betabot | e96f083ab18199d6a745b0fb3a8852b863b94a906664570198c8277abe4195c6

Windows Service

description	ioc	Process
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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	ay3c1a9mwum_1.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	ay3c1a9mwum_1.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile	ay3c1a9mwum_1.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0"	ay3c1a9mwum_1.exe
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

Modifies security service 2 TTPs 1 IoCs

evasion

Modify Registry

Windows Service

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\ImagePath	regedit.exe

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Disables taskbar notifications via registry modification
evasion
Disables use of System Restore points 1 TTPs
evasion

Inhibit System Recovery
T1490

Sets file execution options in registry 2 TTPs 20 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe\Debugger = "rhqkzoqb.exe"	ay3c1a9mwum_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe	ay3c1a9mwum_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "eycakducrhd.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mrtstub.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe\Debugger = "qlmeairzupq.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winmgr108.exe	ay3c1a9mwum_1.exe
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	ay3c1a9mwum_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winmgr108.exe\Debugger = "yaw.exe"	ay3c1a9mwum_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe	ay3c1a9mwum_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "usyejzuyouv.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ay3c1a9mwum.exe	6B22.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ay3c1a9mwum.exe\DisableExceptionChainValidation	6B22.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe\Debugger = "apufjsov.exe"	ay3c1a9mwum_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe	ay3c1a9mwum_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "fxpkecob.exe"	ay3c1a9mwum_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "pohn.exe"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbamgui.exe\Debugger = "dvshlzgl.exe"	ay3c1a9mwum_1.exe

Sets service image path in registry 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\ImagePath	regedit.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

Deletes itself 1 IoCs

pid	Process
1216	Explorer.EXE

Executes dropped EXE 3 IoCs

pid	Process
2744	6B22.exe
2588	735D.exe
2028	ay3c1a9mwum_1.exe

Loads dropped DLL 3 IoCs

pid	Process
1216	Explorer.EXE
1216	Explorer.EXE
2280	explorer.exe

Adds Run key to start application 2 TTPs 2 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Java Updater = "C:\\ProgramData\\Java Updater\\ay3c1a9mwum.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java Updater = "\"C:\\ProgramData\\Java Updater\\ay3c1a9mwum.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	ay3c1a9mwum_1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus	ay3c1a9mwum_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	ay3c1a9mwum_1.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	6B22.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
2744	6B22.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2028	ay3c1a9mwum_1.exe

NSIS installer 4 IoCs

installer

resource	yara_rule
behavioral1/files/0x000e000000015361-55.dat	nsis_installer_2
behavioral1/files/0x000e000000015361-54.dat	nsis_installer_2
behavioral1/files/0x000e000000015361-50.dat	nsis_installer_2
behavioral1/files/0x000e000000015361-49.dat	nsis_installer_2

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5cd06f4bdfb8cb137f9a2aae8abd3253.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5cd06f4bdfb8cb137f9a2aae8abd3253.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5cd06f4bdfb8cb137f9a2aae8abd3253.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ay3c1a9mwum_1.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	6B22.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	6B22.exe
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	ay3c1a9mwum_1.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

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

Scheduled Task/Job

pid	Process
2572	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-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\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-1-5-21-3818056530-936619650-3554021955-1000\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-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

NTFS ADS 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\ay3c1a9mwum_1.exe:1BB7FB68	explorer.exe
File created	C:\Users\Admin\AppData\Local\Temp\ay3c1a9mwum_1.exe:1BB7FB68	explorer.exe

Runs regedit.exe 1 IoCs

pid	Process
2976	regedit.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2076	5cd06f4bdfb8cb137f9a2aae8abd3253.exe
2076	5cd06f4bdfb8cb137f9a2aae8abd3253.exe
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
2076	5cd06f4bdfb8cb137f9a2aae8abd3253.exe
2744	6B22.exe
2744	6B22.exe
2280	explorer.exe
2280	explorer.exe
2280	explorer.exe
2028	ay3c1a9mwum_1.exe
2028	ay3c1a9mwum_1.exe

