betabot | afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e

Windows Service

T1543.003

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	explorer.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0"	explorer.exe

Sets file execution options in registry 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbamgui.exe	kgu1uum7_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbamgui.exe\Debugger = "ivu.exe"	kgu1uum7_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe	kgu1uum7_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe\Debugger = "krj.exe"	kgu1uum7_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe\Debugger = "bjj.exe"	kgu1uum7_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kgu1uum7.exe	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kgu1uum7.exe\DisableExceptionChainValidation	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "edd.exe"	kgu1uum7_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe	kgu1uum7_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "egccwxg.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe	kgu1uum7_1.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS 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\SystemBiosVersion	explorer.exe

Executes dropped EXE 1 IoCs

pid	Process
2492	kgu1uum7_1.exe

Loads dropped DLL 1 IoCs

pid	Process
2544	explorer.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Java Updater = "C:\\ProgramData\\Java Updater\\kgu1uum7.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java Updater = "\"C:\\ProgramData\\Java Updater\\kgu1uum7.exe\""	explorer.exe

Checks for any installed AV software in registry 1 TTPs 2 IoCs

Security Software Discovery

T1518.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\AntiVirService	kgu1uum7_1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus	kgu1uum7_1.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	kgu1uum7_1.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\ProgramData\Java Updater\desktop.ini	explorer.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs

pid	Process
1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2492	kgu1uum7_1.exe

Checks processor information in registry 2 TTPs 6 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	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	kgu1uum7_1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	kgu1uum7_1.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

pid	Process
2000	schtasks.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	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	explorer.exe

Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3"	explorer.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	explorer.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

NTFS ADS 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\kgu1uum7_1.exe:1BB7FB68	explorer.exe
File created	C:\Users\Admin\AppData\Local\Temp\kgu1uum7_1.exe:1BB7FB68	explorer.exe

Runs regedit.exe 1 IoCs

pid	Process
2412	regedit.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2544	explorer.exe
2492	kgu1uum7_1.exe
2492	kgu1uum7_1.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe

