asyncrat | 8930244d360f2da7f1b4dad68a59d5d768e78b4256da9751055ee541d45da616

Windows Service

T1543.003

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters\PortKeywords\DHCP\Collection	svchost.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\MpsSvc\Parameters\PortKeywords\DHCP	svchost.exe

Async RAT payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2396-67-0x0000000002370000-0x00000000023A6000-memory.dmp	family_asyncrat
behavioral1/memory/2396-68-0x00000000023A0000-0x00000000023D2000-memory.dmp	family_asyncrat

Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
324	powershell.exe
2920	powershell.exe
2620	powershell.exe
2916	powershell.exe
872	powershell.exe
1812	powershell.exe
1424	powershell.exe
1532	powershell.exe

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\etc\hosts	Api-Injecter.exe
File created	C:\Windows\system32\drivers\etc\hosts	uhmlgtreufhe.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\FHWWYDZV\ImagePath = "C:\\ProgramData\\yuskvchsqzki\\uhmlgtreufhe.exe"	services.exe

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Executes dropped EXE 9 IoCs

pid	Process
2396	Api-Updater.exe
2448	Api-loader.exe
2300	Shadow-Spoofer.exe
344	Api-Injecter.exe
2372	uhmlgtreufhe.exe
1536	Api-Updater.exe
2516	Api-loader.exe
692	Api-Updater.exe
1480	Api-loader.exe

Indicator Removal: Clear Windows Event Logs 1 TTPs 2 IoCs

Clear Windows Event Logs to hide the activity of an intrusion.

defense_evasion

Clear Windows Event Logs

T1070.001

description	ioc	Process
File opened for modification	C:\Windows\System32\Winevt\Logs\Setup.evtx	svchost.exe
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Known Folders API Service.evtx	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
476	services.exe
476	services.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\GsjJjnxnnax	Api-Updater.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
5	ip-api.com
6	ip-api.com

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe
File opened for modification	C:\Windows\system32\MRT.exe	Api-Injecter.exe
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe
File opened for modification	C:\Windows\system32\MRT.exe	uhmlgtreufhe.exe
File opened for modification	C:\Windows\system32\wbem\Logs\wmiprov.log	wmiprvse.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 344 set thread context of 2516	344	Api-Injecter.exe	67
PID 2372 set thread context of 1620	2372	uhmlgtreufhe.exe	95
PID 2372 set thread context of 1712	2372	uhmlgtreufhe.exe	96
PID 2372 set thread context of 2264	2372	uhmlgtreufhe.exe	97

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Api-Injecter.exe	Api-loader.exe
File created	C:\Windows\wusa.lock	wusa.exe
File opened for modification	C:\Windows\appcompat\programs\RecentFileCache.bcf	svchost.exe
File created	C:\Windows\wusa.lock	wusa.exe

Launches sc.exe 14 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2604	sc.exe
1192	sc.exe
568	sc.exe
2440	sc.exe
1728	sc.exe
3064	sc.exe
2416	sc.exe
1488	sc.exe
2108	sc.exe
2468	sc.exe
2716	sc.exe
1616	sc.exe
588	sc.exe
552	sc.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 1 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	Shadow-Spoofer.exe

Checks processor information in registry 2 TTPs 6 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	wmiprvse.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key security queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wmiprvse.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2368	timeout.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 70660cfd7748db01	powershell.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