Suspicious use of AdjustPrivilegeToken 60 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	6B22.exe
Token: SeRestorePrivilege	2744	6B22.exe
Token: SeBackupPrivilege	2744	6B22.exe
Token: SeLoadDriverPrivilege	2744	6B22.exe
Token: SeCreatePagefilePrivilege	2744	6B22.exe
Token: SeShutdownPrivilege	2744	6B22.exe
Token: SeTakeOwnershipPrivilege	2744	6B22.exe
Token: SeChangeNotifyPrivilege	2744	6B22.exe
Token: SeCreateTokenPrivilege	2744	6B22.exe
Token: SeMachineAccountPrivilege	2744	6B22.exe
Token: SeSecurityPrivilege	2744	6B22.exe
Token: SeAssignPrimaryTokenPrivilege	2744	6B22.exe
Token: SeCreateGlobalPrivilege	2744	6B22.exe
Token: 33	2744	6B22.exe
Token: SeDebugPrivilege	2280	explorer.exe
Token: SeRestorePrivilege	2280	explorer.exe
Token: SeBackupPrivilege	2280	explorer.exe
Token: SeLoadDriverPrivilege	2280	explorer.exe
Token: SeCreatePagefilePrivilege	2280	explorer.exe
Token: SeShutdownPrivilege	2280	explorer.exe
Token: SeTakeOwnershipPrivilege	2280	explorer.exe
Token: SeChangeNotifyPrivilege	2280	explorer.exe
Token: SeCreateTokenPrivilege	2280	explorer.exe
Token: SeMachineAccountPrivilege	2280	explorer.exe
Token: SeSecurityPrivilege	2280	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	2280	explorer.exe
Token: SeCreateGlobalPrivilege	2280	explorer.exe
Token: 33	2280	explorer.exe
Token: SeDebugPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeRestorePrivilege	2028	ay3c1a9mwum_1.exe
Token: SeBackupPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeLoadDriverPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeCreatePagefilePrivilege	2028	ay3c1a9mwum_1.exe
Token: SeShutdownPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeTakeOwnershipPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeChangeNotifyPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeCreateTokenPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeMachineAccountPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeSecurityPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeAssignPrimaryTokenPrivilege	2028	ay3c1a9mwum_1.exe
Token: SeCreateGlobalPrivilege	2028	ay3c1a9mwum_1.exe
Token: 33	2028	ay3c1a9mwum_1.exe
Token: SeCreatePagefilePrivilege	2028	ay3c1a9mwum_1.exe
Token: SeCreatePagefilePrivilege	2028	ay3c1a9mwum_1.exe
Token: SeCreatePagefilePrivilege	2028	ay3c1a9mwum_1.exe
Token: SeCreatePagefilePrivilege	2028	ay3c1a9mwum_1.exe
Token: SeCreatePagefilePrivilege	2028	ay3c1a9mwum_1.exe
Token: SeDebugPrivilege	2976	regedit.exe
Token: SeRestorePrivilege	2976	regedit.exe
Token: SeBackupPrivilege	2976	regedit.exe
Token: SeLoadDriverPrivilege	2976	regedit.exe
Token: SeCreatePagefilePrivilege	2976	regedit.exe
Token: SeShutdownPrivilege	2976	regedit.exe
Token: SeTakeOwnershipPrivilege	2976	regedit.exe
Token: SeChangeNotifyPrivilege	2976	regedit.exe
Token: SeCreateTokenPrivilege	2976	regedit.exe
Token: SeMachineAccountPrivilege	2976	regedit.exe
Token: SeSecurityPrivilege	2976	regedit.exe
Token: SeAssignPrimaryTokenPrivilege	2976	regedit.exe
Token: SeCreateGlobalPrivilege	2976	regedit.exe

