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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	Synaptics.exe

Executes dropped EXE 8 IoCs

pid	Process
1912	R.exe
1960	N.exe
4156	TXPlatfor.exe
4428	TXPlatfor.exe
3912	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
1300	._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
384	Synaptics.exe
2020	._cache_Synaptics.exe

Loads dropped DLL 5 IoCs

pid	Process
1912	R.exe
384	Synaptics.exe
384	Synaptics.exe
384	Synaptics.exe
384	Synaptics.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 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240627765.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1960-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1960-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1960-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1960-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4156-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4156-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4156-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4156-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4428-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4156-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4428-85-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4428-90-0x0000000010000000-0x00000000101B6000-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

Program crash 2 IoCs

pid	pid_target	Process	procid_target
432	1912	WerFault.exe	84
1056	1912	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 10 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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.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
2272	cmd.exe
3612	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_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
3612	PING.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2676	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4428	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1960	N.exe
Token: SeLoadDriverPrivilege	4428	TXPlatfor.exe
Token: 33	4428	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4428	TXPlatfor.exe
Token: 33	4428	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4428	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe
2676	EXCEL.EXE
2676	EXCEL.EXE
2676	EXCEL.EXE
2676	EXCEL.EXE
2676	EXCEL.EXE
2676	EXCEL.EXE

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3076 wrote to memory of 1912	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	84
PID 3076 wrote to memory of 1912	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	84
PID 3076 wrote to memory of 1912	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	84
PID 3076 wrote to memory of 1960	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	90
PID 3076 wrote to memory of 1960	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	90
PID 3076 wrote to memory of 1960	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	90
PID 1960 wrote to memory of 2272	1960	N.exe	92
PID 1960 wrote to memory of 2272	1960	N.exe	92
PID 1960 wrote to memory of 2272	1960	N.exe	92
PID 4156 wrote to memory of 4428	4156	TXPlatfor.exe	94
PID 4156 wrote to memory of 4428	4156	TXPlatfor.exe	94
PID 4156 wrote to memory of 4428	4156	TXPlatfor.exe	94
PID 3076 wrote to memory of 3912	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	95
PID 3076 wrote to memory of 3912	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	95
PID 3076 wrote to memory of 3912	3076	61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	95
PID 2272 wrote to memory of 3612	2272	cmd.exe	96
PID 2272 wrote to memory of 3612	2272	cmd.exe	96
PID 2272 wrote to memory of 3612	2272	cmd.exe	96
PID 3912 wrote to memory of 1300	3912	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	97
PID 3912 wrote to memory of 1300	3912	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	97
PID 3912 wrote to memory of 1300	3912	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	97
PID 3912 wrote to memory of 384	3912	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	99
PID 3912 wrote to memory of 384	3912	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	99
PID 3912 wrote to memory of 384	3912	HD_61afef8a0647c82037a325d162aff4f69a5bf11b276cc6d1d742f29435be2eb8.exe	99
PID 384 wrote to memory of 2020	384	Synaptics.exe	101
PID 384 wrote to memory of 2020	384	Synaptics.exe	101
PID 384 wrote to memory of 2020	384	Synaptics.exe	101

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:3076
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:1912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1912 -s 460
    3⤵
    - Program crash
    PID:432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1912 -s 396
    3⤵
    - Program crash
    PID:1056
- 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:1960
- - 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:2272
  - - 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:3612
- 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:3912
- - 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:1300
- - C:\ProgramData\Synaptics\Synaptics.exe
    "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:384
  - - 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:2020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1912 -ip 1912
1⤵
PID:3392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1912 -ip 1912
1⤵
PID:3916

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:4156
- 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:4428

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:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

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