Malware Analysis Report

2024-10-16 03:30

Sample ID 240827-zchrwazhpe
Target fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920
SHA256 fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920
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

fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920

Threat Level: Known bad

The file fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920 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

2024-08-27 20:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-27 20:34

Reported

2024-08-27 20:36

Platform

win7-20240704-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.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\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.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\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.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\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66} C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\ = "SlideshowContextMenu" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InProcServer32\ = "%SystemRoot%\\SysWow64\\stobject.dll" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe

"C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe"

Network

N/A

Files

memory/2956-0-0x0000000002950000-0x0000000002B5C000-memory.dmp

memory/2956-8-0x0000000002950000-0x0000000002B5C000-memory.dmp

memory/2956-7-0x0000000000400000-0x0000000000830000-memory.dmp

memory/2956-11-0x0000000000400000-0x0000000000830000-memory.dmp

memory/2956-13-0x0000000000400000-0x0000000000830000-memory.dmp

memory/2956-12-0x0000000000400000-0x0000000000830000-memory.dmp

memory/2956-14-0x0000000002950000-0x0000000002B5C000-memory.dmp

memory/2956-15-0x0000000000400000-0x0000000000830000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-27 20:34

Reported

2024-08-27 20:36

Platform

win10v2004-20240802-en

Max time kernel

78s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.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\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.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\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.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\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InprocServer32\15.0.0.0 C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InprocServer32\15.0.0.0\Assembly = "Microsoft.Vbe.Interop, Version=15.0.0.0, Culture=neutral, PublicKeyToken=71E9BCE111E9429C" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InprocServer32\15.0.0.0\Class = "Microsoft.Vbe.Interop.WindowsClass" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66} C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InprocServer32\Class = "Microsoft.Vbe.Interop.WindowsClass" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InprocServer32\RuntimeVersion = "v2.0.50727" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InprocServer32\15.0.0.0\RuntimeVersion = "v2.0.50727" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{998C6BD0-807E-9771-E7F4-A8974606BF66}\InprocServer32\Assembly = "Microsoft.Vbe.Interop, Version=15.0.0.0, Culture=neutral, PublicKeyToken=71E9BCE111E9429C" C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe

"C:\Users\Admin\AppData\Local\Temp\fb0f80ce90e5f5bc1ae5a200abf49860a7d66a59f42e0a2255f531de41ff1920.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.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 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa 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 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/3640-0-0x0000000000400000-0x0000000000830000-memory.dmp

memory/3640-2-0x0000000002A50000-0x0000000002C5C000-memory.dmp

memory/3640-8-0x0000000002A50000-0x0000000002C5C000-memory.dmp

memory/3640-12-0x0000000000400000-0x0000000000830000-memory.dmp

memory/3640-13-0x0000000000400000-0x0000000000830000-memory.dmp

memory/3640-11-0x0000000000400000-0x0000000000830000-memory.dmp

memory/3640-14-0x0000000000400000-0x0000000000830000-memory.dmp

memory/3640-15-0x0000000002A50000-0x0000000002C5C000-memory.dmp