Malware Analysis Report

2024-10-16 03:32

Sample ID 240414-hjrjxshf61
Target 2024-04-14_79a7a5d87f09187725186977490d5553_mafia
SHA256 308b78b0863496894408988970cce02a8782e26a40406d73259b062b7fa5e4df
Tags
banload downloader dropper evasion trojan
score
10/10

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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

308b78b0863496894408988970cce02a8782e26a40406d73259b062b7fa5e4df

Threat Level: Known bad

The file 2024-04-14_79a7a5d87f09187725186977490d5553_mafia was found to be: Known bad.

Malicious Activity Summary

banload downloader dropper evasion trojan

Banload

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

Checks BIOS information in registry

Modifies registry class

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-14 06:46

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-14 06:46

Reported

2024-04-14 06:48

Platform

win7-20240221-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe"

Signatures

Banload

trojan dropper downloader banload

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\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.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\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B} C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B}\ = "PointerMoniker" C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B}\InprocServer32\ = "ole32.dll" C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe

"C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe"

Network

N/A

Files

memory/1668-0-0x00000000029C0000-0x0000000002BAE000-memory.dmp

memory/1668-1-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/1668-7-0x00000000029C0000-0x0000000002BAE000-memory.dmp

memory/1668-12-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/1668-13-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/1668-15-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/1668-16-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/1668-17-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/1668-18-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/1668-19-0x00000000029C0000-0x0000000002BAE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-14 06:46

Reported

2024-04-14 06:48

Platform

win10v2004-20240412-en

Max time kernel

7s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe"

Signatures

Banload

trojan dropper downloader banload

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\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.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\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B} C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B}\ = "CLSID_ExtensionListContextMenu" C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B}\InProcServer32\ = "C:\\Windows\\SysWOW64\\TwinUI.dll" C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{139EEB99-7F2C-ABF7-55F3-31E2C7C12B7B}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe

"C:\Users\Admin\AppData\Local\Temp\2024-04-14_79a7a5d87f09187725186977490d5553_mafia.exe"

Network

N/A

Files

memory/2500-1-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/2500-2-0x0000000002F50000-0x000000000313E000-memory.dmp

memory/2500-8-0x0000000002F50000-0x000000000313E000-memory.dmp

memory/2500-13-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/2500-14-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/2500-16-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/2500-17-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/2500-18-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/2500-19-0x0000000000400000-0x0000000000B00000-memory.dmp

memory/2500-20-0x0000000002F50000-0x000000000313E000-memory.dmp