gh0strat | 61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8

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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	Synaptics.exe

Executes dropped EXE 9 IoCs

pid	Process
1004	R.exe
816	N.exe
4876	TXPlatfor.exe
5048	TXPlatfor.exe
5100	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
5104	._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
4624	Synaptics.exe
1964	._cache_Synaptics.exe
2532	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
1004	R.exe
2096	svchost.exe
2532	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_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240627578.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/816-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/816-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/816-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/816-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4876-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4876-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4876-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5048-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5048-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5048-45-0x0000000010000000-0x00000000101B6000-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	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.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	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.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
4228	cmd.exe
4148	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 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\	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.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
4148	PING.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
824	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
5048	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	816	N.exe
Token: SeLoadDriverPrivilege	5048	TXPlatfor.exe
Token: 33	5048	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5048	TXPlatfor.exe
Token: 33	5048	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5048	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
824	EXCEL.EXE
824	EXCEL.EXE
824	EXCEL.EXE
824	EXCEL.EXE
824	EXCEL.EXE
824	EXCEL.EXE

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3308 wrote to memory of 1004	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	82
PID 3308 wrote to memory of 1004	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	82
PID 3308 wrote to memory of 1004	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	82
PID 3308 wrote to memory of 816	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	85
PID 3308 wrote to memory of 816	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	85
PID 3308 wrote to memory of 816	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	85
PID 816 wrote to memory of 4228	816	N.exe	87
PID 816 wrote to memory of 4228	816	N.exe	87
PID 816 wrote to memory of 4228	816	N.exe	87
PID 4876 wrote to memory of 5048	4876	TXPlatfor.exe	88
PID 4876 wrote to memory of 5048	4876	TXPlatfor.exe	88
PID 4876 wrote to memory of 5048	4876	TXPlatfor.exe	88
PID 3308 wrote to memory of 5100	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	90
PID 3308 wrote to memory of 5100	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	90
PID 3308 wrote to memory of 5100	3308	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	90
PID 4228 wrote to memory of 4148	4228	cmd.exe	91
PID 4228 wrote to memory of 4148	4228	cmd.exe	91
PID 4228 wrote to memory of 4148	4228	cmd.exe	91
PID 5100 wrote to memory of 5104	5100	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	92
PID 5100 wrote to memory of 5104	5100	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	92
PID 5100 wrote to memory of 5104	5100	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	92
PID 5100 wrote to memory of 4624	5100	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	94
PID 5100 wrote to memory of 4624	5100	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	94
PID 5100 wrote to memory of 4624	5100	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	94
PID 4624 wrote to memory of 1964	4624	Synaptics.exe	95
PID 4624 wrote to memory of 1964	4624	Synaptics.exe	95
PID 4624 wrote to memory of 1964	4624	Synaptics.exe	95
PID 2096 wrote to memory of 2532	2096	svchost.exe	102
PID 2096 wrote to memory of 2532	2096	svchost.exe	102
PID 2096 wrote to memory of 2532	2096	svchost.exe	102

C:\Users\Admin\AppData\Local\Temp\61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
"C:\Users\Admin\AppData\Local\Temp\61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.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:3308
- 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:1004
- 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:816
- - 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:4228
  - - 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:4148
- C:\Users\Admin\AppData\Local\Temp\HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
  C:\Users\Admin\AppData\Local\Temp\HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.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:5100
- - C:\Users\Admin\AppData\Local\Temp\._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5104
- - 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:4624
  - - 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
      PID:1964

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:560

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:2096
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240627578.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2532

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:4876
- 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:5048

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:824

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