hxxps://github[.]com/Da2dalus/The-MALWARE-Repo/blob/master/Ransomware/Annabelle[.]exe

Processes:

Annabelle.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\Downloads\\Annabelle.exe"	Annabelle.exe

Modifies Windows Defender Real-time Protection settings 3 TTPs 2 IoCs

evasion trojan

Modify Registry

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

Processes:

Annabelle.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	Annabelle.exe

UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1548.002

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

Annabelle.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Annabelle.exe
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Annabelle.exe

Disables RegEdit via registry modification 2 IoCs

evasion

Processes:

Annabelle.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Annabelle.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Annabelle.exe

Disables Task Manager via registry modification
evasion
Disables use of System Restore points 1 TTPs
evasion

Inhibit System Recovery
T1490
Downloads MZ/PE file
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

NetSh.exe

pid process

3660 NetSh.exe

pid	process
3660	NetSh.exe

Sets file execution options in registry 2 TTPs 64 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

Annabelle.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\microsoftedge.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\microsoftedgecp.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\wmplayer.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iexplore.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\gpedit.msc	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\DBGHELP.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\DCIMAN32.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ksuser.dll	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\microsoftedgecp.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\notepad++.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\usbui.dll\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rundll.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mmc.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Autoruns.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\usbui.dll	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\recoverydrive.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\logoff.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cmd.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\notepad++.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rundll32.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\chkdsk.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\sethc.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mspaint.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\dllhost.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\attrib.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rasman.dll	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rasman.dll\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\shellstyle.dll\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\logoff.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\chrome.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\firefox.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Autoruns.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mydocs.dll	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\shellstyle.dll	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\url.dll\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\yandex.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\sethc.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\dllhost.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\opera.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Autoruns64.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\systemexplorer.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cabinet.dll\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\wmplayer.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mpg4dmod.dll	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\chrome.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mmc.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Autoruns64.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\bcdedit.exe\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\DBGHELP.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\secpol.msc	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\webcheck.dll\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cmd.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\microsoftedge.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rundll32.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mydocs.dll\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MSASCuiL.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskkill.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\yandex.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cabinet.dll	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mpg4dmod.dll\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\control.exe	Annabelle.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

Processes:

Annabelle.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	Annabelle.exe

Executes dropped EXE 1 IoCs

Processes:

Annabelle.exe

pid process

5824 Annabelle.exe

pid	process
5824	Annabelle.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

Annabelle.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UpdateBackup = "C:\\Users\\Admin\\Downloads\\Annabelle.exe"	Annabelle.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UpdateBackup = "C:\\Users\\Admin\\Downloads\\Annabelle.exe"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\UpdateBackup = "C:\\Users\\Admin\\Downloads\\Annabelle.exe"	Annabelle.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Annabelle.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Annabelle.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

48 raw.githubusercontent.com
49 raw.githubusercontent.com
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Annabelle.exe

flow	ioc
48	raw.githubusercontent.com
49	raw.githubusercontent.com

Checks processor information in registry 2 TTPs 5 IoCs

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

Query Registry

System Information Discovery

Processes:

firefox.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	firefox.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

Processes:

chrome.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Interacts with shadow copies 2 TTPs 3 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490

Processes:

vssadmin.exevssadmin.exevssadmin.exe

pid process

5204 vssadmin.exe
5560 vssadmin.exe
3844 vssadmin.exe

pid	process
5204	vssadmin.exe
5560	vssadmin.exe
3844	vssadmin.exe

Modifies data under HKEY_USERS 17 IoCs

Processes:

LogonUI.exechrome.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "221"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133586934162197232"	chrome.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe

Modifies registry class 1 IoCs

Processes:

firefox.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings firefox.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

chrome.exe

pid process

5004 chrome.exe
5004 chrome.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

Processes:

chrome.exe

pid process

5004 chrome.exe
5004 chrome.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings	firefox.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

chrome.exe

description	pid	process
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe
Token: SeShutdownPrivilege	5004	chrome.exe
Token: SeCreatePagefilePrivilege	5004	chrome.exe

Suspicious use of FindShellTrayWindow 46 IoCs

Processes:

chrome.exefirefox.exe

pid	process
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
3136	firefox.exe
3136	firefox.exe
3136	firefox.exe
3136	firefox.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe

Suspicious use of SendNotifyMessage 35 IoCs

Processes:

chrome.exefirefox.exe

pid	process
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
3136	firefox.exe
3136	firefox.exe
3136	firefox.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe
5004	chrome.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

firefox.exeLogonUI.exe

pid process

3136 firefox.exe
7068 LogonUI.exe

pid	process
3136	firefox.exe
7068	LogonUI.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

chrome.exe

description	pid	process	target process
PID 5004 wrote to memory of 3100	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3100	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3804	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 2472	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 2472	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe
PID 5004 wrote to memory of 3876	5004	chrome.exe	chrome.exe

System policy modification 1 TTPs 9 IoCs

evasion

Modify Registry

Processes:

