2ca4803498d7d375a61bfab2a3a4cf7e0eec41d116e50a838791a55b164e0f8c

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mo332.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	vpauhftihy.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	mo332.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	vpauhftihy.exe

Checks BIOS information in registry 2 TTPs 6 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	mo332.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	mo332.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	vpauhftihy.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	vpauhftihy.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	userplus.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	userplus.exe

Executes dropped EXE 3 IoCs

pid	Process
2844	vpauhftihy.exe
216	userplus.exe
3624	Process not Found

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2503671516-4119152987-701077851-1000\Software\Wine	mo332.exe
Key opened	\REGISTRY\USER\S-1-5-21-2503671516-4119152987-701077851-1000\Software\Wine	vpauhftihy.exe

Loads dropped DLL 3 IoCs

pid	Process
216	userplus.exe
216	userplus.exe
3624	Process not Found

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\plus = "C:\\Windows\\kfjrrveg\\vpauhftihy.exe"	vpauhftihy.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mo332.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	vpauhftihy.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
12	checkip.dyndns.org

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\NlsLexicons00mmx.dll	vpauhftihy.exe
File created	C:\Windows\system32\NlsLexicons00ssx.dll	vpauhftihy.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2504	mo332.exe
2844	vpauhftihy.exe

Drops file in Windows directory 11 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Media\shomll.log	vpauhftihy.exe
File created	C:\Windows\Media\shomll.log	vpauhftihy.exe
File opened for modification	C:\Windows\kfjrrveg	mo332.exe
File created	C:\Windows\kfjrrveg\vpauhftihy.exe	mo332.exe
File opened for modification	C:\Windows\kfjrrveg\conf.ini	vpauhftihy.exe
File created	C:\Windows\Setup\Extensionm.dll	vpauhftihy.exe
File created	C:\Windows\PLA\userplus.exe	vpauhftihy.exe
File created	C:\Windows\kfjrrveg\Tempvpauhftihy.exe	userplus.exe
File opened for modification	C:\Windows\Fonts.Lists	vpauhftihy.exe
File created	C:\Windows\kfjrrveg\conf.ini	vpauhftihy.exe
File opened for modification	C:\Windows\system\system.log	vpauhftihy.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mo332.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vpauhftihy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\	vpauhftihy.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	vpauhftihy.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2504	mo332.exe
2504	mo332.exe
2504	mo332.exe
2504	mo332.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
2844	vpauhftihy.exe
2844	vpauhftihy.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe
216	userplus.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2844	vpauhftihy.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
216	userplus.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 3548	2504	mo332.exe	81
PID 2504 wrote to memory of 3548	2504	mo332.exe	81
PID 2504 wrote to memory of 3548	2504	mo332.exe	81
PID 3548 wrote to memory of 2844	3548	cmd.exe	83
PID 3548 wrote to memory of 2844	3548	cmd.exe	83
PID 3548 wrote to memory of 2844	3548	cmd.exe	83
PID 2844 wrote to memory of 640	2844	vpauhftihy.exe	84
PID 2844 wrote to memory of 640	2844	vpauhftihy.exe	84
PID 2844 wrote to memory of 640	2844	vpauhftihy.exe	84
PID 640 wrote to memory of 216	640	cmd.exe	86
PID 640 wrote to memory of 216	640	cmd.exe	86

System policy modification 1 TTPs 4 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mo332.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	vpauhftihy.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	vpauhftihy.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	mo332.exe

C:\Users\Admin\AppData\Local\Temp\Malware-1-master\mo332.exe
"C:\Users\Admin\AppData\Local\Temp\Malware-1-master\mo332.exe"
1⤵
- UAC bypass
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2504
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c "C:\Windows\kfjrrveg\vpauhftihy.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3548
- - C:\Windows\kfjrrveg\vpauhftihy.exe
    C:\Windows\kfjrrveg\vpauhftihy.exe
    3⤵
    - UAC bypass
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Adds Run key to start application
    - Checks whether UAC is enabled
    - Drops file in System32 directory
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:2844
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Windows\PLA\userplus.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:640
    - - C:\Windows\PLA\userplus.exe
        
        C:\Windows\PLA\userplus.exe
        5⤵
        Checks BIOS information in registry
        Executes dropped EXE
        Loads dropped DLL
        Drops file in Windows directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of SetWindowsHookEx
        
        PID:216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion