Malware Analysis Report

2024-10-16 03:30

Sample ID 240803-a9p5saxdpm
Target 45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c
SHA256 45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c
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

45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c

Threat Level: Known bad

The file 45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c 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

2024-08-03 00:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-03 00:54

Reported

2024-08-03 00:57

Platform

win7-20240704-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.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\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.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\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.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\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D} C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D}\ = "IP Route Helper Class" C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D}\InProcServer32\ = "%SystemRoot%\\SysWow64\\netcorehc.dll" C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D}\InProcServer32\ThreadingModel = "Free" C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe

"C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe"

Network

N/A

Files

memory/1740-0-0x00000000025D0000-0x00000000027DC000-memory.dmp

memory/1740-7-0x00000000025D0000-0x00000000027DC000-memory.dmp

memory/1740-8-0x0000000000400000-0x000000000071B000-memory.dmp

memory/1740-2-0x0000000000400000-0x000000000071B000-memory.dmp

memory/1740-11-0x0000000000400000-0x000000000071B000-memory.dmp

memory/1740-12-0x0000000000400000-0x000000000071B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-03 00:54

Reported

2024-08-03 00:57

Platform

win10v2004-20240802-en

Max time kernel

125s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.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\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.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\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.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\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D}\ = "IE Background Task Scheduler" C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D}\InProcServer32\ = "C:\\Windows\\SysWOW64\\ieframe.dll" C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BECB53E-011C-6D53-F838-649FC6392C9D} C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.exe

"C:\Users\Admin\AppData\Local\Temp\45e1fe5142a223250ad83449262d0c688cf781c8f618c8b1f17d90738694eb3c.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=4928,i,3861745594156495651,17595114179815238301,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:8

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 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp

Files

memory/3940-0-0x0000000000400000-0x000000000071B000-memory.dmp

memory/3940-2-0x0000000002940000-0x0000000002B4C000-memory.dmp

memory/3940-8-0x0000000002940000-0x0000000002B4C000-memory.dmp

memory/3940-11-0x0000000000400000-0x000000000071B000-memory.dmp

memory/3940-12-0x0000000000400000-0x000000000071B000-memory.dmp

memory/3940-13-0x0000000002940000-0x0000000002B4C000-memory.dmp