pid	Process
2780	schtasks.exe
548	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe
2300	Shadow-Spoofer.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2396	Api-Updater.exe
Token: SeDebugPrivilege	2448	Api-loader.exe
Token: SeDebugPrivilege	2300	Shadow-Spoofer.exe
Token: SeDebugPrivilege	872	powershell.exe
Token: SeDebugPrivilege	1812	powershell.exe
Token: SeDebugPrivilege	1424	powershell.exe
Token: SeDebugPrivilege	1532	powershell.exe
Token: SeDebugPrivilege	324	powershell.exe
Token: SeDebugPrivilege	2920	powershell.exe
Token: SeDebugPrivilege	2620	powershell.exe
Token: SeDebugPrivilege	344	Api-Injecter.exe
Token: SeDebugPrivilege	2516	dialer.exe
Token: SeAuditPrivilege	852	svchost.exe
Token: SeDebugPrivilege	2916	powershell.exe
Token: SeDebugPrivilege	2372	uhmlgtreufhe.exe
Token: SeDebugPrivilege	1620	dialer.exe
Token: SeLockMemoryPrivilege	2264	dialer.exe
Token: SeAssignPrimaryTokenPrivilege	852	svchost.exe
Token: SeIncreaseQuotaPrivilege	852	svchost.exe
Token: SeSecurityPrivilege	852	svchost.exe
Token: SeTakeOwnershipPrivilege	852	svchost.exe
Token: SeLoadDriverPrivilege	852	svchost.exe
Token: SeSystemtimePrivilege	852	svchost.exe
Token: SeBackupPrivilege	852	svchost.exe
Token: SeRestorePrivilege	852	svchost.exe
Token: SeShutdownPrivilege	852	svchost.exe
Token: SeSystemEnvironmentPrivilege	852	svchost.exe
Token: SeUndockPrivilege	852	svchost.exe
Token: SeManageVolumePrivilege	852	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	852	svchost.exe
Token: SeIncreaseQuotaPrivilege	852	svchost.exe
Token: SeSecurityPrivilege	852	svchost.exe
Token: SeTakeOwnershipPrivilege	852	svchost.exe
Token: SeLoadDriverPrivilege	852	svchost.exe
Token: SeSystemtimePrivilege	852	svchost.exe
Token: SeBackupPrivilege	852	svchost.exe
Token: SeRestorePrivilege	852	svchost.exe
Token: SeShutdownPrivilege	852	svchost.exe
Token: SeSystemEnvironmentPrivilege	852	svchost.exe
Token: SeUndockPrivilege	852	svchost.exe
Token: SeManageVolumePrivilege	852	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	852	svchost.exe
Token: SeIncreaseQuotaPrivilege	852	svchost.exe
Token: SeSecurityPrivilege	852	svchost.exe
Token: SeTakeOwnershipPrivilege	852	svchost.exe
Token: SeLoadDriverPrivilege	852	svchost.exe
Token: SeSystemtimePrivilege	852	svchost.exe
Token: SeBackupPrivilege	852	svchost.exe
Token: SeRestorePrivilege	852	svchost.exe
Token: SeShutdownPrivilege	852	svchost.exe
Token: SeSystemEnvironmentPrivilege	852	svchost.exe
Token: SeUndockPrivilege	852	svchost.exe
Token: SeManageVolumePrivilege	852	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	852	svchost.exe
Token: SeIncreaseQuotaPrivilege	852	svchost.exe
Token: SeSecurityPrivilege	852	svchost.exe
Token: SeTakeOwnershipPrivilege	852	svchost.exe
Token: SeLoadDriverPrivilege	852	svchost.exe
Token: SeSystemtimePrivilege	852	svchost.exe
Token: SeBackupPrivilege	852	svchost.exe
Token: SeRestorePrivilege	852	svchost.exe
Token: SeShutdownPrivilege	852	svchost.exe
Token: SeSystemEnvironmentPrivilege	852	svchost.exe
Token: SeUndockPrivilege	852	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2396	Api-Updater.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2396	2016	Output.exe	30
PID 2016 wrote to memory of 2396	2016	Output.exe	30
PID 2016 wrote to memory of 2396	2016	Output.exe	30
