csrss.exb file report

MD5 31e45caa8e7035ecd47e96a7377be975
Latest seen 2021-01-10 14:56:34 (5 years ago)
First seen 2017-09-15 07:12:24 (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 2017-09-15 07:12:24 (8 years ago); latest analysis 2021-01-10 14:56:34 (5 years ago).

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 14:56:34 (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: 31e45caa8e7035ecd47e96a7377be975
Size: 17 KB
First Published: 2017-09-15 07:12:24 (8 years ago)
Latest Published: 2021-01-10 14:56:34 (5 years ago)
Status: Clean (on last analysis)
Analysis Date: 2021-01-10 14:56:34 (5 years ago)
%sysdrive%\zv\noexp\files
%commonappdata%\net protector\nposfile\2017-07-14_2036\files
%commonappdata%\net protector\nposfile\2017-05-28_1205\files
%commonappdata%\net protector\nposfile\2017-09-16_1148\files
%commonappdata%\net protector\nposfile\2017-09-15_1142\files
%commonappdata%\net protector\nposfile\2020-07-19_1019
%commonappdata%\net protector\nposfile\2018-01-19_1220
%commonappdata%\net protector\nposfile\2018-02-20_1157
%commonappdata%\net protector\nposfile\2017-12-17_1057

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.

100.0%

The strongest geographic signal for this file is India with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

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 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.

Subsystem: Native
PE Type: pe
OS Bitness: 64
Image Base: 0x0000000140000000
Entry Address: 0x00001000

PE Sections:

Name Size of data MD5
.text 2048 96bb19479894b5d4baaca96e23c7b92e
.rdata 2048 2f3251722d588f96811498e612534c9a
.data 512 26a37460c4cc58e6ecd495608a9d2ab6
.pdata 512 a8742dd517570e48fe026074c1a2cd2b
.rsrc 2048 71edb80c8058f58ce85fb4a464598e71
.reloc 512 c60540a660d52a5ffa072a08da9877e2

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.

More information: