xred | 70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	Synaptics.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe

Executes dropped EXE 5 IoCs

pid	Process
3556	._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
3328	._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
3592	Synaptics.exe
396	._cache_Synaptics.exe
844	._cache_Synaptics.exe

Loads dropped DLL 2 IoCs

pid	Process
3328	._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
844	._cache_Synaptics.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.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
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 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	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.exe

Checks processor information in registry 2 TTPs 3 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	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Synaptics.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2092	EXCEL.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2092	EXCEL.EXE
2092	EXCEL.EXE
2092	EXCEL.EXE
2092	EXCEL.EXE
2092	EXCEL.EXE
2092	EXCEL.EXE
2092	EXCEL.EXE
2092	EXCEL.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 964 wrote to memory of 3556	964	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	82
PID 964 wrote to memory of 3556	964	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	82
PID 964 wrote to memory of 3556	964	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	82
PID 3556 wrote to memory of 3328	3556	._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	83
PID 3556 wrote to memory of 3328	3556	._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	83
PID 3556 wrote to memory of 3328	3556	._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	83
PID 964 wrote to memory of 3592	964	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	84
PID 964 wrote to memory of 3592	964	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	84
PID 964 wrote to memory of 3592	964	70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe	84
PID 3592 wrote to memory of 396	3592	Synaptics.exe	85
PID 3592 wrote to memory of 396	3592	Synaptics.exe	85
PID 3592 wrote to memory of 396	3592	Synaptics.exe	85
PID 396 wrote to memory of 844	396	._cache_Synaptics.exe	87
PID 396 wrote to memory of 844	396	._cache_Synaptics.exe	87
PID 396 wrote to memory of 844	396	._cache_Synaptics.exe	87

C:\Users\Admin\AppData\Local\Temp\70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
"C:\Users\Admin\AppData\Local\Temp\70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:964
- C:\Users\Admin\AppData\Local\Temp\._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3556
- - C:\Windows\Temp\{B141C5DE-CAB7-472A-AA69-D194E25AF2ED}\.cr\._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe
    "C:\Windows\Temp\{B141C5DE-CAB7-472A-AA69-D194E25AF2ED}\.cr\._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\._cache_70c87af178a804f97a312d3d8d509d5c6f4a54ac07d08bacf858e6687de7e435.exe" -burn.filehandle.attached=540 -burn.filehandle.self=548
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3328
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3592
- - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:396
  - - C:\Windows\Temp\{9975FC24-4B7F-40B4-9F6D-8AC9F88A45D4}\.cr\._cache_Synaptics.exe
      "C:\Windows\Temp\{9975FC24-4B7F-40B4-9F6D-8AC9F88A45D4}\.cr\._cache_Synaptics.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" -burn.filehandle.attached=540 -burn.filehandle.self=648 InjUpdate
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:844

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

4

System Information Discovery

4

System Location Discovery

T1614

System Language Discovery