gh0strat | ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa

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-1-5-21-2593460650-190333679-3676257533-1000\Control Panel\International\Geo\Nation	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2593460650-190333679-3676257533-1000\Control Panel\International\Geo\Nation	Synaptics.exe

Executes dropped EXE 8 IoCs

pid	Process
3780	R.exe
1752	N.exe
1904	TXPlatfor.exe
4140	TXPlatfor.exe
1416	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
2212	._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
1628	Synaptics.exe
1568	._cache_Synaptics.exe

Loads dropped DLL 1 IoCs

pid	Process
3780	R.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_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240628000.txt	R.exe
File created	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/1752-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1752-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1752-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1752-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1904-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1904-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1904-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1904-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1904-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4140-53-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4140-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4140-56-0x0000000010000000-0x00000000101B6000-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	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2496	3780	WerFault.exe	86

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	._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
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	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.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
852	cmd.exe
4264	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_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.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
4264	PING.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3272	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4140	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1752	N.exe
Token: SeLoadDriverPrivilege	4140	TXPlatfor.exe
Token: 33	4140	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4140	TXPlatfor.exe
Token: 33	4140	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4140	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
2212	._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
2212	._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
1568	._cache_Synaptics.exe
1568	._cache_Synaptics.exe
3272	EXCEL.EXE
3272	EXCEL.EXE
3272	EXCEL.EXE
3272	EXCEL.EXE

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3128 wrote to memory of 3780	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	86
PID 3128 wrote to memory of 3780	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	86
PID 3128 wrote to memory of 3780	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	86
PID 3128 wrote to memory of 1752	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	93
PID 3128 wrote to memory of 1752	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	93
PID 3128 wrote to memory of 1752	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	93
PID 1752 wrote to memory of 852	1752	N.exe	95
PID 1752 wrote to memory of 852	1752	N.exe	95
PID 1752 wrote to memory of 852	1752	N.exe	95
PID 1904 wrote to memory of 4140	1904	TXPlatfor.exe	97
PID 1904 wrote to memory of 4140	1904	TXPlatfor.exe	97
PID 1904 wrote to memory of 4140	1904	TXPlatfor.exe	97
PID 3128 wrote to memory of 1416	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	96
PID 3128 wrote to memory of 1416	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	96
PID 3128 wrote to memory of 1416	3128	ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	96
PID 1416 wrote to memory of 2212	1416	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	99
PID 1416 wrote to memory of 2212	1416	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	99
PID 1416 wrote to memory of 2212	1416	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	99
PID 852 wrote to memory of 4264	852	cmd.exe	100
PID 852 wrote to memory of 4264	852	cmd.exe	100
PID 852 wrote to memory of 4264	852	cmd.exe	100
PID 1416 wrote to memory of 1628	1416	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	101
PID 1416 wrote to memory of 1628	1416	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	101
PID 1416 wrote to memory of 1628	1416	HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe	101
PID 1628 wrote to memory of 1568	1628	Synaptics.exe	102
PID 1628 wrote to memory of 1568	1628	Synaptics.exe	102
PID 1628 wrote to memory of 1568	1628	Synaptics.exe	102

C:\Users\Admin\AppData\Local\Temp\ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
"C:\Users\Admin\AppData\Local\Temp\ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.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:3128
- 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:3780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3780 -s 460
    3⤵
    - Program crash
    PID:2496
- 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:1752
- - 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:852
  - - 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:4264
- C:\Users\Admin\AppData\Local\Temp\HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
  C:\Users\Admin\AppData\Local\Temp\HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.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:1416
- - C:\Users\Admin\AppData\Local\Temp\._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_HD_ff94e02db201a8ab1a31e0906982ab8a4684d8d1f79491b6035796ca974af8aa.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2212
- - 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:1628
  - - 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 use of SetWindowsHookEx
      PID:1568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3780 -ip 3780
1⤵
PID:3272

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:1904
- 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:4140

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:3272

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