Malware Analysis Report

2024-10-24 18:45

Sample ID 231024-e4k14aad9t
Target 5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf
SHA256 5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf
Tags
banload downloader dropper persistence 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

5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf

Threat Level: Known bad

The file 5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf was found to be: Known bad.

Malicious Activity Summary

banload downloader dropper persistence trojan

Banload

Checks BIOS information in registry

Registers COM server for autorun

Unsigned PE

Modifies registry class

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-10-24 04:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-24 04:29

Reported

2023-10-24 04:32

Platform

win7-20231020-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe"

Signatures

Banload

trojan dropper downloader banload

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A

Registers COM server for autorun

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32\ = "C:\\Windows\\System32\\CPFilters.dll" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584} C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\ = "PBDA DTFilter" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32\ = "C:\\Windows\\System32\\CPFilters.dll" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe

"C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe"

Network

N/A

Files

memory/2516-0-0x0000000002440000-0x000000000262A000-memory.dmp

memory/2516-7-0x0000000002440000-0x000000000262A000-memory.dmp

memory/2516-12-0x0000000140000000-0x0000000140282000-memory.dmp

memory/2516-13-0x0000000140000000-0x0000000140282000-memory.dmp

memory/2516-14-0x0000000002440000-0x000000000262A000-memory.dmp

memory/2516-16-0x0000000000290000-0x0000000000291000-memory.dmp

memory/2516-17-0x0000000002440000-0x000000000262A000-memory.dmp

memory/2516-19-0x0000000140000000-0x0000000140282000-memory.dmp

memory/2516-20-0x0000000000290000-0x0000000000291000-memory.dmp

memory/2516-22-0x0000000140000000-0x0000000140282000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-24 04:29

Reported

2023-10-24 04:32

Platform

win10v2004-20231023-en

Max time kernel

141s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe"

Signatures

Banload

trojan dropper downloader banload

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A

Registers COM server for autorun

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32\ = "%ProgramFiles%\\Windows Photo Viewer\\PhotoAcq.dll" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\ProgID C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\VersionIndependentProgID C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\VersionIndependentProgID\ = "Microsoft.PhotoProgressDialog" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\TypeLib C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\TypeLib\ = "{00f25ae8-3625-4e34-92d4-f0918cf010ee}" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\Version C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32\ = "%ProgramFiles%\\Windows Photo Viewer\\PhotoAcq.dll" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\InprocServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584} C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\ = "PhotoProgressDialog" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\ProgID\ = "Microsoft.PhotoProgressDialog.1" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{54659997-AE7E-9524-DC29-D79920BCD584}\Version\ = "1.0" C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe

"C:\Users\Admin\AppData\Local\Temp\5e4354d975b8f1543d66ca388e4755d3df3bec54b2a20a31f404934640b1fdbf.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 29.81.57.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 15.173.189.20.in-addr.arpa udp

Files

memory/4384-0-0x0000000002700000-0x00000000028EA000-memory.dmp

memory/4384-7-0x0000000002700000-0x00000000028EA000-memory.dmp

memory/4384-12-0x0000000140000000-0x0000000140282000-memory.dmp

memory/4384-13-0x0000000140000000-0x0000000140282000-memory.dmp

memory/4384-14-0x0000000002700000-0x00000000028EA000-memory.dmp

memory/4384-16-0x00000000026B0000-0x00000000026B1000-memory.dmp

memory/4384-17-0x0000000002700000-0x00000000028EA000-memory.dmp

memory/4384-19-0x0000000140000000-0x0000000140282000-memory.dmp

memory/4384-20-0x00000000026B0000-0x00000000026B1000-memory.dmp

memory/4384-22-0x0000000140000000-0x0000000140282000-memory.dmp