amadey | 69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b

Virtualization/Sandbox Evasion

description	ioc	Process
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__	3EUEYgl.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	9feskIx.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c866c6e1c6.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__	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 16 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	3EUEYgl.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	9feskIx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9feskIx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c866c6e1c6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c866c6e1c6.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\SystemBiosVersion	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.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\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3EUEYgl.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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	3EUEYgl.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	skotes.exe

Executes dropped EXE 9 IoCs

pid	Process
5004	skotes.exe
1172	skotes.exe
4840	yiklfON.exe
2584	3EUEYgl.exe
2952	9feskIx.exe
3416	c866c6e1c6.exe
3596	1320c201b0.exe
2188	skotes.exe
4752	skotes.exe

Identifies Wine through registry keys 2 TTPs 8 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-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	3EUEYgl.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	9feskIx.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	c866c6e1c6.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\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
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
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 8 IoCs

pid	Process
748	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe
5004	skotes.exe
1172	skotes.exe
2584	3EUEYgl.exe
2952	9feskIx.exe
3416	c866c6e1c6.exe
2188	skotes.exe
4752	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
2864	4840	WerFault.exe	94
1872	3416	WerFault.exe	105
3920	2952	WerFault.exe	101

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	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3EUEYgl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9feskIx.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	c866c6e1c6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1320c201b0.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	3EUEYgl.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	3EUEYgl.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
116	timeout.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2952	9feskIx.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
748	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe
748	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe
5004	skotes.exe
5004	skotes.exe
1172	skotes.exe
1172	skotes.exe
2584	3EUEYgl.exe
2584	3EUEYgl.exe
2584	3EUEYgl.exe
2584	3EUEYgl.exe
2952	9feskIx.exe
2952	9feskIx.exe
3416	c866c6e1c6.exe
3416	c866c6e1c6.exe
2952	9feskIx.exe
2188	skotes.exe
2188	skotes.exe
4752	skotes.exe
4752	skotes.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2952	9feskIx.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
748	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2952	9feskIx.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 5004	748	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe	83
PID 748 wrote to memory of 5004	748	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe	83
PID 748 wrote to memory of 5004	748	69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe	83
PID 5004 wrote to memory of 4840	5004	skotes.exe	94
PID 5004 wrote to memory of 4840	5004	skotes.exe	94
PID 5004 wrote to memory of 4840	5004	skotes.exe	94
PID 5004 wrote to memory of 2584	5004	skotes.exe	99
PID 5004 wrote to memory of 2584	5004	skotes.exe	99
PID 5004 wrote to memory of 2584	5004	skotes.exe	99
PID 5004 wrote to memory of 2952	5004	skotes.exe	101
PID 5004 wrote to memory of 2952	5004	skotes.exe	101
PID 5004 wrote to memory of 2952	5004	skotes.exe	101
PID 2584 wrote to memory of 2788	2584	3EUEYgl.exe	102
PID 2584 wrote to memory of 2788	2584	3EUEYgl.exe	102
PID 2584 wrote to memory of 2788	2584	3EUEYgl.exe	102
PID 2788 wrote to memory of 116	2788	cmd.exe	104
PID 2788 wrote to memory of 116	2788	cmd.exe	104
PID 2788 wrote to memory of 116	2788	cmd.exe	104
PID 5004 wrote to memory of 3416	5004	skotes.exe	105
PID 5004 wrote to memory of 3416	5004	skotes.exe	105
PID 5004 wrote to memory of 3416	5004	skotes.exe	105
PID 5004 wrote to memory of 3596	5004	skotes.exe	106
PID 5004 wrote to memory of 3596	5004	skotes.exe	106
PID 5004 wrote to memory of 3596	5004	skotes.exe	106

C:\Users\Admin\AppData\Local\Temp\69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.exe
"C:\Users\Admin\AppData\Local\Temp\69f12161bd960117baf9728942be8ae7d34aeac22ffeff912dc8ab227a44229b.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:748
- 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:5004
- - C:\Users\Admin\AppData\Local\Temp\1013765001\yiklfON.exe
    "C:\Users\Admin\AppData\Local\Temp\1013765001\yiklfON.exe"
    3⤵
    - Executes dropped EXE
    PID:4840
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 156
      4⤵
      Program crash
      PID:2864
- - C:\Users\Admin\AppData\Local\Temp\1013771001\3EUEYgl.exe
    "C:\Users\Admin\AppData\Local\Temp\1013771001\3EUEYgl.exe"
    3⤵
    - 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
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2584
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\1013771001\3EUEYgl.exe" & rd /s /q "C:\ProgramData\2NY5P8Q9RQIM" & exit
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2788
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 10
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:116
- - C:\Users\Admin\AppData\Local\Temp\1013829001\9feskIx.exe
    "C:\Users\Admin\AppData\Local\Temp\1013829001\9feskIx.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: AddClipboardFormatListener
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2952
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 2156
      4⤵
      Program crash
      PID:3920
- - C:\Users\Admin\AppData\Local\Temp\1013845001\c866c6e1c6.exe
    "C:\Users\Admin\AppData\Local\Temp\1013845001\c866c6e1c6.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:3416
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1456
      4⤵
      Program crash
      PID:1872
- - C:\Users\Admin\AppData\Local\Temp\1013846001\1320c201b0.exe
    "C:\Users\Admin\AppData\Local\Temp\1013846001\1320c201b0.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3596

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:1172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4840 -ip 4840
1⤵
PID:4528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3416 -ip 3416
1⤵
PID:3464

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:2188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2952 -ip 2952
1⤵
PID:1420

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:4752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion