Malware Analysis Report

2024-10-16 07:01

Sample ID 240609-f48b3aeb7s
Target MWIII UPDATED AIO.exe
SHA256 546ba562b2d4d7c4889b713472ad571a39d898b579a99ee778ce489300b6a6c6
Tags
evasion ransomware themida trojan
score
9/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
9/10

SHA256

546ba562b2d4d7c4889b713472ad571a39d898b579a99ee778ce489300b6a6c6

Threat Level: Likely malicious

The file MWIII UPDATED AIO.exe was found to be: Likely malicious.

Malicious Activity Summary

evasion ransomware themida trojan

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Modifies boot configuration data using bcdedit

Checks BIOS information in registry

Themida packer

Checks whether UAC is enabled

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-09 05:27

Signatures

Themida packer

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-09 05:26

Reported

2024-06-09 05:28

Platform

win11-20240426-en

Max time kernel

7s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe"

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe N/A

Modifies boot configuration data using bcdedit

ransomware evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\bcdedit.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe N/A

Themida packer

themida
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A 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\MWIII UPDATED AIO.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2820 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe C:\Windows\system32\cmd.exe
PID 2820 wrote to memory of 4840 N/A C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe C:\Windows\system32\cmd.exe
PID 4840 wrote to memory of 4652 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4840 wrote to memory of 4652 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bcdedit.exe

Processes

C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe

"C:\Users\Admin\AppData\Local\Temp\MWIII UPDATED AIO.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c bcdedit /set hypervisorlaunchtype off >nul 2>&1

C:\Windows\system32\bcdedit.exe

bcdedit /set hypervisorlaunchtype off

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c cls

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c cls

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c cls

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c cls

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c cls

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c shutdown /r /f /t 0 >nul 2>&1

C:\Windows\system32\shutdown.exe

shutdown /r /f /t 0

C:\Windows\system32\LogonUI.exe

"LogonUI.exe" /flags:0x4 /state0:0xa3a04055 /state1:0x41c64e6d

Network

Files

memory/2820-1-0x00007FFE10AE7000-0x00007FFE10AE9000-memory.dmp

memory/2820-0-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp

memory/2820-4-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp

memory/2820-2-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp

memory/2820-3-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp

memory/2820-6-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp

memory/2820-8-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp

memory/2820-5-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp

memory/2820-7-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp

memory/2820-10-0x00007FF78DD10000-0x00007FF78EB3B000-memory.dmp