amadey | 4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	711c66b5a9.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 12 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	711c66b5a9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	711c66b5a9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	skotes.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	10b1441140.exe

Executes dropped EXE 8 IoCs

pid	Process
3364	skotes.exe
4664	711c66b5a9.exe
4576	fbdebd1e0a.exe
1648	fbdebd1e0a.exe
828	10b1441140.exe
1080	skotes.exe
5088	skotes.exe
352	skotes.exe

Identifies Wine through registry keys 2 TTPs 6 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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	711c66b5a9.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
1248	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
3364	skotes.exe
4664	711c66b5a9.exe
1080	skotes.exe
5088	skotes.exe
352	skotes.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4576 set thread context of 1648	4576	fbdebd1e0a.exe	91

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4648	828	WerFault.exe	92
4668	4664	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 8 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	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	711c66b5a9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fbdebd1e0a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fbdebd1e0a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	10b1441140.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.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	10b1441140.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	10b1441140.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2232	timeout.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1248	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
1248	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
3364	skotes.exe
3364	skotes.exe
4664	711c66b5a9.exe
4664	711c66b5a9.exe
828	10b1441140.exe
828	10b1441140.exe
1080	skotes.exe
1080	skotes.exe
5088	skotes.exe
5088	skotes.exe
352	skotes.exe
352	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1248	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1248 wrote to memory of 3364	1248	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe	82
PID 1248 wrote to memory of 3364	1248	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe	82
PID 1248 wrote to memory of 3364	1248	4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe	82
PID 3364 wrote to memory of 4664	3364	skotes.exe	86
PID 3364 wrote to memory of 4664	3364	skotes.exe	86
PID 3364 wrote to memory of 4664	3364	skotes.exe	86
PID 3364 wrote to memory of 4576	3364	skotes.exe	88
PID 3364 wrote to memory of 4576	3364	skotes.exe	88
PID 3364 wrote to memory of 4576	3364	skotes.exe	88
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 4576 wrote to memory of 1648	4576	fbdebd1e0a.exe	91
PID 3364 wrote to memory of 828	3364	skotes.exe	92
PID 3364 wrote to memory of 828	3364	skotes.exe	92
PID 3364 wrote to memory of 828	3364	skotes.exe	92
PID 828 wrote to memory of 2416	828	10b1441140.exe	95
PID 828 wrote to memory of 2416	828	10b1441140.exe	95
PID 828 wrote to memory of 2416	828	10b1441140.exe	95
PID 2416 wrote to memory of 2232	2416	cmd.exe	99
PID 2416 wrote to memory of 2232	2416	cmd.exe	99
PID 2416 wrote to memory of 2232	2416	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe
"C:\Users\Admin\AppData\Local\Temp\4be2c4d5712a87cd800b8d7a8eebc0bc57e473bd83c83c7ea71d1954a4ab5849.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3364
- - C:\Users\Admin\AppData\Local\Temp\1014408001\711c66b5a9.exe
    "C:\Users\Admin\AppData\Local\Temp\1014408001\711c66b5a9.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:4664
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4664 -s 1464
      4⤵
      Program crash
      PID:4668
- - C:\Users\Admin\AppData\Local\Temp\1014409001\fbdebd1e0a.exe
    "C:\Users\Admin\AppData\Local\Temp\1014409001\fbdebd1e0a.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4576
  - - C:\Users\Admin\AppData\Local\Temp\1014409001\fbdebd1e0a.exe
      "C:\Users\Admin\AppData\Local\Temp\1014409001\fbdebd1e0a.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1648
- - C:\Users\Admin\AppData\Local\Temp\1014410001\10b1441140.exe
    "C:\Users\Admin\AppData\Local\Temp\1014410001\10b1441140.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:828
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\1014410001\10b1441140.exe" & rd /s /q "C:\ProgramData\1DBSJMYU3EKN" & exit
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2416
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 10
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:2232
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 2120
      4⤵
      Program crash
      PID:4648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 828 -ip 828
1⤵
PID:2700

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4664 -ip 4664
1⤵
PID:3168

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:5088

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion