Malware Analysis Report

2025-01-22 12:57

Sample ID 240626-d4vd4avgnk
Target f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e
SHA256 f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e
Tags
vmprotect
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e

Threat Level: Shows suspicious behavior

The file f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e was found to be: Shows suspicious behavior.

Malicious Activity Summary

vmprotect

VMProtect packed file

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-26 03:34

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

2024-06-26 03:34

Reported

2024-06-26 03:36

Platform

win7-20240611-en

Max time kernel

122s

Max time network

128s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e.dll,#1

Signatures

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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1784 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1784 wrote to memory of 2920 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e.dll,#1

Network

N/A

Files

memory/2920-0-0x0000000010018000-0x00000000101DC000-memory.dmp

memory/2920-10-0x0000000000130000-0x0000000000131000-memory.dmp

memory/2920-8-0x0000000000130000-0x0000000000131000-memory.dmp

memory/2920-6-0x0000000000130000-0x0000000000131000-memory.dmp

memory/2920-13-0x0000000010000000-0x00000000103B9000-memory.dmp

memory/2920-16-0x0000000077DC0000-0x0000000077DC1000-memory.dmp

memory/2920-15-0x0000000010000000-0x00000000103B9000-memory.dmp

memory/2920-14-0x0000000010000000-0x00000000103B9000-memory.dmp

memory/2920-5-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2920-3-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2920-1-0x0000000000120000-0x0000000000121000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 03:34

Reported

2024-06-26 03:36

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

51s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e.dll,#1

Signatures

VMProtect packed file

vmprotect
Description Indicator Process Target
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:\Windows\SysWOW64\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 928 wrote to memory of 2980 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 928 wrote to memory of 2980 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 928 wrote to memory of 2980 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f65130daa8fad7054c5a57656b01017ba7d1c94a27b49988fbe591dec30f131e.dll,#1

Network

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

Files

memory/2980-0-0x0000000010018000-0x00000000101DC000-memory.dmp

memory/2980-2-0x0000000002E60000-0x0000000002E61000-memory.dmp

memory/2980-5-0x0000000010000000-0x00000000103B9000-memory.dmp

memory/2980-6-0x0000000010000000-0x00000000103B9000-memory.dmp

memory/2980-1-0x0000000001510000-0x0000000001511000-memory.dmp