Library / LOLBin
esentutl.exe
Extensible Storage Engine Utilities for Microsoft(R) Windows(R) · Microsoft Corporation
OriginalFilename
esentutl.exe
Query snippets
logsource:
category: process_creation
product: windows
detection:
selection:
- Image|endswith: '\esentutl.exe'
- OriginalFileName: 'esentutl.exe'
condition: selectionprocess_creation logsource. Sigma string matching is case-insensitive.
| tstats summariesonly=false count values(Processes.original_file_name) as original_file_name
from datamodel=Endpoint.Processes
where (Processes.original_file_name="esentutl.exe" OR Processes.process_name="esentutl.exe")
by Processes.dest Processes.process_name Processes.process_path Processes.process
| rename Processes.* as *Endpoint.Processes data model. On raw Sysmon events the field is OriginalFileName.
DeviceProcessEvents
| where ProcessVersionInfoOriginalFileName in~ ("esentutl.exe")
or FileName =~ "esentutl.exe"Microsoft Defender XDR advanced hunting. in~ and =~ are case-insensitive.
process where event.type == "start" and
(process.pe.original_file_name in~ ("esentutl.exe") or
process.name : "esentutl.exe")ECS process.pe.original_file_name is a keyword field: in~ is case-insensitive, Kibana KQL is not.
['esentutl.exe'].includes(String(OriginalFileName || '').toLowerCase())Filter expression (JavaScript) for events carrying Sysmon's OriginalFileName field.
Values across builds
| OriginalFilename | Builds | Arch | File version | Windows releases | Source | Sysmon |
|---|---|---|---|---|---|---|
| esentutl.exe | 15 | x64, x86 | 10.0.10240.16384 → 10.0.28000.1896 | Win10 1507 → Win11 26H1 (9) | Host scan, Winbindex | ✓ 2 |
All 15 parsed builds · 23 Windows release groups not verifiable
| SHA256 | Version | Arch | OriginalFilename | Windows releases | Signature | Source | Sysmon |
|---|---|---|---|---|---|---|---|
| eaee316a3f8d… | 10.0.28000.1896 | x86 | esentutl.exe | Win11 26H1 | Unsigned | Winbindex | |
| 36c889bf4551… | 10.0.28000.1896 | x64 | esentutl.exe | Win11 26H1 | Winbindex | ||
| cd6e3a1998d8… | 10.0.26100.5074 | x86 | esentutl.exe | Win11 24H2, Win11 25H2 | Signed (Catalog file) | Host scan, Winbindex | ✓ |
| 8e2e2d15f28f… | 10.0.26100.3624 | x64 | esentutl.exe | Win11 24H2, Win11 25H2 | Signed (Catalog file) | Host scan, Winbindex | ✓ |
| 6363fbbdb2e8… | 10.0.14393.2999 | x64 | esentutl.exe | Win10 1607 | Unsigned | Winbindex | |
| 055c27cfc7d0… | 10.0.14393.2999 | x86 | esentutl.exe | Win10 1607 | Unsigned | Winbindex | |
| a3ee005c46f1… | 10.0.17763.529 | x64 | esentutl.exe | Win10 1809 | Unsigned | Winbindex | |
| f423aac49896… | 10.0.17134.799 | x64 | esentutl.exe | Win10 1803 | Unsigned | Winbindex | |
| 3bf7fc142d1c… | 10.0.17134.799 | x86 | esentutl.exe | Win10 1803 | Unsigned | Winbindex | |
| 4cf1b762b991… | 10.0.16299.1182 | x86 | esentutl.exe | Win10 1709 | Unsigned | Winbindex | |
| 3c919e5f694d… | 10.0.16299.1182 | x64 | esentutl.exe | Win10 1709 | Unsigned | Winbindex | |
| 842d3ec552be… | 10.0.10586.0 | x64 | esentutl.exe | Win10 1511 | Unsigned | Winbindex | |
| 097dcf8c7297… | 10.0.10586.0 | x86 | esentutl.exe | Win10 1511 | Unsigned | Winbindex | |
| 5bd1d1bfd7e9… | 10.0.10240.16384 | x64 | esentutl.exe | Win10 1507 | Unsigned | Winbindex | |
| 10804b7d0e83… | 10.0.10240.16384 | x86 | esentutl.exe | Win10 1507 | Unsigned | Winbindex |
Winbindex builds link to the Microsoft symbol server copy that was hashed and parsed.