Malware Analysis Report

2024-10-16 03:32

Sample ID 240407-fbkejadg47
Target 2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber
SHA256 52e276fbe0fc3a09e3a1c8cca033d73f3849b888af39d9e10b3b4c6586ceb2bb
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

52e276fbe0fc3a09e3a1c8cca033d73f3849b888af39d9e10b3b4c6586ceb2bb

Threat Level: Known bad

The file 2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber 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

2024-04-07 04:41

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-07 04:41

Reported

2024-04-07 04:44

Platform

win7-20240221-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.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\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.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\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\InprocServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5} C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\ = "Audio Renderer Property Page" C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\InprocServer32\ = "C:\\Windows\\SysWOW64\\quartz.dll" C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe

"C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe"

Network

N/A

Files

memory/2016-0-0x0000000003FE0000-0x00000000041EC000-memory.dmp

memory/2016-3-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/2016-8-0x0000000003FE0000-0x00000000041EC000-memory.dmp

memory/2016-11-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/2016-13-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/2016-14-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/2016-15-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/2016-16-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/2016-17-0x0000000003FE0000-0x00000000041EC000-memory.dmp

memory/2016-23-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/2016-22-0x0000000003FE0000-0x00000000041EC000-memory.dmp

memory/2016-24-0x0000000003FE0000-0x00000000041EC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 04:41

Reported

2024-04-07 04:45

Platform

win10v2004-20240226-en

Max time kernel

131s

Max time network

205s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.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\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.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\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5} C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\ = "Microsoft Windows Remote Shell Host" C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\AppId = "{3e5ca495-8d6a-4d1f-ad99-177b426c8b8e}" C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\LocalServer32 C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\LocalServer32\ = "%systemroot%\\SysWow64\\WinrsHost.exe" C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{075B508F-F67A-D3A6-1A7B-A49FF3AB99B5}\LocalServer32\ServerExecutable = "%systemroot%\\SysWow64\\WinrsHost.exe" C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe

"C:\Users\Admin\AppData\Local\Temp\2024-04-07_c5041f18daf9859ba83f312f1097dd5a_mafia_magniber.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 10.173.189.20.in-addr.arpa udp

Files

memory/1168-1-0x00000000043D0000-0x00000000045DC000-memory.dmp

memory/1168-2-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-8-0x00000000043D0000-0x00000000045DC000-memory.dmp

memory/1168-11-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-13-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-14-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-15-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-16-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-17-0x00000000043D0000-0x00000000045DC000-memory.dmp

memory/1168-18-0x00000000043D0000-0x00000000045DC000-memory.dmp

memory/1168-19-0x00000000043D0000-0x00000000045DC000-memory.dmp

memory/1168-20-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-21-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-22-0x00000000043D0000-0x00000000045DC000-memory.dmp

memory/1168-23-0x0000000000400000-0x0000000001FB6000-memory.dmp

memory/1168-28-0x00000000043D0000-0x00000000045DC000-memory.dmp

memory/1168-29-0x0000000000400000-0x0000000001FB6000-memory.dmp