Malware Analysis Report

2024-10-16 03:30

Sample ID 240825-qxyjdsxbpc
Target Setup.exe
SHA256 9b8a5b0a45adf843e24214b46c285e44e73bc6eaf9e2a3b2c14a6d93ae541363
Tags
banload downloader dropper evasion persistence privilege_escalation 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

9b8a5b0a45adf843e24214b46c285e44e73bc6eaf9e2a3b2c14a6d93ae541363

Threat Level: Known bad

The file Setup.exe was found to be: Known bad.

Malicious Activity Summary

banload downloader dropper evasion persistence privilege_escalation trojan

Banload

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

Checks BIOS information in registry

Event Triggered Execution: Component Object Model Hijacking

Modifies registry class

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 13:39

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 13:39

Reported

2024-08-25 13:41

Platform

win7-20240704-en

Max time kernel

12s

Max time network

18s

Command Line

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

Event Triggered Execution: Component Object Model Hijacking

persistence privilege_escalation

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\2.0.0.0 C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\2.0.0.0\Assembly = "mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\ProgId C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\Implemented Categories\{62C8FE65-4EBB-45E7-B440-6E39B2CDBF29} C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\ = "mscoree.dll" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\Class = "System.TypeLoadException" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\2.0.0.0\RuntimeVersion = "v2.0.50727" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\ProgId\ = "System.TypeLoadException" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3} C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\ = "System.TypeLoadException" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\Implemented Categories C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InprocServer32\2.0.0.0\Class = "System.TypeLoadException" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Setup.exe

"C:\Users\Admin\AppData\Local\Temp\Setup.exe"

Network

N/A

Files

memory/3012-0-0x0000000003E10000-0x0000000003FF8000-memory.dmp

memory/3012-14-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/3012-17-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/3012-13-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/3012-10-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/3012-16-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/3012-15-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/3012-19-0x0000000000400000-0x0000000001CF7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-25 13:39

Reported

2024-08-25 13:41

Platform

win10v2004-20240802-en

Max time kernel

132s

Max time network

122s

Command Line

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

Event Triggered Execution: Component Object Model Hijacking

persistence privilege_escalation

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3} C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{6EEAF7AB-9B86-0A4B-E9E8-6422E70DF8B3}\InProcServer32\ = "%SystemRoot%\\system32\\shell32.dll" C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Setup.exe

"C:\Users\Admin\AppData\Local\Temp\Setup.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/2528-0-0x0000000004060000-0x0000000004248000-memory.dmp

memory/2528-10-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/2528-12-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/2528-14-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/2528-16-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/2528-15-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/2528-17-0x0000000000400000-0x0000000001CF7000-memory.dmp

memory/2528-19-0x0000000000400000-0x0000000001CF7000-memory.dmp