Malware Analysis Report

2025-08-05 18:14

Sample ID 241117-r48hlssdmn
Target c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b
SHA256 c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b
Tags
discovery 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

c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b

Threat Level: Known bad

The file c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b was found to be: Known bad.

Malicious Activity Summary

discovery evasion trojan

Modifies Windows Defender Real-time Protection settings

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Checks BIOS information in registry

Identifies Wine through registry keys

Windows security modification

Suspicious use of NtSetInformationThreadHideFromDebugger

Launches sc.exe

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-17 14:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 14:45

Reported

2024-11-17 14:48

Platform

win7-20241010-en

Max time kernel

13s

Max time network

18s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe"

Signatures

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

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\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.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\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.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\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe

"C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe"

Network

N/A

Files

memory/2596-0-0x00000000012C0000-0x000000000157A000-memory.dmp

memory/2596-1-0x00000000012C0000-0x000000000157A000-memory.dmp

memory/2596-2-0x00000000012C0000-0x000000000157A000-memory.dmp

memory/2596-4-0x00000000012C0000-0x000000000157A000-memory.dmp

memory/2596-6-0x00000000012C0000-0x000000000157A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-17 14:45

Reported

2024-11-17 14:48

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe"

Signatures

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

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\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.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\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe

"C:\Users\Admin\AppData\Local\Temp\c6051a76f472b570bf9eb2a80faa638d370e415f0c7904ba4c4c044d673db69b.exe"

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp

Files

memory/2196-0-0x0000000000330000-0x00000000005EA000-memory.dmp

memory/2196-1-0x0000000000330000-0x00000000005EA000-memory.dmp

memory/2196-2-0x0000000000330000-0x00000000005EA000-memory.dmp

memory/2196-4-0x0000000000330000-0x00000000005EA000-memory.dmp

memory/2196-7-0x0000000000330000-0x00000000005EA000-memory.dmp