GridinSoft Threat Intelligence

smss.exb file report

Clean record File reputation report
MD5 858e3da84c5389952e1ad3701e410f61
Latest seen 2021-10-08 20:53:36 (4 years ago)
First seen 2020-08-05 20:22:20 (5 years ago)
Size 144 KB
Publisher Microsoft Corporation
Product Microsoft® Windows® Operating System
Signed by Microsoft Windows Publisher

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2020-08-05 20:22:20 (5 years ago); latest analysis 2021-10-08 20:53:36 (4 years ago).

Publisher context

Company metadata: Microsoft Corporation. Product metadata: Microsoft® Windows® Operating System.

Digital signature

Signed by Microsoft Windows Publisher. ThreatInfo marks this publisher as trusted for this record.

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. Confirm the hash and publisher match the expected software.
  2. Review the observed locations and signature information below.
  3. Rescan if the file was downloaded from an unknown source or appears in an unusual path.

File context

smss.exb is a Windows file recorded in the ThreatInfo database. It is associated with Microsoft® Windows® Operating System. The reported company name is Microsoft Corporation. The current detection status is Clean, based on the latest analysis from 2021-10-08 20:53:36 (4 years ago).

This record is currently marked as clean, but file reputation can depend on the exact path, hash, and source. Compare the MD5 and publisher data below with the file on your system.

File Details

Product Name: Microsoft® Windows® Operating System
Company Name: Microsoft Corporation
MD5: 858e3da84c5389952e1ad3701e410f61
Size: 144 KB
First Published: 2020-08-05 20:22:20 (5 years ago)
Latest Published: 2021-10-08 20:53:36 (4 years ago)
Status: Clean (on last analysis)
Analysis Date: 2021-10-08 20:53:36 (4 years ago)

Overview

Signed By: Microsoft Windows Publisher
Status: Trusted Publisher

ThreatInfo marks this publisher as trusted for this record, but the file hash and source should still match the expected software distribution.

Common Places:

%commonappdata%\net protector\nposfile\2020-07-30_0850
%commonappdata%\net protector\nposfile\2020-08-10_2022
%sysdrive%\zv\noexp
%commonappdata%\net protector\nposfile\2020-08-19_1828
%commonappdata%\net protector\nposfile\2020-08-26_0218
%commonappdata%\net protector\nposfile\2020-08-30_0930
%commonappdata%\net protector\nposfile\2020-11-26_0150
%commonappdata%\net protector\nposfile\2020-11-26_0518
%commonappdata%\net protector\nposfile\2020-11-29_0539
%commonappdata%\net protector\nposfile\2020-07-01_0443

ThreatInfo has observed smss.exb 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 smss.exb across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country India
Share 85.7%
Low High activity

The strongest geographic signal for this file is India with 85.7% 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 smss.exb 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

smss.exb 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 0x00002ef0
Image base 0x0000000140000000

PE Sections:

Sections 6
Raw data 136704

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

.text 78848 bytes · 57.7% of section data
MD5 eaff39fd699d54032b6a4aa6d6e7d080
.rdata 48640 bytes · 35.6% of section data
MD5 a277b9804b412ea90639b4b376a2d903
.data 2048 bytes · 1.5% of section data
MD5 712885a45dc2289e7ee6d1c8bcf7f74b
.pdata 4096 bytes · 3.0% of section data
MD5 a2489a23f7cd2a57e443d7f11f281914
.rsrc 2048 bytes · 1.5% of section data
MD5 07c7ced4fa2440a80690a91e72bd5b98
.reloc 1024 bytes · 0.7% of section data
MD5 de69f2dc3bdb5c45af5fbdd89edac199

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 hash is currently recorded as clean

Use the MD5, publisher, signature, and observed paths in this report to verify that the file on your device is the same copy described here.

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 858e3da84c5389952e1ad3701e410f61.
  • 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.