GridinSoft Threat Intelligence
NCalc.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.WebCompanion. 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.WebCompanion
- Recommended action
- Scan and remove
- Last analysis
- 2024-12-02 23:01:05 (a year ago)
- File hash
- 1996c66e05f4fe4861c91b85ff61cb99
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as PUP.WebCompanion.
First seen 2023-09-24 23:12:48 (2 years ago); latest analysis 2024-12-02 23:01:05 (a year ago).
Product metadata: NCalc.
Signed by Lavasoft Software Canada Inc.. 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.
File context
NCalc.dll is a Windows file recorded in the ThreatInfo database. It is associated with NCalc. The current detection status is PUP.WebCompanion, based on the latest analysis from 2024-12-02 23:01:05 (a year ago).
If NCalc.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.WebCompanion.
File Details
| Product Name: | NCalc |
| MD5: | 1996c66e05f4fe4861c91b85ff61cb99 |
| Size: | 202 KB |
| First Published: | 2023-09-24 23:12:48 (2 years ago) |
| Latest Published: | 2024-12-02 23:01:05 (a year ago) |
| Status: | PUP.WebCompanion (on last analysis) | |
| Analysis Date: | 2024-12-02 23:01:05 (a year 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: | Lavasoft Software Canada Inc. |
| Status: | Valid |
The signature on NCalc.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:
| %programfiles%\lavasoft\web companion |
ThreatInfo has observed NCalc.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 NCalc.dll across 3 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Spain with 33.3% 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 NCalc.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
NCalc.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.
.NET Info:
| MVID: | 01bbcba1-8299-4941-88b3-dec4ab987900 |
| Typelib ID: | 433e9af8-5d99-4c2e-a1dd-b59bf1922621 |
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
93e84ba75b2b3028d9ce6bed06678095
c98d7aa2a64be1f33a468da3db40d8c0
0c5337cb2fd4929e0029001d667fb75e
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.WebCompanion
This report identifies NCalc.dll by MD5 1996c66e05f4fe4861c91b85ff61cb99. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.