GridinSoft Threat Intelligence

csrss.exb file report

Clean record File reputation report
MD5 3e7ccd0f507877c50078205667ce8133
Latest seen 2021-01-10 15:07:30 (5 years ago)
First seen 2017-05-22 10:20:41 (8 years ago)
Size 17 KB

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2017-05-22 10:20:41 (8 years ago); latest analysis 2021-01-10 15:07:30 (5 years ago).

Digital signature

Signed by Microsoft Windows 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. 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.

csrss.exb is a Windows file recorded in the ThreatInfo database. The current detection status is Clean, based on the latest analysis from 2021-01-10 15:07:30 (5 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.

MD5: 3e7ccd0f507877c50078205667ce8133
Size: 17 KB
First Published: 2017-05-22 10:20:41 (8 years ago)
Latest Published: 2021-01-10 15:07:30 (5 years ago)
Status: Clean (on last analysis)
Analysis Date: 2021-01-10 15:07:30 (5 years ago)
Signed By: Microsoft Windows Publisher
Status: Valid

The signature on csrss.exb 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.

%commonappdata%\net protector\nposfile\2017-04-15_1628\files
%commonappdata%\net protector\nposfile\2017-02-25_2100\files
%sysdrive%\zv\noexp\files
%commonappdata%\net protector\nposfile\2018-05-03_0035
%commonappdata%\net protector\nposfile\2018-04-04_1339
%commonappdata%\net protector\nposfile\2017-11-25_0856
%commonappdata%\net protector\nposfile\2019-05-29_2254
%commonappdata%\net protector\nposfile\2020-11-18_1417
%commonappdata%\net protector\nposfile\2017-03-05_2104
%commonappdata%\net protector\nposfile\2017-06-06_0928

ThreatInfo has observed csrss.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.

Windows 10 100.0%

The most common operating system signal for csrss.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.

csrss.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 0x00001010
Image base 0x0000000140000000

PE Sections:

Sections 6
Raw data 8192

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

.text 2048 bytes · 25.0% of section data
MD5 4f08de5b6e88abf927c59663e87e5b8b
.rdata 2048 bytes · 25.0% of section data
MD5 c914ef90e03793b14c0822fbfdc959b2
.data 512 bytes · 6.3% of section data
MD5 ee8e428290ec42160c5e2a30f80215a5
.pdata 512 bytes · 6.3% of section data
MD5 035b04e424b63857db98db1167784a18
.rsrc 2560 bytes · 31.3% of section data
MD5 9a615d32ebdc16a05c0a8a9ec656b8d6
.reloc 512 bytes · 6.3% of section data
MD5 06095e7b3684ac32c4b3178710405c6c

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 3e7ccd0f507877c50078205667ce8133.
  • 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.