GridinSoft Threat Intelligence

NNSStrm.sys file report

Under review File reputation report
MD5 90f9449ebc706aa3c86891445c314d7b
Latest seen 2024-01-06 23:09:10 (2 years ago)
First seen 2021-07-26 20:45:38 (4 years ago)
Size 320 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 20:45:38 (4 years ago); latest analysis 2024-01-06 23:09:10 (2 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

NNSStrm.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 2024-01-06 23:09:10 (2 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: 90f9449ebc706aa3c86891445c314d7b
Size: 320 KB
First Published: 2021-07-26 20:45:38 (4 years ago)
Latest Published: 2024-01-06 23:09:10 (2 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2024-01-06 23:09:10 (2 years ago)

Overview

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

The signature on NNSStrm.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 NNSStrm.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 NNSStrm.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 NNSStrm.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

NNSStrm.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 0x00051064
Image base 0x0000000000010000

PE Sections:

Sections 8
Raw data 308736

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

.text 285184 bytes · 92.4% of section data
MD5 e7427b58dd8c72a518eb75e15caeada4
.rdata 10752 bytes · 3.5% of section data
MD5 4fc5d4a36391c18d252b669bde103897
.data 512 bytes · 0.2% of section data
MD5 dbfdb02579dfd23cfb6267e7f9b7da5d
.pdata 7680 bytes · 2.5% of section data
MD5 fe85fc74e1d57e48df69858bc4b7daed
PAGE 1024 bytes · 0.3% of section data
Uncommon name
MD5 ee517b4a062608f29e124b17b5226d47
INIT 2048 bytes · 0.7% of section data
Uncommon name
MD5 1c2094f522ac7b0170a8bfbc80d9ef9d
.rsrc 1024 bytes · 0.3% of section data
MD5 85c5a4ed905ae17929c6064235983eea
.reloc 512 bytes · 0.2% of section data
MD5 04d5da38741ae7e9a972db92b0212ac5

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 90f9449ebc706aa3c86891445c314d7b.
  • 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.