PID 2016 wrote to memory of 2448	2016	Output.exe	31
PID 2016 wrote to memory of 2448	2016	Output.exe	31
PID 2016 wrote to memory of 2448	2016	Output.exe	31
PID 2016 wrote to memory of 2300	2016	Output.exe	32
PID 2016 wrote to memory of 2300	2016	Output.exe	32
PID 2016 wrote to memory of 2300	2016	Output.exe	32
PID 2016 wrote to memory of 2300	2016	Output.exe	32
PID 2448 wrote to memory of 872	2448	Api-loader.exe	35
PID 2448 wrote to memory of 872	2448	Api-loader.exe	35
PID 2448 wrote to memory of 872	2448	Api-loader.exe	35
PID 2448 wrote to memory of 1812	2448	Api-loader.exe	37
PID 2448 wrote to memory of 1812	2448	Api-loader.exe	37
PID 2448 wrote to memory of 1812	2448	Api-loader.exe	37
PID 2396 wrote to memory of 1424	2396	Api-Updater.exe	39
PID 2396 wrote to memory of 1424	2396	Api-Updater.exe	39
PID 2396 wrote to memory of 1424	2396	Api-Updater.exe	39
PID 2396 wrote to memory of 1532	2396	Api-Updater.exe	41
PID 2396 wrote to memory of 1532	2396	Api-Updater.exe	41
PID 2396 wrote to memory of 1532	2396	Api-Updater.exe	41
PID 2448 wrote to memory of 324	2448	Api-loader.exe	43
PID 2448 wrote to memory of 324	2448	Api-loader.exe	43
PID 2448 wrote to memory of 324	2448	Api-loader.exe	43
PID 2396 wrote to memory of 2920	2396	Api-Updater.exe	45
PID 2396 wrote to memory of 2920	2396	Api-Updater.exe	45
PID 2396 wrote to memory of 2920	2396	Api-Updater.exe	45
PID 2448 wrote to memory of 2780	2448	Api-loader.exe	47
PID 2448 wrote to memory of 2780	2448	Api-loader.exe	47
PID 2448 wrote to memory of 2780	2448	Api-loader.exe	47
PID 2396 wrote to memory of 548	2396	Api-Updater.exe	49
PID 2396 wrote to memory of 548	2396	Api-Updater.exe	49
PID 2396 wrote to memory of 548	2396	Api-Updater.exe	49
PID 2448 wrote to memory of 344	2448	Api-loader.exe	51
PID 2448 wrote to memory of 344	2448	Api-loader.exe	51
PID 2448 wrote to memory of 344	2448	Api-loader.exe	51
PID 2456 wrote to memory of 2416	2456	cmd.exe	59
PID 2456 wrote to memory of 2416	2456	cmd.exe	59
PID 2456 wrote to memory of 2416	2456	cmd.exe	59
PID 344 wrote to memory of 2516	344	Api-Injecter.exe	67
PID 344 wrote to memory of 2516	344	Api-Injecter.exe	67
PID 344 wrote to memory of 2516	344	Api-Injecter.exe	67
PID 344 wrote to memory of 2516	344	Api-Injecter.exe	67
PID 344 wrote to memory of 2516	344	Api-Injecter.exe	67
PID 344 wrote to memory of 2516	344	Api-Injecter.exe	67
PID 344 wrote to memory of 2516	344	Api-Injecter.exe	67
PID 2516 wrote to memory of 432	2516	dialer.exe	5
PID 2516 wrote to memory of 476	2516	dialer.exe	6
PID 2516 wrote to memory of 492	2516	dialer.exe	7
PID 2516 wrote to memory of 500	2516	dialer.exe	8
PID 2516 wrote to memory of 604	2516	dialer.exe	9
PID 2516 wrote to memory of 680	2516	dialer.exe	10
PID 2516 wrote to memory of 748	2516	dialer.exe	11
PID 2516 wrote to memory of 816	2516	dialer.exe	12
PID 2516 wrote to memory of 852	2516	dialer.exe	13
PID 2516 wrote to memory of 968	2516	dialer.exe	15
PID 2516 wrote to memory of 236	2516	dialer.exe	16
PID 2516 wrote to memory of 400	2516	dialer.exe	17
PID 2516 wrote to memory of 1072	2516	dialer.exe	18
PID 2516 wrote to memory of 1096	2516	dialer.exe	19
PID 2516 wrote to memory of 1160	2516	dialer.exe	20
PID 2516 wrote to memory of 1196	2516	dialer.exe	21
PID 2516 wrote to memory of 2028	2516	dialer.exe	23