Annabelle.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	Annabelle.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoControlPanel = "1"	Annabelle.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoRun = "1"	Annabelle.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Annabelle.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\WindowsDefenderMAJ = "1"	Annabelle.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System	Annabelle.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableTaskMgr = "1"	Annabelle.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Annabelle.exe
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer	Annabelle.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://github.com/Da2dalus/The-MALWARE-Repo/blob/master/Ransomware/Annabelle.exe
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5004

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0x9c,0x108,0x7ffc5f149758,0x7ffc5f149768,0x7ffc5f149778
2⤵
PID:3100

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1736 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:2
2⤵
PID:3804

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2036 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:2472

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2240 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:3876

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3032 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:1
2⤵
PID:2036

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3040 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:1
2⤵
PID:3920

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5300 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:5848

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3944 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:5952

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5432 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:5852

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5532 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:4936

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2916 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:1668

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=3708 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:5208

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=2520 --field-trial-handle=1896,i,9640255081618417461,8274713082115328871,131072 /prefetch:8
2⤵
PID:5224

C:\Users\Admin\Downloads\Annabelle.exe
"C:\Users\Admin\Downloads\Annabelle.exe"
2⤵
- Modifies WinLogon for persistence
- Modifies Windows Defender Real-time Protection settings
- UAC bypass
- Disables RegEdit via registry modification
- Sets file execution options in registry
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- System policy modification
PID:5824

C:\Windows\SYSTEM32\vssadmin.exe
vssadmin delete shadows /all /quiet
3⤵
- Interacts with shadow copies
PID:5204

C:\Windows\SYSTEM32\vssadmin.exe
vssadmin delete shadows /all /quiet
3⤵
- Interacts with shadow copies
PID:5560

C:\Windows\SYSTEM32\vssadmin.exe
vssadmin delete shadows /all /quiet
3⤵
- Interacts with shadow copies
PID:3844

C:\Windows\SYSTEM32\NetSh.exe
NetSh Advfirewall set allprofiles state off
3⤵
- Modifies Windows Firewall
PID:3660

C:\Windows\System32\shutdown.exe
"C:\Windows\System32\shutdown.exe" -r -t 00 -f
3⤵
PID:7008

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe"
1⤵
PID:1936

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe"
2⤵
- Checks processor information in registry
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:3136

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3136.0.2076980389\1733935970" -parentBuildID 20221007134813 -prefsHandle 1896 -prefMapHandle 1876 -prefsLen 20749 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {25788257-80e2-4f32-9536-bfc9cca39e5f} 3136 "\\.\pipe\gecko-crash-server-pipe.3136" 1976 2144dfe2b58 gpu
3⤵
PID:4048

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3136.1.1580302005\17746374" -parentBuildID 20221007134813 -prefsHandle 2364 -prefMapHandle 2360 -prefsLen 20785 -prefMapSize 233444 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {dcb62df1-27be-4ac0-8bab-2167b6173bea} 3136 "\\.\pipe\gecko-crash-server-pipe.3136" 2376 2144df03258 socket
3⤵
PID:452

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3136.2.1285768621\278049404" -childID 1 -isForBrowser -prefsHandle 3448 -prefMapHandle 3444 -prefsLen 20823 -prefMapSize 233444 -jsInitHandle 1424 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b7e4565e-8fc9-4090-b925-cf0cf6e9fe60} 3136 "\\.\pipe\gecko-crash-server-pipe.3136" 3460 21452114858 tab
3⤵
PID:4860

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3136.3.345165226\1888190064" -childID 2 -isForBrowser -prefsHandle 3240 -prefMapHandle 3220 -prefsLen 20929 -prefMapSize 233444 -jsInitHandle 1424 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {14b0df84-f337-4cb4-af72-9328dd33342e} 3136 "\\.\pipe\gecko-crash-server-pipe.3136" 3028 214522f9758 tab
3⤵
PID:5420

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3136.4.1215499532\683894217" -childID 3 -isForBrowser -prefsHandle 2968 -prefMapHandle 2884 -prefsLen 20929 -prefMapSize 233444 -jsInitHandle 1424 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6206dca6-c87e-403d-aae2-c2980398ff51} 3136 "\\.\pipe\gecko-crash-server-pipe.3136" 3016 214522f9158 tab
3⤵
PID:5428

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3136.5.969992204\15799761" -childID 4 -isForBrowser -prefsHandle 3016 -prefMapHandle 3892 -prefsLen 20929 -prefMapSize 233444 -jsInitHandle 1424 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {964887a7-7668-4883-b836-988b150e5995} 3136 "\\.\pipe\gecko-crash-server-pipe.3136" 3084 214522fa058 tab
3⤵
PID:5436

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3136.6.1254826940\117131164" -childID 5 -isForBrowser -prefsHandle 4364 -prefMapHandle 4360 -prefsLen 26331 -prefMapSize 233444 -jsInitHandle 1424 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9ea45aa2-fc29-42d3-9ab1-e8645dd0baec} 3136 "\\.\pipe\gecko-crash-server-pipe.3136" 4376 21450a7a658 tab
3⤵
PID:5912

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:2848

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3852 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
1⤵
PID:5920

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1960

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
PID:1960

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa399b855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:7068

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Modify Registry

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Disable or Modify System Firewall

T1562.004

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

Query Registry

System Information Discovery