xred | 41209e810ad9088d037c75bd7a62784d456fb7e92cb500aa46eb0e6992e2eed1

System Information Discovery

Processes:

Plasma Temp.exeSynaptics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	Plasma Temp.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	Synaptics.exe

Executes dropped EXE 4 IoCs

Processes:

Plasma Temp.exe._cache_Plasma Temp.exeSynaptics.exe._cache_Synaptics.exe

pid process

4700 Plasma Temp.exe
832 ._cache_Plasma Temp.exe
4012 Synaptics.exe
1572 ._cache_Synaptics.exe

pid	process
4700	Plasma Temp.exe
832	._cache_Plasma Temp.exe
4012	Synaptics.exe
1572	._cache_Synaptics.exe

Loads dropped DLL 10 IoCs

Processes:

._cache_Plasma Temp.exeSynaptics.exe._cache_Synaptics.exe

pid	process
832	._cache_Plasma Temp.exe
832	._cache_Plasma Temp.exe
4012	Synaptics.exe
4012	Synaptics.exe
1572	._cache_Synaptics.exe
1572	._cache_Synaptics.exe
832	._cache_Plasma Temp.exe
832	._cache_Plasma Temp.exe
1572	._cache_Synaptics.exe
1572	._cache_Synaptics.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Plasma Temp.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	Plasma Temp.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 4 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

Processes:

Plasma Temp.exe._cache_Plasma Temp.exeSynaptics.exe._cache_Synaptics.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Plasma Temp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Plasma Temp.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

Processes:

EXCEL.EXE

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 9 IoCs

Query Registry

System Information Discovery

Processes:

EXCEL.EXE._cache_Plasma Temp.exe._cache_Synaptics.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	._cache_Plasma Temp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	._cache_Plasma Temp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	._cache_Synaptics.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	._cache_Plasma Temp.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	._cache_Synaptics.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

Processes:

._cache_Plasma Temp.exe._cache_Synaptics.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\TypedURLs	._cache_Plasma Temp.exe
Key created	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\TypedURLs	._cache_Synaptics.exe

Modifies registry class 2 IoCs

Processes:

Plasma Temp.exeSynaptics.exe

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2232 EXCEL.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

7zFM.exe

pid process

4876 7zFM.exe

pid	process
2232	EXCEL.EXE

pid	process
4876	7zFM.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

7zFM.exe._cache_Plasma Temp.exe._cache_Synaptics.exe

description	pid	process
Token: SeRestorePrivilege	4876	7zFM.exe
Token: 35	4876	7zFM.exe
Token: SeSecurityPrivilege	4876	7zFM.exe
Token: SeDebugPrivilege	832	._cache_Plasma Temp.exe
Token: SeDebugPrivilege	1572	._cache_Synaptics.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

7zFM.exe

pid process

4876 7zFM.exe
4876 7zFM.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

EXCEL.EXE

pid process

2232 EXCEL.EXE
2232 EXCEL.EXE
2232 EXCEL.EXE
2232 EXCEL.EXE
2232 EXCEL.EXE
2232 EXCEL.EXE

pid	process
4876	7zFM.exe
4876	7zFM.exe

pid	process
2232	EXCEL.EXE
2232	EXCEL.EXE
2232	EXCEL.EXE
2232	EXCEL.EXE
2232	EXCEL.EXE
2232	EXCEL.EXE

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Plasma Temp.exeSynaptics.exe

description	pid	process	target process
PID 4700 wrote to memory of 832	4700	Plasma Temp.exe	._cache_Plasma Temp.exe
PID 4700 wrote to memory of 832	4700	Plasma Temp.exe	._cache_Plasma Temp.exe
PID 4700 wrote to memory of 832	4700	Plasma Temp.exe	._cache_Plasma Temp.exe
PID 4700 wrote to memory of 4012	4700	Plasma Temp.exe	Synaptics.exe
PID 4700 wrote to memory of 4012	4700	Plasma Temp.exe	Synaptics.exe
PID 4700 wrote to memory of 4012	4700	Plasma Temp.exe	Synaptics.exe
PID 4012 wrote to memory of 1572	4012	Synaptics.exe	._cache_Synaptics.exe
PID 4012 wrote to memory of 1572	4012	Synaptics.exe	._cache_Synaptics.exe
PID 4012 wrote to memory of 1572	4012	Synaptics.exe	._cache_Synaptics.exe

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\temp.rar"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4876

C:\Users\Admin\Desktop\Plasma Temp.exe
"C:\Users\Admin\Desktop\Plasma Temp.exe"
1⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4700
- C:\Users\Admin\Desktop\._cache_Plasma Temp.exe
  "C:\Users\Admin\Desktop\._cache_Plasma Temp.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  PID:832
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:4012
- - C:\Users\Admin\Desktop\._cache_Synaptics.exe
    "C:\Users\Admin\Desktop\._cache_Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Enumerates system info in registry
    - Modifies Internet Explorer settings
    - Suspicious use of AdjustPrivilegeToken
    PID:1572

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:2232

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

2

T1112

Credential Access

Discovery

Query Registry

3

System Information Discovery

4

System Location Discovery

T1614

System Language Discovery