Malware Analysis Report

2024-11-16 12:44

Sample ID 240302-zmmtkshd2v
Target Chernobyl.exe
SHA256 2b6266f14d2ed46e921168fd2b4a5510f40c69cd591800d17ae8ca31fcde28c6
Tags
discovery evasion exploit persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

2b6266f14d2ed46e921168fd2b4a5510f40c69cd591800d17ae8ca31fcde28c6

Threat Level: Known bad

The file Chernobyl.exe was found to be: Known bad.

Malicious Activity Summary

discovery evasion exploit persistence trojan

UAC bypass

Modifies WinLogon for persistence

Disables RegEdit via registry modification

Disables Task Manager via registry modification

Possible privilege escalation attempt

Checks computer location settings

Modifies file permissions

Modifies WinLogon

Checks whether UAC is enabled

Drops file in System32 directory

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

System policy modification

Modifies registry class

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-02 20:50

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-03-02 20:50

Reported

2024-03-02 21:20

Platform

win11-20240221-en

Max time kernel

41s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe"

Signatures

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, cluttscape.exe" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Disables Task Manager via registry modification

evasion

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Modifies WinLogon

persistence
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoRestartShell = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\DisableCAD = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\kill.ico C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\cluttscape.exe C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
File opened for modification C:\Windows\cluttscape.exe C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Unknown\DefaultIcon\ = "C:\\Windows\\SysWow64\\kill.ico" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1568 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2364 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2364 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2364 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2500 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2500 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2500 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2736 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2736 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2736 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 580 wrote to memory of 3780 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 580 wrote to memory of 3780 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 580 wrote to memory of 3780 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1568 wrote to memory of 3544 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 3544 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 3544 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 1548 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 1548 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 1548 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 4092 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 4092 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 4092 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 452 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 452 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 452 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 3552 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 3552 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 3552 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1568 wrote to memory of 432 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2364 wrote to memory of 4968 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2364 wrote to memory of 4968 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2364 wrote to memory of 4968 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2500 wrote to memory of 3648 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2500 wrote to memory of 3648 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2500 wrote to memory of 3648 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2736 wrote to memory of 836 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2736 wrote to memory of 836 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2736 wrote to memory of 836 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3544 wrote to memory of 1000 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3544 wrote to memory of 1000 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3544 wrote to memory of 1000 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1548 wrote to memory of 884 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1548 wrote to memory of 884 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1548 wrote to memory of 884 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2136 wrote to memory of 4800 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2136 wrote to memory of 4800 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2136 wrote to memory of 4800 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 5008 wrote to memory of 3536 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 5008 wrote to memory of 3536 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 5008 wrote to memory of 3536 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3552 wrote to memory of 4728 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3552 wrote to memory of 4728 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3552 wrote to memory of 4728 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 432 wrote to memory of 3300 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\shutdownwithoutlogon = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\UseDefaultTile = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe

"C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\smss.exe && icacls C:\Windows\System32\smss.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\csrss.exe && icacls C:\Windows\System32\csrss.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\wininit.exe && icacls C:\Windows\System32\wininit.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\LogonUI.exe && icacls C:\Windows\System32\LogonUI.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\lsass.exe && icacls C:\Windows\System32\lsass.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\services.exe && icacls C:\Windows\System32\services.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winlogon.exe && icacls C:\Windows\System32\winlogon.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winload.efi && icacls C:\Windows\System32\winload.efi /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\csrss.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winload.exe && icacls C:\Windows\System32\winload.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\smss.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\ntoskrnl.exe && icacls C:\Windows\System32\ntoskrnl.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\svchost.exe && icacls C:\Windows\System32\svchost.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\afunix.sys && icacls C:\Windows\System32\drivers\afunix.sys /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\gm.dls && icacls C:\Windows\System32\drivers\gm.dls /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\LogonUI.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\lsass.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\gmreadme.txt && icacls C:\Windows\System32\drivers\gmreadme.txt /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winlogon.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\services.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\wininit.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winload.efi

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\ntoskrnl.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winload.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\afunix.sys

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\svchost.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\gm.dls

