Malware Analysis Report

2025-03-15 08:29

Sample ID 250225-vftlbsxny9
Target cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684
SHA256 cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684
Tags
banload downloader dropper persistence privilege_escalation 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

cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684

Threat Level: Known bad

The file cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684 was found to be: Known bad.

Malicious Activity Summary

banload downloader dropper persistence privilege_escalation trojan

Banload family

Banload

Checks BIOS information in registry

Event Triggered Execution: Component Object Model Hijacking

Unsigned PE

Modifies registry class

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-02-25 16:56

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-02-25 16:56

Reported

2025-02-25 16:58

Platform

win7-20250207-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe"

Signatures

Banload

trojan dropper downloader banload

Banload family

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\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A

Event Triggered Execution: Component Object Model Hijacking

persistence privilege_escalation

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\Version C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\VersionIndependentProgID C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\VersionIndependentProgID\ = "MSVidCtl.MSVidWebDVD" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC} C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\InprocServer32\ = "C:\\Windows\\System32\\msvidctl.dll" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\ProgID C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\ProgID\ = "MSVidCtl.MSVidWebDVD.1" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\TypeLib C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\TypeLib\ = "{B0EDF154-910A-11D2-B632-00C04F79498E}" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\Version\ = "1.0" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\ = "WebDVD Device Segment" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\InprocServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\Programmable C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe

"C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe"

Network

N/A

Files

memory/2128-0-0x00000000023B0000-0x000000000259A000-memory.dmp

memory/2128-7-0x00000000023B0000-0x000000000259A000-memory.dmp

memory/2128-13-0x0000000140000000-0x000000014048E000-memory.dmp

memory/2128-15-0x00000000023B0000-0x000000000259A000-memory.dmp

memory/2128-17-0x00000000002A0000-0x00000000002A1000-memory.dmp

memory/2128-14-0x0000000140000000-0x000000014048E000-memory.dmp

memory/2128-12-0x0000000140000000-0x000000014048E000-memory.dmp

memory/2128-18-0x00000000023B0000-0x000000000259A000-memory.dmp

memory/2128-20-0x0000000140000000-0x000000014048E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-02-25 16:56

Reported

2025-02-25 16:58

Platform

win10v2004-20250217-en

Max time kernel

129s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe"

Signatures

Banload

trojan dropper downloader banload

Banload family

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\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A

Event Triggered Execution: Component Object Model Hijacking

persistence privilege_escalation

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC} C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\Containers C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\InProcServer32\ = "%SystemRoot%\\system32\\windowscodecs.dll" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{541EFA71-DA7B-AD33-A254-144AF5C89BCC}\InProcServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe

"C:\Users\Admin\AppData\Local\Temp\cfbc20edba3186d9cae93af638ed9335714d41970439a9ec057352cc7706f684.exe"

Network

Country Destination Domain Proto
US 150.171.28.10:443 tcp
US 150.171.28.10:443 tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 tse1.mm.bing.net 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 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

Files

memory/920-0-0x0000000002560000-0x000000000274A000-memory.dmp

memory/920-7-0x0000000002560000-0x000000000274A000-memory.dmp

memory/920-13-0x0000000140000000-0x000000014048E000-memory.dmp

memory/920-15-0x0000000002560000-0x000000000274A000-memory.dmp

memory/920-14-0x0000000140000000-0x000000014048E000-memory.dmp

memory/920-12-0x0000000140000000-0x000000014048E000-memory.dmp

memory/920-17-0x0000000002E80000-0x0000000002E81000-memory.dmp

memory/920-18-0x0000000002560000-0x000000000274A000-memory.dmp

memory/920-20-0x0000000140000000-0x000000014048E000-memory.dmp