troldesh | 6820c71df417e434c5ad26438c901c780fc5a80b28a466821b47d20b8424ef08

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 DisableAntiSpyware settings 3 TTPs 1 IoCs

evasion trojan

Modify Registry

Windows Service

Disable or Modify Tools

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	Annabelle.exe

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

defense_evasion trojan

Modify Registry

Windows Service

Disable or Modify Tools

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

Troldesh family
troldesh
Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
ransomware trojan troldesh

UAC bypass 3 TTPs 1 IoCs

defense_evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

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

Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware defense_evasion impact execution

File Deletion
T1070.004

Inhibit System Recovery
T1490

Windows Management Instrumentation
T1047

Disables RegEdit via registry modification 2 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Annabelle.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1886653772-2813795769-2221171443-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Annabelle.exe

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

Inhibit System Recovery
T1490

Downloads MZ/PE file 5 IoCs

flow	pid	Process
465	4544	firefox.exe
465	4544	firefox.exe
465	4544	firefox.exe
465	4544	firefox.exe
465	4544	firefox.exe

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 64 IoCs

persistence

Image File Execution Options Injection

T1546.012

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

Modifies Windows Firewall 2 TTPs 1 IoCs

Windows Service

Disable or Modify System Firewall

T1562.004

pid	Process
556	NetSh.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1886653772-2813795769-2221171443-1000\Control Panel\International\Geo\Nation	MEMZ.exe

Executes dropped EXE 11 IoCs

pid	Process
5304	MEMZ.exe
1452	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
2912	MEMZ.exe
2612	MEMZ.exe
1796	MEMZ.exe
2308	Annabelle.exe
5000	$uckyLocker.exe
4528	NoMoreRansom.exe
4928	NoMoreRansom.exe

Impair Defenses: Safe Mode Boot 1 TTPs 1 IoCs

Safe Mode Boot

T1562.009

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\MinimalX = "1"	Annabelle.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\UpdateBackup = "C:\\Users\\Admin\\Downloads\\Annabelle.exe"	Annabelle.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1886653772-2813795769-2221171443-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	NoMoreRansom.exe
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-1-5-21-1886653772-2813795769-2221171443-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UpdateBackup = "C:\\Users\\Admin\\Downloads\\Annabelle.exe"	Annabelle.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

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 10 IoCs

Web Service

T1102

flow	ioc
459	raw.githubusercontent.com
460	raw.githubusercontent.com
461	raw.githubusercontent.com
465	raw.githubusercontent.com
489	camo.githubusercontent.com
490	camo.githubusercontent.com
491	camo.githubusercontent.com
456	raw.githubusercontent.com
487	camo.githubusercontent.com
488	camo.githubusercontent.com

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	MEMZ.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1886653772-2813795769-2221171443-1000\Control Panel\Desktop\Wallpaper = "0"	$uckyLocker.exe

UPX packed file 15 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/4528-3881-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-3883-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-3882-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-3885-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4928-3900-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4928-3901-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4928-3916-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-3937-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-3946-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-4107-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-4174-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-4277-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-4310-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-4357-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4528-4371-0x0000000000400000-0x00000000005DE000-memory.dmp	upx

Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 5 IoCs

When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

persistence privilege_escalation

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
File created	C:\Users\Admin\Downloads\MEMZ.exe:Zone.Identifier	firefox.exe
File created	C:\Users\Admin\Downloads\Annabelle.exe:Zone.Identifier	firefox.exe
File created	C:\Users\Admin\Downloads\$uckyLocker.exe:Zone.Identifier	firefox.exe
File created	C:\Users\Admin\Downloads\NoMoreRansom.exe:Zone.Identifier	firefox.exe
File created	C:\Users\Admin\Downloads\PowerPoint.exe:Zone.Identifier	firefox.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	NetSh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	NetSh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	NetSh.exe

System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MEMZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MEMZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MEMZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NoMoreRansom.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CrazyNCS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MEMZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MEMZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	$uckyLocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NoMoreRansom.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MEMZ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MEMZ.exe

Checks processor information in registry 2 TTPs 22 IoCs

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

Query Registry

T1012

System Information Discovery

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

Interacts with shadow copies 3 TTPs 3 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

Direct Volume Access

T1006

pid	Process
1520	vssadmin.exe
3452	vssadmin.exe
5508	vssadmin.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1886653772-2813795769-2221171443-1000_Classes\Local Settings	firefox.exe
Key created	\REGISTRY\USER\S-1-5-21-1886653772-2813795769-2221171443-1000_Classes\Local Settings	firefox.exe

