betabot | b7ca91d094b124c955a6759efb9e7b5744775269345908643d8c8f48adbde879

Windows Service

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	s5o1cio17myy_1.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile	s5o1cio17myy_1.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0"	s5o1cio17myy_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
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	s5o1cio17myy_1.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 = "nfstvjcbxck.exe"	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\s5o1cio17myy.exe\DisableExceptionChainValidation	99A1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "atsfrhxj.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe	s5o1cio17myy_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "suzvf.exe"	s5o1cio17myy_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MRT.exe\Debugger = "gqvtnbveeke.exe"	regedit.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winmgr108.exe	s5o1cio17myy_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\s5o1cio17myy.exe	99A1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe	s5o1cio17myy_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 = "ghbrfksxvpx.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\MRT.exe	s5o1cio17myy_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\winmgr108.exe\Debugger = "xrmrony.exe"	s5o1cio17myy_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mrtstub.exe	regedit.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	s5o1cio17myy_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbamgui.exe\Debugger = "vrhsm.exe"	s5o1cio17myy_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mbam.exe\Debugger = "emjpx.exe"	s5o1cio17myy_1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mrtstub.exe\Debugger = "ymxfr.exe"	s5o1cio17myy_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
1312	Explorer.EXE

Executes dropped EXE 3 IoCs

pid	Process
2688	99A1.exe
2560	A94B.exe
2496	s5o1cio17myy_1.exe

Loads dropped DLL 3 IoCs

pid	Process
1312	Explorer.EXE
1312	Explorer.EXE
2064	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-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Java Updater = "C:\\ProgramData\\Java Updater\\s5o1cio17myy.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java Updater = "\"C:\\ProgramData\\Java Updater\\s5o1cio17myy.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\avast! Antivirus	s5o1cio17myy_1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\AntiVirService	s5o1cio17myy_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	99A1.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	s5o1cio17myy_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
2688	99A1.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2496	s5o1cio17myy_1.exe

NSIS installer 4 IoCs

installer

resource	yara_rule
behavioral1/files/0x000b000000015e9f-54.dat	nsis_installer_2
behavioral1/files/0x000b000000015e9f-56.dat	nsis_installer_2
behavioral1/files/0x000b000000015e9f-51.dat	nsis_installer_2
behavioral1/files/0x000b000000015e9f-50.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	5308d1e75211592537867a6da16505c9.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5308d1e75211592537867a6da16505c9.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5308d1e75211592537867a6da16505c9.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	99A1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	99A1.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	s5o1cio17myy_1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	s5o1cio17myy_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
2528	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-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\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-1-5-21-452311807-3713411997-1028535425-1000\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-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

NTFS ADS 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\s5o1cio17myy_1.exe:1BB7FB68	explorer.exe
File created	C:\Users\Admin\AppData\Local\Temp\s5o1cio17myy_1.exe:1BB7FB68	explorer.exe

Runs regedit.exe 1 IoCs

pid	Process
2876	regedit.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1172	5308d1e75211592537867a6da16505c9.exe
1172	5308d1e75211592537867a6da16505c9.exe
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE
1312	Explorer.EXE

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
1172	5308d1e75211592537867a6da16505c9.exe
2688	99A1.exe
2688	99A1.exe
2064	explorer.exe
2064	explorer.exe
2064	explorer.exe
2496	s5o1cio17myy_1.exe
2496	s5o1cio17myy_1.exe

