title: CSC Compile After Delivery
description: Detect specific compilation of executables as well as dynamic
  compilation through detection of csc.exe creating executable files (both dll and
  exe). 
author: keyboardcrunch
date: 10/10/2020
modified: 05/12/2020
mitre:
   tactic: Defense Evasion
   technique: T1027
   subtechnique: 004
operating_system: windows
query: (TgtProcName = "csc.exe" AND SrcProcCmdLine Contains "/target:exe") OR (SrcProcName  =
  "csc.exe" AND TgtFileIsExecutable = "true" AND SrcProcParentName Not In ("svchost.exe"))
false_positives: 
   - Absolute/Computrace software.
tags: null