luminosity | 9993ea4fb9b7e0b7c084658cfaa0f94f64e90a5d7ef7dd973cdf0697c208fed6

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	d34289d0f2ac425fa5647d6acc488bcd_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	htfxng.exe

Executes dropped EXE 4 IoCs

pid	Process
5068	htfxng.exe
732	htfxng.exe
2312	client.exe
3692	client.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Client Monitor = "cmd /c \"start \"Client Monitor\" \"C:\\Program Files (x86)\\Client\\client.exe\""	REG.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 5068 set thread context of 732	5068	htfxng.exe	97
PID 5068 set thread context of 1772	5068	htfxng.exe	98

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Client\client.exe	htfxng.exe
File opened for modification	C:\Program Files (x86)\Client\client.exe	htfxng.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.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 11 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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	client.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d34289d0f2ac425fa5647d6acc488bcd_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	htfxng.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	htfxng.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msbuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	client.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

pid	Process
744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe
5068	htfxng.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	5068	htfxng.exe
Token: SeRestorePrivilege	3592	dw20.exe
Token: SeBackupPrivilege	3592	dw20.exe
Token: SeBackupPrivilege	3592	dw20.exe
Token: SeBackupPrivilege	3592	dw20.exe
Token: SeBackupPrivilege	3592	dw20.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
732	htfxng.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 5068	1360	d34289d0f2ac425fa5647d6acc488bcd_JaffaCakes118.exe	90
PID 1360 wrote to memory of 5068	1360	d34289d0f2ac425fa5647d6acc488bcd_JaffaCakes118.exe	90
PID 1360 wrote to memory of 5068	1360	d34289d0f2ac425fa5647d6acc488bcd_JaffaCakes118.exe	90
PID 5068 wrote to memory of 2380	5068	htfxng.exe	94
PID 5068 wrote to memory of 2380	5068	htfxng.exe	94
PID 5068 wrote to memory of 2380	5068	htfxng.exe	94
PID 2380 wrote to memory of 432	2380	cmd.exe	96
PID 2380 wrote to memory of 432	2380	cmd.exe	96
PID 2380 wrote to memory of 432	2380	cmd.exe	96
PID 5068 wrote to memory of 732	5068	htfxng.exe	97
PID 5068 wrote to memory of 732	5068	htfxng.exe	97
PID 5068 wrote to memory of 732	5068	htfxng.exe	97
PID 5068 wrote to memory of 732	5068	htfxng.exe	97
PID 5068 wrote to memory of 732	5068	htfxng.exe	97
PID 5068 wrote to memory of 732	5068	htfxng.exe	97
PID 5068 wrote to memory of 732	5068	htfxng.exe	97
PID 5068 wrote to memory of 732	5068	htfxng.exe	97
PID 5068 wrote to memory of 1772	5068	htfxng.exe	98
PID 5068 wrote to memory of 1772	5068	htfxng.exe	98
PID 5068 wrote to memory of 1772	5068	htfxng.exe	98
PID 5068 wrote to memory of 1772	5068	htfxng.exe	98
PID 5068 wrote to memory of 1772	5068	htfxng.exe	98
PID 5068 wrote to memory of 1772	5068	htfxng.exe	98
PID 5068 wrote to memory of 1772	5068	htfxng.exe	98
PID 5068 wrote to memory of 1772	5068	htfxng.exe	98
PID 1772 wrote to memory of 3592	1772	msbuild.exe	99
PID 1772 wrote to memory of 3592	1772	msbuild.exe	99
PID 1772 wrote to memory of 3592	1772	msbuild.exe	99
PID 5068 wrote to memory of 4696	5068	htfxng.exe	101
PID 5068 wrote to memory of 4696	5068	htfxng.exe	101
PID 5068 wrote to memory of 4696	5068	htfxng.exe	101
PID 732 wrote to memory of 744	732	htfxng.exe	102
PID 732 wrote to memory of 744	732	htfxng.exe	102
PID 732 wrote to memory of 744	732	htfxng.exe	102
PID 732 wrote to memory of 1552	732	htfxng.exe	106
PID 732 wrote to memory of 1552	732	htfxng.exe	106
PID 732 wrote to memory of 1552	732	htfxng.exe	106

C:\Users\Admin\AppData\Local\Temp\d34289d0f2ac425fa5647d6acc488bcd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d34289d0f2ac425fa5647d6acc488bcd_JaffaCakes118.exe"
1⤵
- Luminosity
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1360
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ScreenToGif\htfxng.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ScreenToGif\htfxng.exe" -n
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5068
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v "Load" /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ScreenToGif\htfxng.lnk" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2380
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v "Load" /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ScreenToGif\htfxng.lnk" /f
      4⤵
      System Location Discovery: System Language Discovery
      PID:432
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ScreenToGif\htfxng.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ScreenToGif\htfxng.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:732
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /tn "Client Monitor" /tr "'C:\Program Files (x86)\Client\client.exe' /startup" /sc MINUTE /f /rl highest
      4⤵
      Luminosity
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:744
  - - C:\Windows\SysWOW64\REG.exe
      REG ADD "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "Client Monitor" /d "cmd /c """start """Client Monitor""" """C:\Program Files (x86)\Client\client.exe"""" /f /reg:64
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:1552
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\msbuild.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\msbuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1772
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
      dw20.exe -x -s 780
      4⤵
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Enumerates system info in registry
      Suspicious use of AdjustPrivilegeToken
      PID:3592
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\msbuild.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\msbuild.exe"
    3⤵
    PID:4696

C:\Program Files (x86)\Client\client.exe
"C:\Program Files (x86)\Client\client.exe" /startup
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2312

C:\Program Files (x86)\Client\client.exe
"C:\Program Files (x86)\Client\client.exe" /startup
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

System Information Discovery