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Convert indexed Sigma rules into analyst-ready detections.
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Indexed Rules
3,707
Ready to search
Backends
17
Live from sigconverter.io
CLI Versions
10
Newest: 2.0.2
Translation Workspace
Shape the rule before it leaves Phoenix
Tune Translation
Active Rule
C# IL Code Compilation Via Ilasm.EXE
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
C# IL Code Compilation Via Ilasm.EXE
Using Splunk · Default · sigma-cli 2.0.2
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion2.0.2
title: C# IL Code Compilation Via Ilasm.EXE
id: 850d55f9-6eeb-4492-ad69-a72338f65ba4
status: test
description: Detects the use of "Ilasm.EXE" in order to compile C# intermediate (IL) code to EXE or DLL.
references:
- https://lolbas-project.github.io/lolbas/Binaries/Ilasm/
- https://www.echotrail.io/insights/search/ilasm.exe
author: frack113, Nasreddine Bencherchali (Nextron Systems)
date: 2022-05-07
modified: 2022-05-16
tags:
- attack.defense-evasion
- attack.t1127
logsource:
product: windows
category: process_creation
detection:
selection_img:
- Image|endswith: '\ilasm.exe'
- OriginalFileName: 'ilasm.exe'
selection_cli:
CommandLine|contains:
- ' /dll'
- ' /exe'
condition: all of selection_*
falsepositives:
- Unknown
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/process_creation/proc_creation_win_ilasm_il_code_compilation.yml