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The csrss.exe (Client Server Runtime Process) File Analysis

Updated 6 days ago
Checked by Malware Check
csrss.exe

Technical Analysis

File Name csrss.exe
File Type
PE32+ executable (native) x86-64, for MS Windows
Scanner Version 1.0.231.174
Database Version 2026-01-04 00:00:39 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
17,592
File Size (bytes)
2026-01-04
Analysis Date

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File Identification

Hash Type Value Action
MD5
a976339058116fcf346437d797c7eec1
SHA1
69a1dcf6a41bc750cacec3185c99839c079275bd
SHA256
8ebf4096d28a78e8ab36e5084784acc90464eb4a74d972c942f147ea59e5134b
SHA512
72bac6ea896d9b7f817ef5644adbdea80bc7f852be124f08487507a4507fb0c0aec167ec03b9dfb8c4ede7f0dbcbdc8343bd3c114eea62bb1b842160fce324a4
ImpHash
a96fa9912e09e361274ad77f1a4b252c

PE Analysis

Basic Information

▼
Image Base 0x140000000
Entry Point 0x140001010
Compilation Time 2022-05-26 16:22:23
Checksum 0x00006bed (Actual: 0x00006bed)
OS Version 10.0
PEiD Signatures PE32+ executable (native) x86-64, for MS Windows
PDB Path csrss.pdb
Digital Signature OK
Imports 2 libraries
ntdll, CSRSRV
Exports 0 functions
Resources 3 Resources
Sections 6 Sections

Version Information

▼
CompanyName Microsoft Corporation
FileDescription Client Server Runtime Process
FileVersion 10.0.19041.1 (WinBuild.160101.0800)
InternalName CSRSS.Exe
LegalCopyright © Microsoft Corporation. All rights reserved.
OriginalFilename CSRSS.Exe
ProductName Microsoft® Windows® Operating System
ProductVersion 10.0.19041.1
Translation 0x0409 0x04b0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 2,032 bytes 2,048 bytes 5.65 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ E1AB1973B869C1ED8C302C44911E15BE
.rdata 0x00002000 1,816 bytes 2,048 bytes 3.80 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 92B6E0391F751EBCD704FB9D1F2BC7CD
.data 0x00003000 1,536 bytes 512 bytes 0.28 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE EE8E428290EC42160C5E2A30F80215A5
.pdata 0x00004000 120 bytes 512 bytes 1.04 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 882842D91B19746B9CC2B2A5DB88BE9D
.rsrc 0x00005000 2,048 bytes 2,048 bytes 4.34 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 3507EF7CD367BFF9982A0516E6C9205C
.reloc 0x00006000 28 bytes 512 bytes 0.34 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 41FF321846DF8D4D0CB8A1EA8C648F08

Resource Analysis

▼
Total Resources: 3 (1,803 bytes)
Resource Type Count Total Size Percentage
MUI 1 200 bytes
11.1%
RT_VERSION 1 928 bytes
51.5%
RT_MANIFEST 1 675 bytes
37.4%

Certificate Chain Analysis

▼
Certificate Information
Product Microsoft® Windows® Operating System
Description Client Server Runtime Process
File Version 10.0.19041.1 (WinBuild.160101.0800)
Original Name CSRSS.Exe
Signing Date 12:57 AM 12/07/2019 (2226 days ago)
Verification Status Signed
Signers Microsoft Windows Publisher; Microsoft Windows Production PCA 2011; Microsoft Root Certificate Authority 2010
Counter Signers Microsoft Time-Stamp Service; Microsoft Time-Stamp PCA 2010; Microsoft Root Certificate Authority 2010
Internal Name CSRSS.Exe
Copyright © Microsoft Corporation. All rights reserved.
Certificate Chain Summary
Microsoft Windows Publisher #1 Primary
Validity Period: 2019-03-27 19:21:29 → 2020-03-27 19:21:29
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 02 1D CA 20 8F B2 AF 45 12 2A 00 00 00 00 02 1D
Microsoft Windows Production PCA 2011 #2 Chain
Validity Period: 2011-10-19 18:41:42 → 2026-10-19 18:51:42
Signature Algorithm: sha256RSA
Serial Number: 61 07 76 56 00 00 00 00 00 08
Microsoft Time-Stamp Service #3 Chain
Validity Period: 2019-11-13 21:40:38 → 2021-02-11 21:40:38
Signature Algorithm: sha256RSA
Serial Number: 33 00 00 01 1B E2 20 CD DC 8A AF 8B D9 00 00 00 00 01 1B
Microsoft Time-Stamp PCA 2010 #4 Chain
Validity Period: 2010-07-01 21:36:55 → 2025-07-01 21:46:55
Signature Algorithm: sha256RSA
Serial Number: 61 09 81 2A 00 00 00 00 00 02

✓ This file has been digitally signed and the certificate chain has been verified

  • The signature ensures file integrity and authenticity from the publisher
  • Timestamping proves when the signature was applied
Certificate Verification Status

OK

Remember: This is Result of Online Virus Scanner

Gridinsoft Anti-Malware has a much more powerful virus scanning engine. We recommend using it for a more precise diagnosis of infected systems. This brief guide will help you install our flagship product for more accurate diagnostics:

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Keep Your System Protected

This file appears clean, but regular security maintenance is important

  1. Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
  2. Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
  3. Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
  4. Email Security: Be cautious with email attachments and links, even from known contacts.
Proactive Protection
This file passed all security checks, but stay vigilant. New malware variants appear daily that can evade detection. Always verify files come from official sources and check digital signatures when available.

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