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\gmreadme.txt

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\afunix.sys /grant "Admin:F"

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\svchost.exe /grant "Admin:F"

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\gm.dls /grant "Admin:F"

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\gmreadme.txt /grant "Admin:F"

Network

N/A

Files

memory/1568-0-0x0000000000640000-0x000000000069C000-memory.dmp

memory/1568-2-0x0000000074460000-0x0000000074C11000-memory.dmp

memory/1568-1-0x0000000005020000-0x00000000050B2000-memory.dmp

memory/1568-3-0x0000000005670000-0x0000000005C16000-memory.dmp

memory/1568-4-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

C:\Users\Admin\Desktop\ßÇ▐♂☼♠í™○æ◘4č☺╤5₧¼éě¤ń²4╥ä•♪é◘•4♪≈♣ö♠☺○č▼7☺¾σ◘¬±∞7487¢¶►≈5œµ¶φ≈½☼™○•č◘¥±♫↕↑¶4ěÂř½¬☺®Æ¤²╩Σ¶╩¥9ě♣é½5½

MD5 9e1e5883c74742a497cf5c272ccd2321
SHA1 2cf33e34d08b8e17743a60352baffef4b6f02dee
SHA256 ca687b6a7c3d29b566f3e1988b9f877b51d9a83ee25ffe0755a8dcd3eb5f434a
SHA512 f2284f0c624cc07a65c16f87865bb98aaa176b1d8b45cd4fbcc1143c9c2297fe6b1d4db55ef054be2bc151c8cc25ff4da7c997b7d38dae3dccd2ffe1c3c01a6b

memory/1568-309-0x00000000063E0000-0x00000000063EA000-memory.dmp

memory/1568-310-0x0000000074460000-0x0000000074C11000-memory.dmp

memory/1568-311-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-02 20:50

Reported

2024-03-02 21:20

Platform

win7-20240221-en

Max time kernel

27s

Max time network

18s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe"

Signatures

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, cluttscape.exe" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Disables Task Manager via registry modification

evasion

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Modifies WinLogon

persistence
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoRestartShell = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\DisableCAD = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\kill.ico C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\cluttscape.exe C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
File opened for modification C:\Windows\cluttscape.exe C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Unknown\DefaultIcon\ = "C:\\Windows\\SysWow64\\kill.ico" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2516 wrote to memory of 1784 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1784 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1784 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1784 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2924 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2924 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2924 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2924 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1784 wrote to memory of 984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 984 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3032 wrote to memory of 3004 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3032 wrote to memory of 3004 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3032 wrote to memory of 3004 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3032 wrote to memory of 3004 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3032 wrote to memory of 3004 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3032 wrote to memory of 3004 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3032 wrote to memory of 3004 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2996 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2996 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2996 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2996 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2996 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2996 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2516 wrote to memory of 2096 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2096 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2096 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2096 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2924 wrote to memory of 2996 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2088 wrote to memory of 872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2088 wrote to memory of 872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2088 wrote to memory of 872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2088 wrote to memory of 872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2088 wrote to memory of 872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2088 wrote to memory of 872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2088 wrote to memory of 872 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2516 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 2100 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1612 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1612 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1612 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2516 wrote to memory of 1612 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2096 wrote to memory of 1764 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2096 wrote to memory of 1764 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2096 wrote to memory of 1764 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2096 wrote to memory of 1764 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\shutdownwithoutlogon = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\UseDefaultTile = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe

"C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\smss.exe && icacls C:\Windows\System32\smss.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\csrss.exe && icacls C:\Windows\System32\csrss.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\wininit.exe && icacls C:\Windows\System32\wininit.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\smss.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\csrss.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\wininit.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\LogonUI.exe && icacls C:\Windows\System32\LogonUI.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\lsass.exe && icacls C:\Windows\System32\lsass.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\LogonUI.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\services.exe && icacls C:\Windows\System32\services.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\wininit.exe /grant "Admin:F"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winlogon.exe && icacls C:\Windows\System32\winlogon.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\lsass.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winload.efi && icacls C:\Windows\System32\winload.efi /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winlogon.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\services.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winload.exe && icacls C:\Windows\System32\winload.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\ntoskrnl.exe && icacls C:\Windows\System32\ntoskrnl.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winload.efi