NTFS ADS 5 IoCs

description	ioc	Process
File created	C:\Users\Admin\Downloads\MEMZ.exe:Zone.Identifier	firefox.exe
File created	C:\Users\Admin\Downloads\Annabelle.exe:Zone.Identifier	firefox.exe
File created	C:\Users\Admin\Downloads\$uckyLocker.exe:Zone.Identifier	firefox.exe
File created	C:\Users\Admin\Downloads\NoMoreRansom.exe:Zone.Identifier	firefox.exe
File created	C:\Users\Admin\Downloads\PowerPoint.exe:Zone.Identifier	firefox.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1452	MEMZ.exe
1452	MEMZ.exe
748	MEMZ.exe
748	MEMZ.exe
2912	MEMZ.exe
1452	MEMZ.exe
1452	MEMZ.exe
2912	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
2612	MEMZ.exe
2612	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
1600	MEMZ.exe
748	MEMZ.exe
1452	MEMZ.exe
1452	MEMZ.exe
2912	MEMZ.exe
2912	MEMZ.exe
2612	MEMZ.exe
2612	MEMZ.exe
1452	MEMZ.exe
2912	MEMZ.exe
2912	MEMZ.exe
1452	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
2612	MEMZ.exe
2612	MEMZ.exe
748	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
1600	MEMZ.exe
1452	MEMZ.exe
2912	MEMZ.exe
1452	MEMZ.exe
2912	MEMZ.exe
2612	MEMZ.exe
2612	MEMZ.exe
1452	MEMZ.exe
2912	MEMZ.exe
2912	MEMZ.exe
1452	MEMZ.exe
1600	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
748	MEMZ.exe
2612	MEMZ.exe
2612	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
748	MEMZ.exe
1600	MEMZ.exe
1452	MEMZ.exe
2912	MEMZ.exe
1452	MEMZ.exe
2912	MEMZ.exe
2612	MEMZ.exe
2612	MEMZ.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	1240	firefox.exe
Token: SeDebugPrivilege	1240	firefox.exe
Token: 33	380	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	380	AUDIODG.EXE
Token: SeDebugPrivilege	4544	firefox.exe
Token: SeDebugPrivilege	4544	firefox.exe
Token: SeDebugPrivilege	4544	firefox.exe
Token: SeDebugPrivilege	4544	firefox.exe
Token: SeDebugPrivilege	4544	firefox.exe
Token: SeBackupPrivilege	1824	vssvc.exe
Token: SeRestorePrivilege	1824	vssvc.exe
Token: SeAuditPrivilege	1824	vssvc.exe
Token: SeDebugPrivilege	4544	firefox.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe

Suspicious use of SendNotifyMessage 64 IoCs

pid	Process
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
1240	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe

Suspicious use of SetWindowsHookEx 23 IoCs

pid	Process
1240	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe
4544	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 2408 wrote to memory of 1240	2408	firefox.exe	94
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3040	1240	firefox.exe	95
PID 1240 wrote to memory of 3860	1240	firefox.exe	96
PID 1240 wrote to memory of 3860	1240	firefox.exe	96
PID 1240 wrote to memory of 3860	1240	firefox.exe	96
PID 1240 wrote to memory of 3860	1240	firefox.exe	96
PID 1240 wrote to memory of 3860	1240	firefox.exe	96
PID 1240 wrote to memory of 3860	1240	firefox.exe	96
PID 1240 wrote to memory of 3860	1240	firefox.exe	96
PID 1240 wrote to memory of 3860	1240	firefox.exe	96

System policy modification 1 TTPs 9 IoCs

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	Annabelle.exe
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\System\WindowsDefenderMAJ = "1"	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
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

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:\Users\Admin\AppData\Local\Temp\CrazyNCS.exe
"C:\Users\Admin\AppData\Local\Temp\CrazyNCS.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1856