Suspicious use of WriteProcessMemory 53 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 2744	1216	Explorer.EXE	28
PID 1216 wrote to memory of 2744	1216	Explorer.EXE	28
PID 1216 wrote to memory of 2744	1216	Explorer.EXE	28
PID 1216 wrote to memory of 2744	1216	Explorer.EXE	28
PID 2744 wrote to memory of 2280	2744	6B22.exe	29
PID 2744 wrote to memory of 2280	2744	6B22.exe	29
PID 2744 wrote to memory of 2280	2744	6B22.exe	29
PID 2744 wrote to memory of 2280	2744	6B22.exe	29
PID 2744 wrote to memory of 2280	2744	6B22.exe	29
PID 2744 wrote to memory of 2280	2744	6B22.exe	29
PID 2744 wrote to memory of 2280	2744	6B22.exe	29
PID 1216 wrote to memory of 2588	1216	Explorer.EXE	30
PID 1216 wrote to memory of 2588	1216	Explorer.EXE	30
PID 1216 wrote to memory of 2588	1216	Explorer.EXE	30
PID 2280 wrote to memory of 1168	2280	explorer.exe	18
PID 2280 wrote to memory of 1168	2280	explorer.exe	18
PID 2280 wrote to memory of 1168	2280	explorer.exe	18
PID 2280 wrote to memory of 1168	2280	explorer.exe	18
PID 2280 wrote to memory of 1168	2280	explorer.exe	18
PID 2280 wrote to memory of 1168	2280	explorer.exe	18
PID 2280 wrote to memory of 1216	2280	explorer.exe	17
PID 2280 wrote to memory of 1216	2280	explorer.exe	17
PID 2280 wrote to memory of 1216	2280	explorer.exe	17
PID 2280 wrote to memory of 1216	2280	explorer.exe	17
PID 2280 wrote to memory of 1216	2280	explorer.exe	17
PID 2280 wrote to memory of 1216	2280	explorer.exe	17
PID 2280 wrote to memory of 2912	2280	explorer.exe	31
PID 2280 wrote to memory of 2912	2280	explorer.exe	31
PID 2280 wrote to memory of 2912	2280	explorer.exe	31
PID 2280 wrote to memory of 2912	2280	explorer.exe	31
PID 2280 wrote to memory of 2912	2280	explorer.exe	31
PID 2280 wrote to memory of 2912	2280	explorer.exe	31
PID 2280 wrote to memory of 2028	2280	explorer.exe	32
PID 2280 wrote to memory of 2028	2280	explorer.exe	32
PID 2280 wrote to memory of 2028	2280	explorer.exe	32
PID 2280 wrote to memory of 2028	2280	explorer.exe	32
PID 2280 wrote to memory of 2028	2280	explorer.exe	32
PID 2280 wrote to memory of 2028	2280	explorer.exe	32
PID 2280 wrote to memory of 2028	2280	explorer.exe	32
PID 2028 wrote to memory of 2976	2028	ay3c1a9mwum_1.exe	35
PID 2028 wrote to memory of 2976	2028	ay3c1a9mwum_1.exe	35
PID 2028 wrote to memory of 2976	2028	ay3c1a9mwum_1.exe	35
PID 2028 wrote to memory of 2976	2028	ay3c1a9mwum_1.exe	35
PID 2028 wrote to memory of 2976	2028	ay3c1a9mwum_1.exe	35
PID 2028 wrote to memory of 2976	2028	ay3c1a9mwum_1.exe	35
PID 2028 wrote to memory of 2976	2028	ay3c1a9mwum_1.exe	35
PID 2028 wrote to memory of 2572	2028	ay3c1a9mwum_1.exe	34
PID 2028 wrote to memory of 2572	2028	ay3c1a9mwum_1.exe	34
PID 2028 wrote to memory of 2572	2028	ay3c1a9mwum_1.exe	34
PID 2028 wrote to memory of 2572	2028	ay3c1a9mwum_1.exe	34
PID 2028 wrote to memory of 2572	2028	ay3c1a9mwum_1.exe	34
PID 2028 wrote to memory of 2572	2028	ay3c1a9mwum_1.exe	34
PID 2028 wrote to memory of 2572	2028	ay3c1a9mwum_1.exe	34

C:\Users\Admin\AppData\Local\Temp\5cd06f4bdfb8cb137f9a2aae8abd3253.exe
"C:\Users\Admin\AppData\Local\Temp\5cd06f4bdfb8cb137f9a2aae8abd3253.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2076

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Deletes itself
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Users\Admin\AppData\Local\Temp\6B22.exe
  C:\Users\Admin\AppData\Local\Temp\6B22.exe
  2⤵
  - Sets file execution options in registry
  - Executes dropped EXE
  - 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:2744
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - 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: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2280
  - - C:\Users\Admin\AppData\Local\Temp\ay3c1a9mwum_1.exe
      /suac
      4⤵
      Modifies firewall policy service
      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:2028
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x1BB70478" /TR "C:\PROGRA~3\JAVAUP~1\AY3C1A~1.EXE" /RL HIGHEST
        5⤵
        Creates scheduled task(s)
        
        PID:2572
    - - C:\Windows\SysWOW64\regedit.exe
        
        "C:\Windows\SysWOW64\regedit.exe"
        5⤵
        Modifies security service
        Sets file execution options in registry
        Sets service image path in registry
        Runs regedit.exe
        Suspicious use of AdjustPrivilegeToken
        
        PID:2976
- C:\Users\Admin\AppData\Local\Temp\735D.exe
  C:\Users\Admin\AppData\Local\Temp\735D.exe
  2⤵
  - Executes dropped EXE
  PID:2588

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2912

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

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

Scheduled Task/Job

Defense Evasion

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

Software Discovery

T1518

Security Software Discovery

T1518.001

System Information Discovery