Malware Analysis Report

2024-10-16 03:30

Sample ID 240901-bq3r7swgqr
Target 7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea
SHA256 7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea
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

7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea

Threat Level: Known bad

The file 7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea 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

2024-09-01 01:21

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-01 01:21

Reported

2024-09-01 01:24

Platform

win7-20240729-en

Max time kernel

14s

Max time network

18s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.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\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.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\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.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\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96}\InProcServer32\ = "%SystemRoot%\\SysWow64\\shell32.dll" C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96} C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96}\ = "Csc Sync" C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe

"C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe"

Network

N/A

Files

memory/1856-8-0x0000000002560000-0x000000000276C000-memory.dmp

memory/1856-0-0x0000000002560000-0x000000000276C000-memory.dmp

memory/1856-7-0x0000000000400000-0x000000000071D000-memory.dmp

memory/1856-11-0x0000000000400000-0x000000000071D000-memory.dmp

memory/1856-12-0x0000000002560000-0x000000000276C000-memory.dmp

memory/1856-13-0x0000000000400000-0x000000000071D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-01 01:21

Reported

2024-09-01 01:24

Platform

win10v2004-20240802-en

Max time kernel

138s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.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\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.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\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.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\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96} C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96}\ = "Temporary Files Cleaner" C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96}\InProcServer32\ = "%SystemRoot%\\SysWow64\\DATACLEN.DLL" C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7AB738B5-E9D5-D1A4-7D6C-B4B84414BD96}\InProcServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe

"C:\Users\Admin\AppData\Local\Temp\7efe229baf4b895a5fa92f3ee6d6e78c971abbdf18a3bfb4eb042d683c1d8aea.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.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 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 8.8.8.8:53 210.143.182.52.in-addr.arpa udp

Files

memory/4288-0-0x0000000000400000-0x000000000071D000-memory.dmp

memory/4288-2-0x0000000002B20000-0x0000000002D2C000-memory.dmp

memory/4288-8-0x0000000002B20000-0x0000000002D2C000-memory.dmp

memory/4288-11-0x0000000000400000-0x000000000071D000-memory.dmp

memory/4288-12-0x0000000000400000-0x000000000071D000-memory.dmp

memory/4288-13-0x0000000002B20000-0x0000000002D2C000-memory.dmp