Suspicious use of AdjustPrivilegeToken 47 IoCs

description	pid	Process
Token: SeDebugPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeRestorePrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeBackupPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeLoadDriverPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeCreatePagefilePrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeShutdownPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeTakeOwnershipPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeChangeNotifyPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeCreateTokenPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeMachineAccountPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeSecurityPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeAssignPrimaryTokenPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeCreateGlobalPrivilege	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: 33	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
Token: SeDebugPrivilege	2544	explorer.exe
Token: SeRestorePrivilege	2544	explorer.exe
Token: SeBackupPrivilege	2544	explorer.exe
Token: SeLoadDriverPrivilege	2544	explorer.exe
Token: SeCreatePagefilePrivilege	2544	explorer.exe
Token: SeShutdownPrivilege	2544	explorer.exe
Token: SeTakeOwnershipPrivilege	2544	explorer.exe
Token: SeChangeNotifyPrivilege	2544	explorer.exe
Token: SeCreateTokenPrivilege	2544	explorer.exe
Token: SeMachineAccountPrivilege	2544	explorer.exe
Token: SeSecurityPrivilege	2544	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	2544	explorer.exe
Token: SeCreateGlobalPrivilege	2544	explorer.exe
Token: 33	2544	explorer.exe
Token: SeDebugPrivilege	2492	kgu1uum7_1.exe
Token: SeRestorePrivilege	2492	kgu1uum7_1.exe
Token: SeBackupPrivilege	2492	kgu1uum7_1.exe
Token: SeLoadDriverPrivilege	2492	kgu1uum7_1.exe
Token: SeCreatePagefilePrivilege	2492	kgu1uum7_1.exe
Token: SeShutdownPrivilege	2492	kgu1uum7_1.exe
Token: SeTakeOwnershipPrivilege	2492	kgu1uum7_1.exe
Token: SeChangeNotifyPrivilege	2492	kgu1uum7_1.exe
Token: SeCreateTokenPrivilege	2492	kgu1uum7_1.exe
Token: SeMachineAccountPrivilege	2492	kgu1uum7_1.exe
Token: SeSecurityPrivilege	2492	kgu1uum7_1.exe
Token: SeAssignPrimaryTokenPrivilege	2492	kgu1uum7_1.exe
Token: SeCreateGlobalPrivilege	2492	kgu1uum7_1.exe
Token: 33	2492	kgu1uum7_1.exe
Token: SeCreatePagefilePrivilege	2492	kgu1uum7_1.exe
Token: SeCreatePagefilePrivilege	2492	kgu1uum7_1.exe
Token: SeCreatePagefilePrivilege	2492	kgu1uum7_1.exe
Token: SeCreatePagefilePrivilege	2492	kgu1uum7_1.exe
Token: SeCreatePagefilePrivilege	2492	kgu1uum7_1.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 2544	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe	24
PID 1476 wrote to memory of 2544	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe	24
PID 1476 wrote to memory of 2544	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe	24
PID 1476 wrote to memory of 2544	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe	24
PID 1476 wrote to memory of 2544	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe	24
PID 1476 wrote to memory of 2544	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe	24
PID 1476 wrote to memory of 2544	1476	afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe	24
PID 2544 wrote to memory of 1336	2544	explorer.exe	8
PID 2544 wrote to memory of 1336	2544	explorer.exe	8
PID 2544 wrote to memory of 1336	2544	explorer.exe	8
PID 2544 wrote to memory of 1336	2544	explorer.exe	8
PID 2544 wrote to memory of 1336	2544	explorer.exe	8
PID 2544 wrote to memory of 1336	2544	explorer.exe	8
PID 2544 wrote to memory of 1360	2544	explorer.exe	7
PID 2544 wrote to memory of 1360	2544	explorer.exe	7
PID 2544 wrote to memory of 1360	2544	explorer.exe	7
PID 2544 wrote to memory of 1360	2544	explorer.exe	7
PID 2544 wrote to memory of 1360	2544	explorer.exe	7
PID 2544 wrote to memory of 1360	2544	explorer.exe	7
PID 2544 wrote to memory of 1220	2544	explorer.exe	5
PID 2544 wrote to memory of 1220	2544	explorer.exe	5
PID 2544 wrote to memory of 1220	2544	explorer.exe	5
PID 2544 wrote to memory of 1220	2544	explorer.exe	5
PID 2544 wrote to memory of 1220	2544	explorer.exe	5
PID 2544 wrote to memory of 1220	2544	explorer.exe	5
PID 2544 wrote to memory of 2804	2544	explorer.exe	29
PID 2544 wrote to memory of 2804	2544	explorer.exe	29
PID 2544 wrote to memory of 2804	2544	explorer.exe	29
PID 2544 wrote to memory of 2804	2544	explorer.exe	29
PID 2544 wrote to memory of 2804	2544	explorer.exe	29
PID 2544 wrote to memory of 2804	2544	explorer.exe	29
PID 2544 wrote to memory of 2492	2544	explorer.exe	30
PID 2544 wrote to memory of 2492	2544	explorer.exe	30
PID 2544 wrote to memory of 2492	2544	explorer.exe	30
PID 2544 wrote to memory of 2492	2544	explorer.exe	30
PID 2544 wrote to memory of 2492	2544	explorer.exe	30
PID 2544 wrote to memory of 2492	2544	explorer.exe	30
PID 2544 wrote to memory of 2492	2544	explorer.exe	30
PID 2492 wrote to memory of 2412	2492	kgu1uum7_1.exe	33
PID 2492 wrote to memory of 2412	2492	kgu1uum7_1.exe	33
PID 2492 wrote to memory of 2412	2492	kgu1uum7_1.exe	33
PID 2492 wrote to memory of 2412	2492	kgu1uum7_1.exe	33
PID 2492 wrote to memory of 2412	2492	kgu1uum7_1.exe	33
PID 2492 wrote to memory of 2412	2492	kgu1uum7_1.exe	33
PID 2492 wrote to memory of 2412	2492	kgu1uum7_1.exe	33

C:\Users\Admin\AppData\Local\Temp\afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe
"C:\Users\Admin\AppData\Local\Temp\afacb2632d8784016af274fe18140dd4edc038a89e3837b8570a73dc1a1b856e.exe"
1⤵
- Sets file execution options in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Windows\SysWOW64\explorer.exe
  C:\Windows\SysWOW64\explorer.exe
  2⤵
  - Modifies firewall policy service
  - Sets file execution options in registry
  - Checks BIOS information in registry
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops desktop.ini file(s)
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Checks processor information in registry
  - Enumerates system info in registry
  - Modifies Internet Explorer Protected Mode
  - Modifies Internet Explorer Protected Mode Banner
  - Modifies Internet Explorer settings
  - NTFS ADS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Users\Admin\AppData\Local\Temp\kgu1uum7_1.exe
    /suac
    3⤵
    - Sets file execution options in registry
    - Executes dropped EXE
    - Checks for any installed AV software in registry
    - Checks whether UAC is enabled
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Checks processor information in registry
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2492
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x1BB70478" /TR "C:\PROGRA~3\JAVAUP~1\kgu1uum7.exe" /RL HIGHEST
      4⤵
      Creates scheduled task(s)
      PID:2000
  - - C:\Windows\SysWOW64\regedit.exe
      "C:\Windows\SysWOW64\regedit.exe"
      4⤵
      Runs regedit.exe
      PID:2412

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1220

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1360

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1336

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

Software Discovery

T1518

Security Software Discovery

T1518.001

System Information Discovery