Malware Analysis Report

2024-10-16 03:32

Sample ID 240317-khqbksah5x
Target ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe
SHA256 ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe
Tags
banload downloader dropper 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

ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe

Threat Level: Known bad

The file ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe was found to be: Known bad.

Malicious Activity Summary

banload downloader dropper trojan

Banload

Checks BIOS information in registry

Unsigned PE

Modifies registry class

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-17 08:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-17 08:36

Reported

2024-03-17 08:38

Platform

win7-20231129-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.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\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\Programmable C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\Implemented Categories C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\Implemented Categories\{C501EDBE-9E70-11D1-9053-00C04FD9189D} C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\InprocServer32\ = "C:\\Windows\\SysWOW64\\Dxtmsft.dll" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\ProgID C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\ProgID\ = "DXImageTransform.Microsoft.Iris.1" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\VersionIndependentProgID\ = "DXImageTransform.Microsoft.Iris" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\ = "Iris" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\InprocServer32\ThreadingModel = "Both" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\ToolBoxBitmap32 C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17} C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\ToolBoxBitmap32\ = "C:\\Windows\\SysWOW64\\Dxtmsft.dll,235" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\VersionIndependentProgID C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe

"C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe"

Network

N/A

Files

memory/2264-0-0x0000000003080000-0x0000000003281000-memory.dmp

memory/2264-2-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/2264-7-0x0000000003080000-0x0000000003281000-memory.dmp

memory/2264-12-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/2264-13-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/2264-15-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/2264-17-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/2264-18-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/2264-19-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/2264-20-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/2264-21-0x0000000003080000-0x0000000003281000-memory.dmp

memory/2264-23-0x00000000002B0000-0x00000000002B1000-memory.dmp

memory/2264-24-0x0000000003080000-0x0000000003281000-memory.dmp

memory/2264-26-0x0000000000400000-0x00000000010DA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-17 08:36

Reported

2024-03-17 08:38

Platform

win10v2004-20240226-en

Max time kernel

144s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.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\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\InProcServer32\ThreadingModel = "Free" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17} C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\ = "SettingSyncMetadataStore" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7353811B-8130-38E1-D91E-837B49287C17}\InProcServer32\ = "%SystemRoot%\\SysWow64\\SettingSyncCore.dll" C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe

"C:\Users\Admin\AppData\Local\Temp\ac18dd5b930ef147a2c561be291f17837d52d752f2e14d61c74bad56477f2ebe.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 32.143.101.95.in-addr.arpa udp
US 8.8.8.8:53 18.143.101.95.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 10.175.16.69.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp

Files

memory/4776-1-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/4776-2-0x00000000032C0000-0x00000000034C1000-memory.dmp

memory/4776-8-0x00000000032C0000-0x00000000034C1000-memory.dmp

memory/4776-13-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/4776-14-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/4776-16-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/4776-18-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/4776-19-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/4776-20-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/4776-22-0x00000000032C0000-0x00000000034C1000-memory.dmp

memory/4776-21-0x0000000000400000-0x00000000010DA000-memory.dmp

memory/4776-24-0x00000000032C0000-0x00000000034C1000-memory.dmp

memory/4776-26-0x0000000000400000-0x00000000010DA000-memory.dmp