Suspicious use of AdjustPrivilegeToken 60 IoCs

description	pid	Process
Token: SeDebugPrivilege	2688	99A1.exe
Token: SeRestorePrivilege	2688	99A1.exe
Token: SeBackupPrivilege	2688	99A1.exe
Token: SeLoadDriverPrivilege	2688	99A1.exe
Token: SeCreatePagefilePrivilege	2688	99A1.exe
Token: SeShutdownPrivilege	2688	99A1.exe
Token: SeTakeOwnershipPrivilege	2688	99A1.exe
Token: SeChangeNotifyPrivilege	2688	99A1.exe
Token: SeCreateTokenPrivilege	2688	99A1.exe
Token: SeMachineAccountPrivilege	2688	99A1.exe
Token: SeSecurityPrivilege	2688	99A1.exe
Token: SeAssignPrimaryTokenPrivilege	2688	99A1.exe
Token: SeCreateGlobalPrivilege	2688	99A1.exe
Token: 33	2688	99A1.exe
Token: SeDebugPrivilege	2064	explorer.exe
Token: SeRestorePrivilege	2064	explorer.exe
Token: SeBackupPrivilege	2064	explorer.exe
Token: SeLoadDriverPrivilege	2064	explorer.exe
Token: SeCreatePagefilePrivilege	2064	explorer.exe
Token: SeShutdownPrivilege	2064	explorer.exe
Token: SeTakeOwnershipPrivilege	2064	explorer.exe
Token: SeChangeNotifyPrivilege	2064	explorer.exe
Token: SeCreateTokenPrivilege	2064	explorer.exe
Token: SeMachineAccountPrivilege	2064	explorer.exe
Token: SeSecurityPrivilege	2064	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	2064	explorer.exe
Token: SeCreateGlobalPrivilege	2064	explorer.exe
Token: 33	2064	explorer.exe
Token: SeDebugPrivilege	2496	s5o1cio17myy_1.exe
Token: SeRestorePrivilege	2496	s5o1cio17myy_1.exe
Token: SeBackupPrivilege	2496	s5o1cio17myy_1.exe
Token: SeLoadDriverPrivilege	2496	s5o1cio17myy_1.exe
Token: SeCreatePagefilePrivilege	2496	s5o1cio17myy_1.exe
Token: SeShutdownPrivilege	2496	s5o1cio17myy_1.exe
Token: SeTakeOwnershipPrivilege	2496	s5o1cio17myy_1.exe
Token: SeChangeNotifyPrivilege	2496	s5o1cio17myy_1.exe
Token: SeCreateTokenPrivilege	2496	s5o1cio17myy_1.exe
Token: SeMachineAccountPrivilege	2496	s5o1cio17myy_1.exe
Token: SeSecurityPrivilege	2496	s5o1cio17myy_1.exe
Token: SeAssignPrimaryTokenPrivilege	2496	s5o1cio17myy_1.exe
Token: SeCreateGlobalPrivilege	2496	s5o1cio17myy_1.exe
Token: 33	2496	s5o1cio17myy_1.exe
Token: SeCreatePagefilePrivilege	2496	s5o1cio17myy_1.exe
Token: SeCreatePagefilePrivilege	2496	s5o1cio17myy_1.exe
Token: SeCreatePagefilePrivilege	2496	s5o1cio17myy_1.exe
Token: SeCreatePagefilePrivilege	2496	s5o1cio17myy_1.exe
Token: SeCreatePagefilePrivilege	2496	s5o1cio17myy_1.exe
Token: SeDebugPrivilege	2876	regedit.exe
Token: SeRestorePrivilege	2876	regedit.exe
Token: SeBackupPrivilege	2876	regedit.exe
Token: SeLoadDriverPrivilege	2876	regedit.exe
Token: SeCreatePagefilePrivilege	2876	regedit.exe
Token: SeShutdownPrivilege	2876	regedit.exe
Token: SeTakeOwnershipPrivilege	2876	regedit.exe
Token: SeChangeNotifyPrivilege	2876	regedit.exe
Token: SeCreateTokenPrivilege	2876	regedit.exe
Token: SeMachineAccountPrivilege	2876	regedit.exe
Token: SeSecurityPrivilege	2876	regedit.exe
Token: SeAssignPrimaryTokenPrivilege	2876	regedit.exe
Token: SeCreateGlobalPrivilege	2876	regedit.exe

