amadey | 13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a74985ce3f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a74985ce3f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a74985ce3f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a74985ce3f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a74985ce3f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a74985ce3f.exe

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

credential_access stealer

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	03178bcc7c.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	eb4894e234.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a74985ce3f.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	e17039f32f.exe

Downloads MZ/PE file

Uses browser remote debugging 2 TTPs 3 IoCs

Can be used control the browser and steal sensitive information such as credentials and session cookies.

Steal Web Session Cookie

T1539

Modify Authentication Process

pid	Process
2608	chrome.exe
2752	chrome.exe
3852	chrome.exe

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	03178bcc7c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	eb4894e234.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a74985ce3f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a74985ce3f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	e17039f32f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e17039f32f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	03178bcc7c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	eb4894e234.exe

Executes dropped EXE 7 IoCs

pid	Process
2940	skotes.exe
2332	03178bcc7c.exe
2348	eb4894e234.exe
624	bb1b958433.exe
1204	a74985ce3f.exe
632	e17039f32f.exe
1948	service123.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	03178bcc7c.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	eb4894e234.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	a74985ce3f.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	e17039f32f.exe

Loads dropped DLL 14 IoCs

pid	Process
2116	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
2940	skotes.exe
2940	skotes.exe
2940	skotes.exe
2940	skotes.exe
2940	skotes.exe
2940	skotes.exe
2940	skotes.exe
632	e17039f32f.exe
632	e17039f32f.exe
2088	WerFault.exe
2088	WerFault.exe
2088	WerFault.exe
1948	service123.exe

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

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a74985ce3f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	a74985ce3f.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\03178bcc7c.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1008130001\\03178bcc7c.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\eb4894e234.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1008131001\\eb4894e234.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\bb1b958433.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1008132001\\bb1b958433.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\a74985ce3f.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1008133001\\a74985ce3f.exe"	skotes.exe

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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x000500000001957c-69.dat	autoit_exe

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
2116	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
2940	skotes.exe
2332	03178bcc7c.exe
2348	eb4894e234.exe
1204	a74985ce3f.exe
632	e17039f32f.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.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 1 IoCs

pid	pid_target	Process	procid_target
2088	632	WerFault.exe	52

System Location Discovery: System Language Discovery 1 TTPs 13 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	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	03178bcc7c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eb4894e234.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bb1b958433.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a74985ce3f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e17039f32f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Checks processor information in registry 2 TTPs 6 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	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	firefox.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	e17039f32f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	e17039f32f.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Kills process with taskkill 5 IoCs

evasion

pid	Process
912	taskkill.exe
1364	taskkill.exe
2552	taskkill.exe
2628	taskkill.exe
2288	taskkill.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_Classes\Local Settings	firefox.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	03178bcc7c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	03178bcc7c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	03178bcc7c.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

pid	Process
1748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2116	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
2940	skotes.exe
2332	03178bcc7c.exe
2348	eb4894e234.exe
624	bb1b958433.exe
1204	a74985ce3f.exe
624	bb1b958433.exe
632	e17039f32f.exe
1204	a74985ce3f.exe
1204	a74985ce3f.exe
3852	chrome.exe
3852	chrome.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	912	taskkill.exe
Token: SeDebugPrivilege	1364	taskkill.exe
Token: SeDebugPrivilege	2552	taskkill.exe
Token: SeDebugPrivilege	2628	taskkill.exe
Token: SeDebugPrivilege	2288	taskkill.exe
Token: SeDebugPrivilege	3048	firefox.exe
Token: SeDebugPrivilege	3048	firefox.exe
Token: SeDebugPrivilege	1204	a74985ce3f.exe
Token: SeShutdownPrivilege	3852	chrome.exe
Token: SeShutdownPrivilege	3852	chrome.exe
Token: SeShutdownPrivilege	3852	chrome.exe
Token: SeShutdownPrivilege	3852	chrome.exe

Suspicious use of FindShellTrayWindow 52 IoCs

pid	Process
2116	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
3048	firefox.exe
3048	firefox.exe
3048	firefox.exe
3048	firefox.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe
3852	chrome.exe