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winload.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\svchost.exe && icacls C:\Windows\System32\svchost.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\gm.dls && icacls C:\Windows\System32\drivers\gm.dls /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\svchost.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\ntoskrnl.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\gmreadme.txt && icacls C:\Windows\System32\drivers\gmreadme.txt /grant "%username%:F" && exit

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\ntoskrnl.exe /grant "Admin:F"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\wimmount.sys && icacls C:\Windows\System32\drivers\wimmount.sys /grant "%username%:F" && exit

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\svchost.exe /grant "Admin:F"

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\gm.dls

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\gmreadme.txt

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\gm.dls /grant "Admin:F"

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\wimmount.sys

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\gmreadme.txt /grant "Admin:F"

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\wimmount.sys /grant "Admin:F"

Network

N/A

Files

memory/2516-0-0x0000000001040000-0x000000000109C000-memory.dmp

memory/2516-1-0x00000000746A0000-0x0000000074D8E000-memory.dmp

memory/2516-2-0x00000000049E0000-0x0000000004A20000-memory.dmp

C:\Users\Admin\Desktop\ń♠œ±¢Σ5╠∩®²╩π™█2õ♦õ•π♀߯╤☻ěž3š╚øσŸ1▀5Σ►—춤╩◙≈åšσœ¾ž1φÿŸ╤▌♀72ÿ▌¤╔○6ě5φ∩π◄×₧Σ╠╚Â1╠◙╩π®☺ÿ▌ï▌3£æ73►○☼◙√

MD5 9e1e5883c74742a497cf5c272ccd2321
SHA1 2cf33e34d08b8e17743a60352baffef4b6f02dee
SHA256 ca687b6a7c3d29b566f3e1988b9f877b51d9a83ee25ffe0755a8dcd3eb5f434a
SHA512 f2284f0c624cc07a65c16f87865bb98aaa176b1d8b45cd4fbcc1143c9c2297fe6b1d4db55ef054be2bc151c8cc25ff4da7c997b7d38dae3dccd2ffe1c3c01a6b

memory/2516-307-0x00000000746A0000-0x0000000074D8E000-memory.dmp

memory/2516-308-0x00000000049E0000-0x0000000004A20000-memory.dmp

memory/2516-309-0x00000000049E0000-0x0000000004A20000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-02 20:50

Reported

2024-03-02 21:20

Platform

win10v2004-20240226-en

Max time kernel

28s

Max time network

12s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe"

Signatures

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, cluttscape.exe" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Disables RegEdit via registry modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Disables Task Manager via registry modification

evasion

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Modifies WinLogon

persistence
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoRestartShell = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\DisableCAD = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\kill.ico C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\cluttscape.exe C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
File opened for modification C:\Windows\cluttscape.exe C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Unknown\DefaultIcon\ = "C:\\Windows\\SysWow64\\kill.ico" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\takeown.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4916 wrote to memory of 364 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 364 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 364 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4676 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 1884 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 1884 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 1884 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 2008 wrote to memory of 2116 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2008 wrote to memory of 2116 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2008 wrote to memory of 2116 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4916 wrote to memory of 3452 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 3452 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 3452 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4676 wrote to memory of 552 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4676 wrote to memory of 552 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4676 wrote to memory of 552 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4916 wrote to memory of 3096 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 3096 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 3096 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 364 wrote to memory of 4848 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 364 wrote to memory of 4848 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 364 wrote to memory of 4848 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4916 wrote to memory of 4476 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4476 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4476 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 1596 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 1596 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 1596 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 3192 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 3192 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 3192 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 1884 wrote to memory of 1344 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1884 wrote to memory of 1344 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1884 wrote to memory of 1344 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3452 wrote to memory of 3164 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3452 wrote to memory of 3164 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3452 wrote to memory of 3164 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4916 wrote to memory of 1396 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 1396 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 1396 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 4916 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe C:\Windows\SysWOW64\cmd.exe
PID 3096 wrote to memory of 1772 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3096 wrote to memory of 1772 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3096 wrote to memory of 1772 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4476 wrote to memory of 2784 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4476 wrote to memory of 2784 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 4476 wrote to memory of 2784 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1596 wrote to memory of 1188 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1596 wrote to memory of 1188 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 1596 wrote to memory of 1188 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3192 wrote to memory of 2720 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3192 wrote to memory of 2720 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 3192 wrote to memory of 2720 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe
PID 2900 wrote to memory of 2380 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\rundll32.exe

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\shutdownwithoutlogon = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\UseDefaultTile = "1" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe

"C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\rundll32.exe

RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\smss.exe && icacls C:\Windows\System32\smss.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\csrss.exe && icacls C:\Windows\System32\csrss.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\wininit.exe && icacls C:\Windows\System32\wininit.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\LogonUI.exe && icacls C:\Windows\System32\LogonUI.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\lsass.exe && icacls C:\Windows\System32\lsass.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\services.exe && icacls C:\Windows\System32\services.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winlogon.exe && icacls C:\Windows\System32\winlogon.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\csrss.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winload.efi && icacls C:\Windows\System32\winload.efi /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winload.exe && icacls C:\Windows\System32\winload.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\smss.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\wininit.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\ntoskrnl.exe && icacls C:\Windows\System32\ntoskrnl.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\LogonUI.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\svchost.exe && icacls C:\Windows\System32\svchost.exe /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winlogon.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\afunix.sys && icacls C:\Windows\System32\drivers\afunix.sys /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\gm.dls && icacls C:\Windows\System32\drivers\gm.dls /grant "%username%:F" && exit

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\gmreadme.txt && icacls C:\Windows\System32\drivers\gmreadme.txt /grant "%username%:F" && exit

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winload.efi

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\ntoskrnl.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\lsass.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\services.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\winload.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\afunix.sys

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\svchost.exe

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\gm.dls

C:\Windows\SysWOW64\takeown.exe

takeown /f C:\Windows\System32\drivers\gmreadme.txt

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\afunix.sys /grant "Admin:F"

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\gm.dls /grant "Admin:F"

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\svchost.exe /grant "Admin:F"

C:\Windows\SysWOW64\icacls.exe

icacls C:\Windows\System32\drivers\gmreadme.txt /grant "Admin:F"

Network

Country Destination Domain Proto
US 8.8.8.8:53 3.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 198.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 182.245.100.95.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp

Files

memory/4916-0-0x0000000000160000-0x00000000001BC000-memory.dmp

memory/4916-1-0x0000000074AB0000-0x0000000075260000-memory.dmp

memory/4916-2-0x0000000004B50000-0x0000000004BE2000-memory.dmp

memory/4916-3-0x00000000051A0000-0x0000000005744000-memory.dmp

memory/4916-4-0x0000000004B30000-0x0000000004B40000-memory.dmp

C:\Users\Admin\Desktop\ó±◙♦ε♣¾•╚¾○■ěÆ♀₧č5╧éφσ4«2×6█ö¶®♥¾Â♥ń╤∩▐◘♂×6øä3╔▌♪7ø▌3₧21φö¢♀£åµé▌♫σÇ7╧╬íń▲ř•öß╠™╧¤₧ñšΣ¤×♠¢¢▬䵜ÿ▀é█č

MD5 9e1e5883c74742a497cf5c272ccd2321
SHA1 2cf33e34d08b8e17743a60352baffef4b6f02dee
SHA256 ca687b6a7c3d29b566f3e1988b9f877b51d9a83ee25ffe0755a8dcd3eb5f434a
SHA512 f2284f0c624cc07a65c16f87865bb98aaa176b1d8b45cd4fbcc1143c9c2297fe6b1d4db55ef054be2bc151c8cc25ff4da7c997b7d38dae3dccd2ffe1c3c01a6b

memory/4916-309-0x0000000004DF0000-0x0000000004DFA000-memory.dmp

memory/4916-310-0x0000000074AB0000-0x0000000075260000-memory.dmp

memory/4916-311-0x0000000004B30000-0x0000000004B40000-memory.dmp