Malware Analysis Report

2024-10-16 03:30

Sample ID 240804-dclymsydka
Target 64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f
SHA256 64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f
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

64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f

Threat Level: Known bad

The file 64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f 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

2024-08-04 02:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-04 02:51

Reported

2024-08-04 02:54

Platform

win7-20240708-en

Max time kernel

118s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.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\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.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\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.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\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\AppID = "{03837503-098b-11d8-9414-505054503030}" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\LocalServer32\ = "%SystemRoot%\\SysWow64\\plasrv.exe" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\TypeLib C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\ = "LegacyTraceSessionCollection" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\InprocServer32\ = "%SystemRoot%\\SysWow64\\pla.dll" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\Version C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\VersionIndependentProgID C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\VersionIndependentProgID\ = "PLA.LegacyTraceSessionCollection" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\InprocServer32\ThreadingModel = "both" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\LocalServer32 C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\ProgID\ = "PLA.LegacyTraceSessionCollection.1" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\TypeLib\ = "{03837500-098B-11D8-9414-505054503030}" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4} C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\ProgID C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\Version\ = "1.0" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe

"C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe"

Network

N/A

Files

memory/2548-0-0x0000000000400000-0x000000000071D000-memory.dmp

memory/2548-8-0x00000000025A0000-0x00000000027AC000-memory.dmp

memory/2548-1-0x00000000025A0000-0x00000000027AC000-memory.dmp

memory/2548-11-0x0000000000400000-0x000000000071D000-memory.dmp

memory/2548-12-0x0000000000400000-0x000000000071D000-memory.dmp

memory/2548-13-0x00000000025A0000-0x00000000027AC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-04 02:51

Reported

2024-08-04 02:54

Platform

win10v2004-20240802-en

Max time kernel

94s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.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\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.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\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.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\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\InProcServer32\ = "%SystemRoot%\\SysWow64\\shell32.dll" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4} C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A0F00270-BB60-31EF-A977-234757940DF4}\ = "Browser Progress Aggregator" C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe

"C:\Users\Admin\AppData\Local\Temp\64c31a4c6ddca654976c551127bc2f81e9359df7809af6725db895d010b6e62f.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 52.111.229.43:443 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/3112-0-0x0000000000400000-0x000000000071D000-memory.dmp

memory/3112-2-0x0000000002960000-0x0000000002B6C000-memory.dmp

memory/3112-9-0x0000000002960000-0x0000000002B6C000-memory.dmp

memory/3112-12-0x0000000000400000-0x000000000071D000-memory.dmp

memory/3112-13-0x0000000000400000-0x000000000071D000-memory.dmp

memory/3112-14-0x0000000002960000-0x0000000002B6C000-memory.dmp