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:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Sets service image path in registry
- Loads dropped DLL
PID:476
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k DcomLaunch
  2⤵
  PID:604
- - C:\Windows\system32\DllHost.exe
    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
    3⤵
    PID:2028
- - C:\Windows\system32\wbem\wmiprvse.exe
    C:\Windows\system32\wbem\wmiprvse.exe
    3⤵
    - Drops file in System32 directory
    PID:1600
- - C:\Windows\system32\wbem\wmiprvse.exe
    C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
    3⤵
    - Checks processor information in registry
    PID:2960
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k RPCSS
  2⤵
  PID:680
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  - Modifies security service
  - Indicator Removal: Clear Windows Event Logs
  PID:748
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
  2⤵
  PID:816
- - C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    3⤵
    PID:1160
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k netsvcs
  2⤵
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:852
- - C:\Windows\system32\taskeng.exe
    taskeng.exe {40C88439-0151-41AC-9971-858990955D9D} S-1-5-21-1163522206-1469769407-485553996-1000:PJCSDMRP\Admin:Interactive:[1]
    3⤵
    PID:880
  - - C:\ProgramData\Api-Updater.exe
      C:\ProgramData\Api-Updater.exe
      4⤵
      Executes dropped EXE
      PID:1536
  - - C:\ProgramData\Api-loader.exe
      C:\ProgramData\Api-loader.exe
      4⤵
      Executes dropped EXE
      PID:2516
  - - C:\ProgramData\Api-Updater.exe
      C:\ProgramData\Api-Updater.exe
      4⤵
      Executes dropped EXE
      PID:692
  - - C:\ProgramData\Api-loader.exe
      C:\ProgramData\Api-loader.exe
      4⤵
      Executes dropped EXE
      PID:1480
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalService
  2⤵
  PID:968
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k NetworkService
  2⤵
  PID:236
- C:\Windows\System32\spoolsv.exe
  C:\Windows\System32\spoolsv.exe
  2⤵
  PID:400
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
  2⤵
  PID:1072
- C:\Windows\system32\taskhost.exe
  "taskhost.exe"
  2⤵
  PID:1096
- C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
  "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
  2⤵
  PID:1404
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
  2⤵
  PID:2572
- C:\Windows\system32\sppsvc.exe
  C:\Windows\system32\sppsvc.exe
  2⤵
  PID:2588
- C:\ProgramData\yuskvchsqzki\uhmlgtreufhe.exe
  C:\ProgramData\yuskvchsqzki\uhmlgtreufhe.exe
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  PID:2372
- - C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
    C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Drops file in System32 directory
    - Modifies data under HKEY_USERS
    - Suspicious use of AdjustPrivilegeToken
    PID:2916
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
    3⤵
    PID:1656
  - - C:\Windows\system32\wusa.exe
      wusa /uninstall /kb:890830 /quiet /norestart
      4⤵
      Drops file in Windows directory
      PID:1424
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe stop UsoSvc
    3⤵
    - Launches sc.exe
    PID:1192
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe stop WaaSMedicSvc
    3⤵
    - Launches sc.exe
    PID:588
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe stop wuauserv
    3⤵
    - Launches sc.exe
    PID:2440
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe stop bits
    3⤵
    - Launches sc.exe
    PID:568
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe stop dosvc
    3⤵
    - Launches sc.exe
    PID:552
- - C:\Windows\system32\dialer.exe
    C:\Windows\system32\dialer.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1620
- - C:\Windows\system32\dialer.exe
    C:\Windows\system32\dialer.exe
    3⤵
    PID:1712
- - C:\Windows\system32\dialer.exe
    dialer.exe
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2264

