Malware Analysis Report

2025-08-11 01:20

Sample ID 231223-qzvkhscagr
Target FantaUD.exe
SHA256 7a6cbf83e9314f737085966c78d7dab8c1bfc067fe55d35c4d33e4cd0b39f3e4
Tags
vmprotect
score
7/10

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
7/10

SHA256

7a6cbf83e9314f737085966c78d7dab8c1bfc067fe55d35c4d33e4cd0b39f3e4

Threat Level: Shows suspicious behavior

The file FantaUD.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary

vmprotect

VMProtect packed file

Executes dropped EXE

Suspicious use of NtSetInformationThreadHideFromDebugger

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-23 13:42

Signatures

VMProtect packed file

vmprotect
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

2023-12-23 13:42

Reported

2023-12-23 13:46

Platform

win11-20231215-en

Max time kernel

138s

Max time network

152s

Command Line

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

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SOLUTION.EXE N/A

VMProtect packed file

vmprotect
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

Suspicious use of NtSetInformationThreadHideFromDebugger

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

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\FantaUD.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1976 wrote to memory of 4076 N/A C:\Users\Admin\AppData\Local\Temp\FantaUD.exe C:\Users\Admin\AppData\Local\Temp\SOLUTION.EXE
PID 1976 wrote to memory of 4076 N/A C:\Users\Admin\AppData\Local\Temp\FantaUD.exe C:\Users\Admin\AppData\Local\Temp\SOLUTION.EXE

Processes

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

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

C:\Users\Admin\AppData\Local\Temp\SOLUTION.EXE

"C:\Users\Admin\AppData\Local\Temp\SOLUTION.EXE"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1976 -ip 1976

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 864

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/1976-0-0x0000000000DA0000-0x0000000001802000-memory.dmp

memory/1976-2-0x0000000003B50000-0x0000000003B51000-memory.dmp

memory/1976-1-0x0000000003B40000-0x0000000003B41000-memory.dmp

memory/1976-4-0x0000000000DA0000-0x0000000001802000-memory.dmp

memory/1976-5-0x0000000003B90000-0x0000000003B91000-memory.dmp

memory/1976-3-0x0000000003B80000-0x0000000003B81000-memory.dmp

memory/1976-7-0x0000000003BC0000-0x0000000003BC1000-memory.dmp

memory/1976-6-0x0000000003BB0000-0x0000000003BB1000-memory.dmp

memory/1976-8-0x0000000003BD0000-0x0000000003BD1000-memory.dmp

memory/1976-9-0x0000000003BE0000-0x0000000003BE1000-memory.dmp

memory/1976-10-0x0000000000DA0000-0x0000000001802000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\SOLUTION.EXE

MD5 e226e3451f34e5c86837bc08f3733a35
SHA1 a745bba5ff6bb093056954ed720289dc257a57f9
SHA256 8fb2681dc379493786be8d2191c7d9b06c50995d81de0f6d80767a239e003edb
SHA512 fa57d8541c6856eee8faaf475ab54adb969013d88515705668e4567df6d2182fdffa45dbc5212c11b52e13b74d4aaaddf3c7605378d3cc959589cca51dec7738

memory/1976-20-0x0000000000DA0000-0x0000000001802000-memory.dmp