Malware Analysis Report

2024-10-16 03:31

Sample ID 240818-3xr3tssblb
Target eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737
SHA256 eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737
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

eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737

Threat Level: Known bad

The file eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737 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 use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-18 23:53

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-18 23:53

Reported

2024-08-18 23:56

Platform

win7-20240729-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.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\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.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\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.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\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\InProcServer32\ = "%SystemRoot%\\SysWow64\\UserAccountControlSettings.dll" C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7} C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\ = "User Account Control Settings" C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\AppID = "{06C792F8-6212-4F39-BF70-E8C0AC965C23}" C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\LocalizedString = "@%SystemRoot%\\system32\\UserAccountControlSettings.dll,-70" C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe

"C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe"

Network

N/A

Files

memory/3068-21-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/3068-19-0x0000000003240000-0x0000000003440000-memory.dmp

memory/3068-18-0x0000000003240000-0x0000000003440000-memory.dmp

memory/3068-17-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/3068-15-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/3068-13-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/3068-12-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/3068-14-0x0000000000360000-0x0000000000380000-memory.dmp

memory/3068-10-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/3068-7-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/3068-6-0x0000000003240000-0x0000000003440000-memory.dmp

memory/3068-0-0x0000000003240000-0x0000000003440000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-18 23:53

Reported

2024-08-18 23:56

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.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\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.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\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.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\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\ = "StdOleLink" C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7}\InprocServer32\ = "combase.dll" C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{64EDD3F2-7AA3-8105-AE3F-99664D2D41E7} C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe

"C:\Users\Admin\AppData\Local\Temp\eaec2c141798fc8da7431235ab33d4e03011d9a897a194fc06092486ba134737.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 89.65.42.20.in-addr.arpa udp

Files

memory/4396-1-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/4396-2-0x0000000003710000-0x0000000003910000-memory.dmp

memory/4396-8-0x0000000003710000-0x0000000003910000-memory.dmp

memory/4396-13-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/4396-11-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/4396-14-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/4396-15-0x0000000003E70000-0x0000000003E90000-memory.dmp

memory/4396-19-0x0000000003710000-0x0000000003910000-memory.dmp

memory/4396-16-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/4396-18-0x0000000000400000-0x00000000013EC000-memory.dmp

memory/4396-20-0x0000000003710000-0x0000000003910000-memory.dmp

memory/4396-22-0x0000000000400000-0x00000000013EC000-memory.dmp