Malware Analysis Report

2024-10-16 03:32

Sample ID 240228-a162yafc6v
Target 2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber
SHA256 8ba23fb7e052040ba3a66158f4387c5b74069fbebbe7378c1672236240cb2063
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

8ba23fb7e052040ba3a66158f4387c5b74069fbebbe7378c1672236240cb2063

Threat Level: Known bad

The file 2024-02-28_bc410d8c88d69e7da17128901b09d1bf_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

2024-02-28 00:41

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-28 00:41

Reported

2024-02-28 00:44

Platform

win7-20240221-en

Max time kernel

117s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_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\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_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\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\ProgID\ = "MimeDir.MimeDirItem.1" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\ = "C:\\PROGRA~2\\MICROS~1\\Office14\\MIMEDIR.DLL" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\ProgID C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\VersionIndependentProgID C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\VersionIndependentProgID\ = "MimeDir.MimeDirItem" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E} C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\ = "MimeDirItem Class" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe

"C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe"

Network

N/A

Files

memory/2332-0-0x0000000002B10000-0x0000000002D1C000-memory.dmp

memory/2332-2-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2332-7-0x0000000002B10000-0x0000000002D1C000-memory.dmp

memory/2332-10-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2332-11-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2332-12-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2332-13-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/2332-14-0x0000000002B10000-0x0000000002D1C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-28 00:41

Reported

2024-02-28 00:44

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_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\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E} C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\Class = "Microsoft.Vbe.Interop.ReferencesClass" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\15.0.0.0\RuntimeVersion = "v2.0.50727" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\15.0.0.0\Assembly = "Microsoft.Vbe.Interop, Version=15.0.0.0, Culture=neutral, PublicKeyToken=71E9BCE111E9429C" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\15.0.0.0\Class = "Microsoft.Vbe.Interop.ReferencesClass" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\Assembly = "Microsoft.Vbe.Interop, Version=15.0.0.0, Culture=neutral, PublicKeyToken=71E9BCE111E9429C" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\RuntimeVersion = "v2.0.50727" C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2096C77B-9291-3F3B-1019-AA26EBD2C58E}\InprocServer32\15.0.0.0 C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe

"C:\Users\Admin\AppData\Local\Temp\2024-02-28_bc410d8c88d69e7da17128901b09d1bf_mafia_magniber.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 26.178.89.13.in-addr.arpa udp

Files

memory/4492-0-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/4492-2-0x0000000002F10000-0x000000000311C000-memory.dmp

memory/4492-9-0x0000000002F10000-0x000000000311C000-memory.dmp

memory/4492-12-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/4492-13-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/4492-14-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/4492-15-0x0000000000400000-0x0000000000AE6000-memory.dmp

memory/4492-16-0x0000000002F10000-0x000000000311C000-memory.dmp