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:492

C:\Windows\system32\lsm.exe
C:\Windows\system32\lsm.exe
1⤵
PID:500

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\Output.exe
  "C:\Users\Admin\AppData\Local\Temp\Output.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Users\Admin\AppData\Roaming\Api-Updater.exe
    "C:\Users\Admin\AppData\Roaming\Api-Updater.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2396
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Api-Updater.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious use of AdjustPrivilegeToken
      PID:1424
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Api-Updater.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious use of AdjustPrivilegeToken
      PID:1532
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\Api-Updater.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious use of AdjustPrivilegeToken
      PID:2920
  - - C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /rl highest /tn "Api-Updater" /tr "C:\ProgramData\Api-Updater.exe"
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:548
  - - C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp3AF6.tmp.bat""
      4⤵
      PID:1976
    - - C:\Windows\system32\timeout.exe
        
        timeout 3
        5⤵
        Delays execution with timeout.exe
        
        PID:2368
- - C:\Users\Admin\AppData\Roaming\Api-loader.exe
    "C:\Users\Admin\AppData\Roaming\Api-loader.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2448
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Api-loader.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious use of AdjustPrivilegeToken
      PID:872
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Api-loader.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious use of AdjustPrivilegeToken
      PID:1812
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\Api-loader.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious use of AdjustPrivilegeToken
      PID:324
  - - C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /rl highest /tn "Api-loader" /tr "C:\ProgramData\Api-loader.exe"
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:2780
  - - C:\Windows\Api-Injecter.exe
      "C:\Windows\Api-Injecter.exe"
      4⤵
      Drops file in Drivers directory
      Executes dropped EXE
      Drops file in System32 directory
      Suspicious use of SetThreadContext
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:344
    - - C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        
        C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
        5⤵
        Command and Scripting Interpreter: PowerShell
        Drops file in System32 directory
        Suspicious use of AdjustPrivilegeToken
        
        PID:2620
    - - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2456
      - C:\Windows\system32\wusa.exe
        
        wusa /uninstall /kb:890830 /quiet /norestart
        6⤵
        Drops file in Windows directory
        
        PID:2416
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe stop UsoSvc
        5⤵
        Launches sc.exe
        
        PID:2108
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        5⤵
        Launches sc.exe
        
        PID:1616
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe stop wuauserv
        5⤵
        Launches sc.exe
        
        PID:2468
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe stop bits
        5⤵
        Launches sc.exe
        
        PID:1728
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe stop dosvc
        5⤵
        Launches sc.exe
        
        PID:3064
    - - C:\Windows\system32\dialer.exe
        
        C:\Windows\system32\dialer.exe
        5⤵
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:2516
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe delete "FHWWYDZV"
        5⤵
        Launches sc.exe
        
        PID:2716
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe create "FHWWYDZV" binpath= "C:\ProgramData\yuskvchsqzki\uhmlgtreufhe.exe" start= "auto"
        5⤵
        Launches sc.exe
        
        PID:2604
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe stop eventlog
        5⤵
        Launches sc.exe
        
        PID:1488
    - - C:\Windows\system32\sc.exe
        
        C:\Windows\system32\sc.exe start "FHWWYDZV"
        5⤵
        Launches sc.exe
        
        PID:2416
    - - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Windows\Api-Injecter.exe"
        5⤵
        
        PID:2456
      - C:\Windows\system32\choice.exe
        
        choice /C Y /N /D Y /T 3
        6⤵
        
        PID:1524
- - C:\Users\Admin\AppData\Roaming\Shadow-Spoofer.exe
    "C:\Users\Admin\AppData\Roaming\Shadow-Spoofer.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2300

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "1465428610-116084474-301363785810624589357736382-19907126791180360173-577984310"
1⤵
PID:2420

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-18963546452017360880128477915665949805176565309314067860641502277279596521748"
1⤵
PID:2616

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-1992985805-114103249486628249-49457026-18474187691356203020627611151808386064"
1⤵
PID:2092

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-478365305-383452232-2101935055-266888875-1907019997-622885152-5380467561702540926"
1⤵
PID:2468

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "1730952766-637527012203333310-17140136581162176407-560382209-538990986310539562"
1⤵
PID:3024

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-899935262-21400741111386282513-1787089047556758186-1546689910884451127-1084944361"
1⤵
PID:3052

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "10918746331309224410-1021405974771298286134366727218085582001652712762-1738183640"
1⤵
PID:1940

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-1171139152459581351-1497731811686648948-1311774098-55070888598380286-1195596494"
1⤵
PID:296

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "85970540-13522368251573583954-637459500-346563944-1422048542-15001757663244793"
1⤵
PID:3036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Impair Defenses

T1562

Indicator Removal

T1070

Clear Windows Event Logs

T1070.001

Modify Registry