Malware Analysis Report

2024-10-24 18:45

Sample ID 231108-v3mrasec84
Target 19F597D09DFA21BBF8B1BC6A2F4C4B31.exe
SHA256 deaba42786b8f39391a64808eb7756221c958413c652817f24bb0e439937aba7
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

deaba42786b8f39391a64808eb7756221c958413c652817f24bb0e439937aba7

Threat Level: Known bad

The file 19F597D09DFA21BBF8B1BC6A2F4C4B31.exe 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

2023-11-08 17:30

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-11-08 17:30

Reported

2023-11-08 17:33

Platform

win10v2004-20231025-en

Max time kernel

100s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.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\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\InprocServer32\ThreadingModel = "both" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\LocalServer32\ = "%SystemRoot%\\SysWow64\\plasrv.exe" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\VersionIndependentProgID\ = "PLA.TraceSession" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\ = "TraceSession" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\AppID = "{03837503-098b-11d8-9414-505054503030}" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\InprocServer32\ = "%SystemRoot%\\SysWow64\\pla.dll" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\ProgID\ = "PLA.TraceSession.1" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\VersionIndependentProgID C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\TypeLib\ = "{03837500-098B-11D8-9414-505054503030}" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\Version\ = "1.0" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7} C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\LocalServer32 C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\ProgID C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\TypeLib C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\Version C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe

"C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 83.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 198.52.96.20.in-addr.arpa udp
US 8.8.8.8:53 198.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 254.23.238.8.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 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 71.121.18.2.in-addr.arpa udp

Files

memory/4984-0-0x0000000000400000-0x0000000000773000-memory.dmp

memory/4984-2-0x0000000002FE0000-0x00000000031D0000-memory.dmp

memory/4984-8-0x0000000002FE0000-0x00000000031D0000-memory.dmp

memory/4984-13-0x0000000000400000-0x0000000000773000-memory.dmp

memory/4984-14-0x0000000000400000-0x0000000000773000-memory.dmp

memory/4984-15-0x0000000000400000-0x0000000000773000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-11-08 17:30

Reported

2023-11-08 17:34

Platform

win7-20231023-en

Max time kernel

118s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.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\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7} C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\ = "Csc Sync" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\InProcServer32\ = "%SystemRoot%\\SysWow64\\shell32.dll" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C3BCFCD2-60C9-A88A-0991-6EC4230985A7}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe

"C:\Users\Admin\AppData\Local\Temp\19F597D09DFA21BBF8B1BC6A2F4C4B31.exe"

Network

N/A

Files

memory/2584-0-0x00000000027B0000-0x00000000029A0000-memory.dmp

memory/2584-1-0x0000000000400000-0x0000000000773000-memory.dmp

memory/2584-7-0x00000000027B0000-0x00000000029A0000-memory.dmp

memory/2584-12-0x0000000000400000-0x0000000000773000-memory.dmp

memory/2584-13-0x0000000000400000-0x0000000000773000-memory.dmp

memory/2584-14-0x0000000000400000-0x0000000000773000-memory.dmp

memory/2584-15-0x0000000000400000-0x0000000000773000-memory.dmp