Malware Analysis Report

2024-10-16 03:30

Sample ID 240805-ggm82sybrn
Target ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d
SHA256 ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d
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

ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d

Threat Level: Known bad

The file ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d 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

Modifies registry class

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-05 05:46

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-05 05:46

Reported

2024-08-05 05:49

Platform

win7-20240704-en

Max time kernel

15s

Max time network

20s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.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\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.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\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.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\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\ = "DfMarshal" C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\InprocServer32\ = "ole32.dll" C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95} C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2552 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe
PID 2552 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe
PID 2552 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe
PID 2552 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe
PID 2552 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe
PID 2552 wrote to memory of 1100 N/A C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe

"C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe"

C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe

"C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe"

Network

N/A

Files

memory/2552-0-0x0000000000400000-0x0000000000896000-memory.dmp

memory/1100-1-0x0000000000400000-0x0000000000896000-memory.dmp

memory/1100-6-0x00000000005C0000-0x00000000005C1000-memory.dmp

memory/1100-10-0x00000000028E0000-0x0000000002AED000-memory.dmp

memory/2552-5-0x0000000002500000-0x0000000002996000-memory.dmp

memory/1100-11-0x0000000000400000-0x0000000000896000-memory.dmp

memory/1100-2-0x00000000028E0000-0x0000000002AED000-memory.dmp

memory/1100-20-0x0000000003D10000-0x0000000003D30000-memory.dmp

memory/1100-16-0x0000000000400000-0x0000000000896000-memory.dmp

memory/1100-19-0x0000000000400000-0x0000000000896000-memory.dmp

memory/1100-17-0x0000000000400000-0x0000000000896000-memory.dmp

memory/1100-18-0x0000000000400000-0x0000000000896000-memory.dmp

memory/1100-21-0x0000000000400000-0x0000000000896000-memory.dmp

memory/2552-22-0x0000000000400000-0x0000000000896000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-05 05:46

Reported

2024-08-05 05:49

Platform

win10v2004-20240802-en

Max time kernel

125s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.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\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.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\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.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\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\InprocServer32\ = "C:\\Windows\\SysWOW64\\mfc42u.dll" C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95} C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\ = "Color Property Page" C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B7D96FBC-09E7-8D34-27B9-2F91B6DDFC95}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe

"C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe"

C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.exe

"C:\Users\Admin\AppData\Local\Temp\ff26a8fe142b16d6dadd42f5a5fe2cad2376ae5fc86813713c0f3105edab260d.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 --field-trial-handle=4124,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4104 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp

Files

memory/1492-0-0x0000000000400000-0x0000000000896000-memory.dmp

memory/2644-3-0x0000000000400000-0x0000000000896000-memory.dmp

memory/2644-4-0x0000000002C60000-0x0000000002E6D000-memory.dmp

memory/2644-11-0x0000000002C60000-0x0000000002E6D000-memory.dmp

memory/2644-18-0x0000000000400000-0x0000000000896000-memory.dmp

memory/2644-20-0x0000000003280000-0x00000000032A0000-memory.dmp

memory/2644-19-0x0000000000400000-0x0000000000896000-memory.dmp

memory/2644-17-0x0000000000400000-0x0000000000896000-memory.dmp

memory/2644-16-0x0000000000400000-0x0000000000896000-memory.dmp

memory/1492-21-0x0000000000400000-0x0000000000896000-memory.dmp

memory/2644-22-0x0000000000400000-0x0000000000896000-memory.dmp

memory/2644-23-0x0000000002C60000-0x0000000002E6D000-memory.dmp