Suspicious use of SendNotifyMessage 16 IoCs

pid	Process
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
624	bb1b958433.exe
3048	firefox.exe
3048	firefox.exe
3048	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2940	2116	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe	30
PID 2116 wrote to memory of 2940	2116	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe	30
PID 2116 wrote to memory of 2940	2116	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe	30
PID 2116 wrote to memory of 2940	2116	13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe	30
PID 2940 wrote to memory of 2332	2940	skotes.exe	32
PID 2940 wrote to memory of 2332	2940	skotes.exe	32
PID 2940 wrote to memory of 2332	2940	skotes.exe	32
PID 2940 wrote to memory of 2332	2940	skotes.exe	32
PID 2940 wrote to memory of 2348	2940	skotes.exe	33
PID 2940 wrote to memory of 2348	2940	skotes.exe	33
PID 2940 wrote to memory of 2348	2940	skotes.exe	33
PID 2940 wrote to memory of 2348	2940	skotes.exe	33
PID 2940 wrote to memory of 624	2940	skotes.exe	34
PID 2940 wrote to memory of 624	2940	skotes.exe	34
PID 2940 wrote to memory of 624	2940	skotes.exe	34
PID 2940 wrote to memory of 624	2940	skotes.exe	34
PID 624 wrote to memory of 912	624	bb1b958433.exe	35
PID 624 wrote to memory of 912	624	bb1b958433.exe	35
PID 624 wrote to memory of 912	624	bb1b958433.exe	35
PID 624 wrote to memory of 912	624	bb1b958433.exe	35
PID 624 wrote to memory of 1364	624	bb1b958433.exe	38
PID 624 wrote to memory of 1364	624	bb1b958433.exe	38
PID 624 wrote to memory of 1364	624	bb1b958433.exe	38
PID 624 wrote to memory of 1364	624	bb1b958433.exe	38
PID 624 wrote to memory of 2552	624	bb1b958433.exe	40
PID 624 wrote to memory of 2552	624	bb1b958433.exe	40
PID 624 wrote to memory of 2552	624	bb1b958433.exe	40
PID 624 wrote to memory of 2552	624	bb1b958433.exe	40
PID 2940 wrote to memory of 1204	2940	skotes.exe	42
PID 2940 wrote to memory of 1204	2940	skotes.exe	42
PID 2940 wrote to memory of 1204	2940	skotes.exe	42
PID 2940 wrote to memory of 1204	2940	skotes.exe	42
PID 624 wrote to memory of 2628	624	bb1b958433.exe	43
PID 624 wrote to memory of 2628	624	bb1b958433.exe	43
PID 624 wrote to memory of 2628	624	bb1b958433.exe	43
PID 624 wrote to memory of 2628	624	bb1b958433.exe	43
PID 624 wrote to memory of 2288	624	bb1b958433.exe	45
PID 624 wrote to memory of 2288	624	bb1b958433.exe	45
PID 624 wrote to memory of 2288	624	bb1b958433.exe	45
PID 624 wrote to memory of 2288	624	bb1b958433.exe	45
PID 624 wrote to memory of 2324	624	bb1b958433.exe	47
PID 624 wrote to memory of 2324	624	bb1b958433.exe	47
PID 624 wrote to memory of 2324	624	bb1b958433.exe	47
PID 624 wrote to memory of 2324	624	bb1b958433.exe	47
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 2324 wrote to memory of 3048	2324	firefox.exe	48
PID 3048 wrote to memory of 1056	3048	firefox.exe	49
PID 3048 wrote to memory of 1056	3048	firefox.exe	49
PID 3048 wrote to memory of 1056	3048	firefox.exe	49
PID 3048 wrote to memory of 2028	3048	firefox.exe	50
PID 3048 wrote to memory of 2028	3048	firefox.exe	50
PID 3048 wrote to memory of 2028	3048	firefox.exe	50
PID 3048 wrote to memory of 2028	3048	firefox.exe	50
PID 3048 wrote to memory of 2028	3048	firefox.exe	50

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe
"C:\Users\Admin\AppData\Local\Temp\13c3705c5996fbfc93eba91b33e4a3b3fc9ce059800b3b06519f0fd947747362.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- 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:2116
- 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
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Users\Admin\AppData\Local\Temp\1008130001\03178bcc7c.exe
    "C:\Users\Admin\AppData\Local\Temp\1008130001\03178bcc7c.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
    - Modifies system certificate store
    - Suspicious behavior: EnumeratesProcesses
    PID:2332
- - C:\Users\Admin\AppData\Local\Temp\1008131001\eb4894e234.exe
    "C:\Users\Admin\AppData\Local\Temp\1008131001\eb4894e234.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:2348
- - C:\Users\Admin\AppData\Local\Temp\1008132001\bb1b958433.exe
    "C:\Users\Admin\AppData\Local\Temp\1008132001\bb1b958433.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:624
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM firefox.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:912
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM chrome.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:1364
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM msedge.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:2552
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM opera.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:2628
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM brave.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:2288
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk "https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd" --no-default-browser-check --disable-popup-blocking
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2324
    - - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd --no-default-browser-check --disable-popup-blocking
        5⤵
        Checks processor information in registry
        Modifies registry class
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of FindShellTrayWindow
        Suspicious use of SendNotifyMessage
        Suspicious use of WriteProcessMemory
        