Suspicious use of WriteProcessMemory 53 IoCs

description	pid	Process	procid_target
PID 1312 wrote to memory of 2688	1312	Explorer.EXE	28
PID 1312 wrote to memory of 2688	1312	Explorer.EXE	28
PID 1312 wrote to memory of 2688	1312	Explorer.EXE	28
PID 1312 wrote to memory of 2688	1312	Explorer.EXE	28
PID 2688 wrote to memory of 2064	2688	99A1.exe	29
PID 2688 wrote to memory of 2064	2688	99A1.exe	29
PID 2688 wrote to memory of 2064	2688	99A1.exe	29
PID 2688 wrote to memory of 2064	2688	99A1.exe	29
PID 2688 wrote to memory of 2064	2688	99A1.exe	29
PID 2688 wrote to memory of 2064	2688	99A1.exe	29
PID 2688 wrote to memory of 2064	2688	99A1.exe	29
PID 1312 wrote to memory of 2560	1312	Explorer.EXE	30
PID 1312 wrote to memory of 2560	1312	Explorer.EXE	30
PID 1312 wrote to memory of 2560	1312	Explorer.EXE	30
PID 2064 wrote to memory of 1272	2064	explorer.exe	12
PID 2064 wrote to memory of 1272	2064	explorer.exe	12
PID 2064 wrote to memory of 1272	2064	explorer.exe	12
PID 2064 wrote to memory of 1272	2064	explorer.exe	12
PID 2064 wrote to memory of 1272	2064	explorer.exe	12
PID 2064 wrote to memory of 1272	2064	explorer.exe	12
PID 2064 wrote to memory of 1312	2064	explorer.exe	15
PID 2064 wrote to memory of 1312	2064	explorer.exe	15
PID 2064 wrote to memory of 1312	2064	explorer.exe	15
PID 2064 wrote to memory of 1312	2064	explorer.exe	15
PID 2064 wrote to memory of 1312	2064	explorer.exe	15
PID 2064 wrote to memory of 1312	2064	explorer.exe	15
PID 2064 wrote to memory of 1904	2064	explorer.exe	33
PID 2064 wrote to memory of 1904	2064	explorer.exe	33
PID 2064 wrote to memory of 1904	2064	explorer.exe	33
PID 2064 wrote to memory of 1904	2064	explorer.exe	33
PID 2064 wrote to memory of 1904	2064	explorer.exe	33
PID 2064 wrote to memory of 1904	2064	explorer.exe	33
PID 2064 wrote to memory of 2496	2064	explorer.exe	34
PID 2064 wrote to memory of 2496	2064	explorer.exe	34
PID 2064 wrote to memory of 2496	2064	explorer.exe	34
PID 2064 wrote to memory of 2496	2064	explorer.exe	34
PID 2064 wrote to memory of 2496	2064	explorer.exe	34
PID 2064 wrote to memory of 2496	2064	explorer.exe	34
PID 2064 wrote to memory of 2496	2064	explorer.exe	34
PID 2496 wrote to memory of 2876	2496	s5o1cio17myy_1.exe	35
PID 2496 wrote to memory of 2876	2496	s5o1cio17myy_1.exe	35
PID 2496 wrote to memory of 2876	2496	s5o1cio17myy_1.exe	35
PID 2496 wrote to memory of 2876	2496	s5o1cio17myy_1.exe	35
PID 2496 wrote to memory of 2876	2496	s5o1cio17myy_1.exe	35
PID 2496 wrote to memory of 2876	2496	s5o1cio17myy_1.exe	35
PID 2496 wrote to memory of 2876	2496	s5o1cio17myy_1.exe	35
PID 2496 wrote to memory of 2528	2496	s5o1cio17myy_1.exe	37
PID 2496 wrote to memory of 2528	2496	s5o1cio17myy_1.exe	37
PID 2496 wrote to memory of 2528	2496	s5o1cio17myy_1.exe	37
PID 2496 wrote to memory of 2528	2496	s5o1cio17myy_1.exe	37
PID 2496 wrote to memory of 2528	2496	s5o1cio17myy_1.exe	37
PID 2496 wrote to memory of 2528	2496	s5o1cio17myy_1.exe	37
PID 2496 wrote to memory of 2528	2496	s5o1cio17myy_1.exe	37

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1272

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Deletes itself
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Users\Admin\AppData\Local\Temp\5308d1e75211592537867a6da16505c9.exe
  "C:\Users\Admin\AppData\Local\Temp\5308d1e75211592537867a6da16505c9.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:1172
- C:\Users\Admin\AppData\Local\Temp\99A1.exe
  C:\Users\Admin\AppData\Local\Temp\99A1.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:2688
- - 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:2064
  - - C:\Users\Admin\AppData\Local\Temp\s5o1cio17myy_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:2496
    - - 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:2876
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x1BB70478" /TR "C:\PROGRA~3\JAVAUP~1\S5O1CI~1.EXE" /RL HIGHEST
        5⤵
        Creates scheduled task(s)
        
        PID:2528
- C:\Users\Admin\AppData\Local\Temp\A94B.exe
  C:\Users\Admin\AppData\Local\Temp\A94B.exe
  2⤵
  - Executes dropped EXE
  PID:2560

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1904

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