Rule Library

Sigma Rules

3 rules found for "Konstantin Grishchenko"

3,707Total
3,116Detection
451Emerging
137Hunting
Detectionmediumtest

Suspicious Csi.exe Usage

Csi.exe is a signed binary from Microsoft that comes with Visual Studio and provides C# interactive capabilities. It can be used to run C# code from a file passed as a parameter in command line. Early version of this utility provided with Microsoft “Roslyn” Community Technology Preview was named 'rcsi.exe'

WindowsProcess Creation
TA0008 · Lateral MovementTA0002 · ExecutionT1072 · Software Deployment ToolsTA0005 · Defense Evasion+1
Konstantin Grishchenko+1Sat Oct 17windows
Detectionmediumtest

Suspicious Rundll32 Setupapi.dll Activity

setupapi.dll library provide InstallHinfSection function for processing INF files. INF file may contain instructions allowing to create values in the registry, modify files and install drivers. This technique could be used to obtain persistence via modifying one of Run or RunOnce registry keys, run process or use other DLLs chain calls (see references) InstallHinfSection function in setupapi.dll calls runonce.exe executable regardless of actual content of INF file.

WindowsProcess Creation
TA0005 · Defense EvasionT1218.011 · Rundll32
Konstantin Grishchenko+1Wed Oct 07windows
Detectionmediumtest

Suspicious VBoxDrvInst.exe Parameters

Detect VBoxDrvInst.exe run with parameters allowing processing INF file. This allows to create values in the registry and install drivers. For example one could use this technique to obtain persistence via modifying one of Run or RunOnce registry keys

WindowsProcess Creation
TA0003 · PersistenceTA0005 · Defense EvasionT1112 · Modify Registry
Konstantin Grishchenko+1Tue Oct 06windows