalc Perfis.
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
ND4_stPerfis.dll is a Windows file recorded in the ThreatInfo database. It is associated with mCalc Perfis. The reported company name is Stabile Engenharia Ltda.. The current detection status is Trojan.Heur!, based on the latest analysis from 2022-05-15 23:26:56 (4 years ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.
If ND4_stPerfis.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: | mCalc Perfis |
| Company Name: | Stabile Engenharia Ltda. |
| MD5: | 7ae04c7658a5dec093013f7e5b6ace73 |
| Size: | 3 MB |
| First Published: | 2020-05-24 00:08:42 (6 years ago) |
| Latest Published: | 2022-05-15 23:26:56 (4 years ago) |
| Status: | Trojan.Heur! (on last analysis) | |
| Analysis Date: | 2022-05-15 23:26:56 (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.
Common Places:
| %sysdrive%\tiago m padilha tqs\tqsw\exec |
| %sysdrive%\tqsw\exec |
ThreatInfo has observed ND4_stPerfis.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 ND4_stPerfis.dll across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Brazil 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 ND4_stPerfis.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
ND4_stPerfis.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.
d1bcfd8badddf4889988b330f3fe4454
4e8a3fe7cfa49ea0d0cc8349b53ba6a9
bf619eac0cdf3f68d496ea9344137e8b
cc9230e945e45a9d147cb2acdf24a9e0
e98d534314abf4a5cb6b660258d2a3b7
2bf3bda3de9135d2d170e8e9af1c3394
42368e836c5932514550ca880270f79a
0a1bafa9969180bedcd35b342ba3b335
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 ND4_stPerfis.dll by MD5 7ae04c7658a5dec093013f7e5b6ace73. 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.