gh0strat | 48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	Synaptics.exe

Executes dropped EXE 9 IoCs

pid	Process
5008	R.exe
2032	N.exe
1636	TXPlatfor.exe
4060	TXPlatfor.exe
1404	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
3592	._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
804	Synaptics.exe
3788	._cache_Synaptics.exe
2156	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
5008	R.exe
432	svchost.exe
2156	Remote Data.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

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"	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240627468.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2032-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2032-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2032-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2032-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1636-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1636-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1636-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4060-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4060-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4060-53-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.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 12 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2636	cmd.exe
2888	PING.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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Synaptics.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2888	PING.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1516	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
3592	._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
3592	._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
3788	._cache_Synaptics.exe
3788	._cache_Synaptics.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4060	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2032	N.exe
Token: SeLoadDriverPrivilege	4060	TXPlatfor.exe
Token: 33	4680	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4680	AUDIODG.EXE
Token: 33	4060	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4060	TXPlatfor.exe
Token: 33	4060	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4060	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
1516	EXCEL.EXE
1516	EXCEL.EXE
1516	EXCEL.EXE
1516	EXCEL.EXE

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 5008	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	83
PID 4844 wrote to memory of 5008	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	83
PID 4844 wrote to memory of 5008	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	83
PID 4844 wrote to memory of 2032	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	86
PID 4844 wrote to memory of 2032	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	86
PID 4844 wrote to memory of 2032	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	86
PID 2032 wrote to memory of 2636	2032	N.exe	88
PID 2032 wrote to memory of 2636	2032	N.exe	88
PID 2032 wrote to memory of 2636	2032	N.exe	88
PID 1636 wrote to memory of 4060	1636	TXPlatfor.exe	89
PID 1636 wrote to memory of 4060	1636	TXPlatfor.exe	89
PID 1636 wrote to memory of 4060	1636	TXPlatfor.exe	89
PID 4844 wrote to memory of 1404	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	90
PID 4844 wrote to memory of 1404	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	90
PID 4844 wrote to memory of 1404	4844	48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	90
PID 1404 wrote to memory of 3592	1404	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	92
PID 1404 wrote to memory of 3592	1404	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	92
PID 1404 wrote to memory of 3592	1404	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	92
PID 2636 wrote to memory of 2888	2636	cmd.exe	94
PID 2636 wrote to memory of 2888	2636	cmd.exe	94
PID 2636 wrote to memory of 2888	2636	cmd.exe	94
PID 1404 wrote to memory of 804	1404	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	95
PID 1404 wrote to memory of 804	1404	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	95
PID 1404 wrote to memory of 804	1404	HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe	95
PID 804 wrote to memory of 3788	804	Synaptics.exe	97
PID 804 wrote to memory of 3788	804	Synaptics.exe	97
PID 804 wrote to memory of 3788	804	Synaptics.exe	97
PID 432 wrote to memory of 2156	432	svchost.exe	104
PID 432 wrote to memory of 2156	432	svchost.exe	104
PID 432 wrote to memory of 2156	432	svchost.exe	104

C:\Users\Admin\AppData\Local\Temp\48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
"C:\Users\Admin\AppData\Local\Temp\48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4844
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:5008
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2032
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2636
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2888
- C:\Users\Admin\AppData\Local\Temp\HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
  C:\Users\Admin\AppData\Local\Temp\HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
  2⤵
  - 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:1404
- - C:\Users\Admin\AppData\Local\Temp\._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_HD_48262173c477c0f240e198121b73381fdecf29968b1d33f8fea32dae9d09cd54.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:3592
- - C:\ProgramData\Synaptics\Synaptics.exe
    "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:804
  - - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:3788

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4736

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:432
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240627468.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2156

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:4060

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x498 0x4c8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4680

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:1516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

Remote System Discovery

T1018

System Information Discovery