        PID:3048
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3048.0.1286912737\333888351" -parentBuildID 20221007134813 -prefsHandle 1216 -prefMapHandle 1176 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5cb67743-721f-4737-842d-c6755fedfeda} 3048 "\\.\pipe\gecko-crash-server-pipe.3048" 1292 f4f4558 gpu
        6⤵
        
        PID:1056
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3048.1.572471539\1811286857" -parentBuildID 20221007134813 -prefsHandle 1484 -prefMapHandle 1480 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {14848121-e2f5-4f16-b2c0-650997341962} 3048 "\\.\pipe\gecko-crash-server-pipe.3048" 1496 e9f9558 socket
        6⤵
        
        PID:2028
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3048.2.947920866\445372954" -childID 1 -isForBrowser -prefsHandle 2148 -prefMapHandle 2144 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 820 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {fb7e28d6-df01-4784-9df9-e33f93a62e8b} 3048 "\\.\pipe\gecko-crash-server-pipe.3048" 2160 e65858 tab
        6⤵
        
        PID:560
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3048.3.1537539855\439017941" -childID 2 -isForBrowser -prefsHandle 2892 -prefMapHandle 2888 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 820 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {b1538813-8d54-499c-8408-6932e46d81b8} 3048 "\\.\pipe\gecko-crash-server-pipe.3048" 2900 e64858 tab
        6⤵
        
        PID:2432
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3048.4.1691160932\16966783" -childID 3 -isForBrowser -prefsHandle 3924 -prefMapHandle 3928 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 820 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {b157b235-2baa-43be-9788-e4bc1ac751b9} 3048 "\\.\pipe\gecko-crash-server-pipe.3048" 3944 1fe12958 tab
        6⤵
        
        PID:1584
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3048.5.118678319\354641062" -childID 4 -isForBrowser -prefsHandle 4056 -prefMapHandle 4060 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 820 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {4d063a98-f58c-4975-9a9d-c40e133509c6} 3048 "\\.\pipe\gecko-crash-server-pipe.3048" 3908 1fe13258 tab
        6⤵
        
        PID:2108
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3048.6.991875604\985884156" -childID 5 -isForBrowser -prefsHandle 4236 -prefMapHandle 4240 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 820 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {55153c6c-4934-42c4-a60e-cd290a112943} 3048 "\\.\pipe\gecko-crash-server-pipe.3048" 4224 1fe13b58 tab
        6⤵
        
        PID:984
- - C:\Users\Admin\AppData\Local\Temp\1008133001\a74985ce3f.exe
    "C:\Users\Admin\AppData\Local\Temp\1008133001\a74985ce3f.exe"
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Windows security modification
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1204
- - C:\Users\Admin\AppData\Local\Temp\1008134001\e17039f32f.exe
    "C:\Users\Admin\AppData\Local\Temp\1008134001\e17039f32f.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Loads dropped DLL
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    PID:632
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9222 --profile-directory="Default"
      4⤵
      Uses browser remote debugging
      Enumerates system info in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of FindShellTrayWindow
      PID:3852
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef5a09758,0x7fef5a09768,0x7fef5a09778
        5⤵
        
        PID:3868
    - - C:\Windows\system32\ctfmon.exe
        
        ctfmon.exe
        5⤵
        
        PID:3984
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1108 --field-trial-handle=1280,i,10832835091172428268,2296315422854589641,131072 /prefetch:2
        5⤵
        
        PID:4036
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1500 --field-trial-handle=1280,i,10832835091172428268,2296315422854589641,131072 /prefetch:8
        5⤵
        
        PID:4056
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1616 --field-trial-handle=1280,i,10832835091172428268,2296315422854589641,131072 /prefetch:8
        5⤵
        
        PID:4076
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2308 --field-trial-handle=1280,i,10832835091172428268,2296315422854589641,131072 /prefetch:1
        5⤵
        Uses browser remote debugging
        
        PID:2752
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2348 --field-trial-handle=1280,i,10832835091172428268,2296315422854589641,131072 /prefetch:1
        5⤵
        Uses browser remote debugging
        
        PID:2608
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1268 --field-trial-handle=1280,i,10832835091172428268,2296315422854589641,131072 /prefetch:2
        5⤵
        
        PID:3532
  - - C:\Users\Admin\AppData\Local\Temp\service123.exe
      "C:\Users\Admin\AppData\Local\Temp\service123.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:1948
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:1748
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 952
      4⤵
      Loads dropped DLL
      Program crash
      PID:2088

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:3268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Modify Authentication Process

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Authentication Process

Modify Registry

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Modify Authentication Process

Steal Web Session Cookie

T1539

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