Malware Analysis Report

2024-10-16 03:31

Sample ID 240920-hrcezatfkd
Target 20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia
SHA256 1e7d59c869e27073d03898b7ded8c597b55a2791c36af2ae29d8593751c72687
Tags
banload discovery 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

1e7d59c869e27073d03898b7ded8c597b55a2791c36af2ae29d8593751c72687

Threat Level: Known bad

The file 20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia was found to be: Known bad.

Malicious Activity Summary

banload discovery downloader dropper evasion trojan

Banload

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

Checks BIOS information in registry

System Location Discovery: System Language Discovery

Unsigned PE

Modifies registry class

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-20 06:57

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-20 06:57

Reported

2024-09-20 07:00

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.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\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.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\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B} C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\ = "Microsoft DocProp Inplace Droplist Combo Control" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\InProcServer32\ = "%SystemRoot%\\SysWow64\\shell32.dll" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe

"C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe"

C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe

"C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe"

Network

N/A

Files

memory/2080-0-0x0000000000400000-0x00000000016FE000-memory.dmp

memory/3068-1-0x0000000004100000-0x000000000430C000-memory.dmp

memory/3068-9-0x0000000004100000-0x000000000430C000-memory.dmp

memory/3068-8-0x0000000000400000-0x00000000016FE000-memory.dmp

memory/2080-10-0x00000000033E0000-0x00000000046DE000-memory.dmp

memory/3068-11-0x0000000000EF7000-0x0000000000EF8000-memory.dmp

memory/2080-14-0x0000000000400000-0x00000000016FE000-memory.dmp

memory/3068-15-0x0000000000400000-0x00000000016FE000-memory.dmp

memory/3068-16-0x0000000004100000-0x000000000430C000-memory.dmp

memory/2080-17-0x00000000033E0000-0x00000000046DE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-20 06:57

Reported

2024-09-20 07:00

Platform

win10v2004-20240802-en

Max time kernel

93s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.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\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.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\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B} C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502} C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\InProcServer32\ = "C:\\Windows\\SysWOW64\\wshom.ocx" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\ProgID\ = "WScript.Network.1" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\Programmable C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\TypeLib C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\TypeLib\ = "{F935DC20-1CF0-11D0-ADB9-00C04FD58A0B}" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\VersionIndependentProgID C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\VersionIndependentProgID\ = "WScript.Network" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\ = "Windows Script Host Network Object" C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\Implemented Categories C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63EE0A1C-773B-1064-B3AC-580E23497C1B}\ProgID C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe

"C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe"

C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe

"C:\Users\Admin\AppData\Local\Temp\20240920aaa74715d5f3f0b8745b66f8b2ed1ef3mafia.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 34.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

memory/1400-1-0x0000000000400000-0x00000000016FE000-memory.dmp

memory/936-3-0x0000000000400000-0x00000000016FE000-memory.dmp

memory/936-10-0x00000000059E0000-0x0000000005BEC000-memory.dmp

memory/936-4-0x00000000059E0000-0x0000000005BEC000-memory.dmp

memory/1400-13-0x0000000000400000-0x00000000016FE000-memory.dmp

memory/936-14-0x0000000000400000-0x00000000016FE000-memory.dmp

memory/936-15-0x00000000059E0000-0x0000000005BEC000-memory.dmp