GridinSoft Threat Intelligence

NNSPrv.sys file report

Under review File reputation report
MD5 3bdcee2bb2244391e45d92397e7a7440
Latest seen 2021-07-26 20:31:27 (4 years ago)
First seen 2021-07-26 20:31:27 (4 years ago)
Size 345 KB
Publisher Panda Security, S.L.
Product Nano Network Security
Signed by Panda Security S.L.;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-07-26 20:31:27 (4 years ago); latest analysis 2021-07-26 20:31:27 (4 years ago).

Publisher context

Company metadata: Panda Security, S.L.. Product metadata: Nano Network Security.

Digital signature

Signed by Panda Security S.L.;Microsoft Windows Hardware Compatibility Publisher. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

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

  1. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

File context

NNSPrv.sys is a Windows file recorded in the ThreatInfo database. It is associated with Nano Network Security. The reported company name is Panda Security, S.L.. The current detection status is Undefined, based on the latest analysis from 2021-07-26 20:31:27 (4 years ago).

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

File Details

Product Name: Nano Network Security
Company Name: Panda Security, S.L.
MD5: 3bdcee2bb2244391e45d92397e7a7440
Size: 345 KB
First Published: 2021-07-26 20:31:27 (4 years ago)
Latest Published: 2021-07-26 20:31:27 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-07-26 20:31:27 (4 years ago)

Overview

Signed By: Panda Security S.L.;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on NNSPrv.sys 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%\telmex\seguridad internet\drivers

ThreatInfo has observed NNSPrv.sys 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 NNSPrv.sys across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Mexico
Share 100.0%
Low High activity

The strongest geographic signal for this file is Mexico 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:

Windows 10 100.0%

The most common operating system signal for NNSPrv.sys 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

NNSPrv.sys is identified as pe for 64-bit systems. The subsystem is Native. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x00059064
Image base 0x0000000000010000

PE Sections:

Sections 8
Raw data 334336

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 303616 bytes · 90.8% of section data
MD5 0e09a6c5c30926f19d9b7c08c15d1337
.rdata 12800 bytes · 3.8% of section data
MD5 76ca81979fe7be39323886fc0e77a79b
.data 5120 bytes · 1.5% of section data
MD5 a8ba6ced94a06ebdd9ababc321c4e263
.pdata 7680 bytes · 2.3% of section data
MD5 19a097319f80a5aea7107619f4d72b1a
PAGE 1024 bytes · 0.3% of section data
Uncommon name
MD5 828b0d0f847438da701ce9715e22ca1e
INIT 2560 bytes · 0.8% of section data
Uncommon name
MD5 251165cacfeb425c0e13a1b5db638c0a
.rsrc 1024 bytes · 0.3% of section data
MD5 4b8866dc79874b4afde3506a658c05b8
.reloc 512 bytes · 0.2% of section data
MD5 fc59e722d68cde8219877df5fb6db706

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

This file is still under review

ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 3bdcee2bb2244391e45d92397e7a7440.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.