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- 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 AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1240
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2020 -parentBuildID 20240401114208 -prefsHandle 1948 -prefMapHandle 1928 -prefsLen 27357 -prefMapSize 244628 -appDir "C:\Program Files\Mozilla Firefox\browser" - {b67355b5-03c1-4378-b5ce-bab1f68f808e} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" gpu
    3⤵
    PID:3040
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2412 -parentBuildID 20240401114208 -prefsHandle 2404 -prefMapHandle 2400 -prefsLen 27235 -prefMapSize 244628 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {04360b04-8ade-4057-a774-7a1271a33232} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" socket
    3⤵
    - Checks processor information in registry
    PID:3860
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3208 -childID 1 -isForBrowser -prefsHandle 3412 -prefMapHandle 3388 -prefsLen 22636 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a38664d2-3963-443b-b6e5-fddd57b3300c} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:2244
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3696 -childID 2 -isForBrowser -prefsHandle 3728 -prefMapHandle 3724 -prefsLen 32609 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b24a40eb-c5f9-494a-99a4-d9ec985ba845} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:2736
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4900 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4896 -prefMapHandle 4892 -prefsLen 32609 -prefMapSize 244628 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {eaab55ae-4105-40de-9b8e-b7a3d07e26d2} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" utility
    3⤵
    - Checks processor information in registry
    PID:3748
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5320 -childID 3 -isForBrowser -prefsHandle 5312 -prefMapHandle 5308 -prefsLen 27035 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b2905513-0aff-4da6-8cf3-b1f11fecbf4d} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:5552
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5444 -childID 4 -isForBrowser -prefsHandle 5456 -prefMapHandle 5460 -prefsLen 27035 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a3f226dd-0cb7-48cd-abe1-d732e9185d96} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:5580
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5696 -childID 5 -isForBrowser -prefsHandle 5776 -prefMapHandle 5772 -prefsLen 27035 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2617269c-ce59-40a9-8767-a62466930cd8} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:5592
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2756 -childID 6 -isForBrowser -prefsHandle 4120 -prefMapHandle 3620 -prefsLen 27257 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {4d55ff7e-ecb1-4d1a-b7ee-16b3b5416e83} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:2796
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5244 -parentBuildID 20240401114208 -prefsHandle 4284 -prefMapHandle 5280 -prefsLen 34478 -prefMapSize 244628 -appDir "C:\Program Files\Mozilla Firefox\browser" - {1d106d76-1c7a-4210-9530-f1c8d85c8318} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" rdd
    3⤵
    PID:2648
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4928 -parentBuildID 20240401114208 -sandboxingKind 1 -prefsHandle 3592 -prefMapHandle 4484 -prefsLen 34478 -prefMapSize 244628 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {49e8043a-b075-4411-9efb-c1c1d08ed5c5} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" utility
    3⤵
    - Checks processor information in registry
    PID:2388
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6756 -childID 7 -isForBrowser -prefsHandle 6744 -prefMapHandle 6748 -prefsLen 28044 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {36dbd5ef-95c3-4006-8626-2b3e390235b6} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:3420
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3204 -childID 8 -isForBrowser -prefsHandle 3316 -prefMapHandle 3272 -prefsLen 28044 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {922cff76-40b0-426a-b0c7-2402d825bc46} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:8
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5836 -childID 9 -isForBrowser -prefsHandle 7080 -prefMapHandle 7004 -prefsLen 28044 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e1d77d9c-8d9c-4e84-9506-66d90630069f} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:5396
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2724 -childID 10 -isForBrowser -prefsHandle 5676 -prefMapHandle 7736 -prefsLen 28044 -prefMapSize 244628 -jsInitHandle 1248 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {935deba5-bfe8-4154-b088-cefdd77d3666} 1240 "\\.\pipe\gecko-crash-server-pipe.1240" tab
    3⤵
    PID:2264

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x500 0x484
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:380

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe"
1⤵
PID:4792
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe"
  2⤵
  - Downloads MZ/PE file
  - Subvert Trust Controls: Mark-of-the-Web Bypass
  - Checks processor information in registry
  - Modifies registry class
  - NTFS ADS
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:4544
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2020 -parentBuildID 20240401114208 -prefsHandle 1948 -prefMapHandle 1940 -prefsLen 28476 -prefMapSize 245073 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ab7b04c6-b1a4-40c5-9627-166e6f984ce8} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" gpu
    3⤵
    PID:6020
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2428 -parentBuildID 20240401114208 -prefsHandle 2412 -prefMapHandle 2408 -prefsLen 28512 -prefMapSize 245073 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {12871fe3-c3d2-47a9-a0bf-062905be72ca} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" socket
    3⤵
    PID:5808
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1636 -childID 1 -isForBrowser -prefsHandle 2788 -prefMapHandle 2880 -prefsLen 28653 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a9e5433a-f18c-4482-a81f-ccfcc7b944a6} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:4328
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3696 -childID 2 -isForBrowser -prefsHandle 1644 -prefMapHandle 2740 -prefsLen 33886 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f883f494-5bf4-418e-ae41-7952b0a480cc} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:5176
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4904 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4916 -prefMapHandle 4892 -prefsLen 33886 -prefMapSize 245073 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {cd629bd5-8084-4443-846d-c056dfead196} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" utility
    3⤵
    - Checks processor information in registry
    PID:5072
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5304 -childID 3 -isForBrowser -prefsHandle 5276 -prefMapHandle 5284 -prefsLen 27559 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9f31efe5-249e-41f8-a50b-819d92bc19a2} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:2956
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5532 -childID 4 -isForBrowser -prefsHandle 5452 -prefMapHandle 5460 -prefsLen 27559 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7e2e3bc6-29b1-40ce-8380-e5fcbdb039b8} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:3660
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5724 -childID 5 -isForBrowser -prefsHandle 5644 -prefMapHandle 5652 -prefsLen 27559 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f7379e8b-c72b-4a58-aa80-c1434f34cfe3} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:2688
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6036 -childID 6 -isForBrowser -prefsHandle 5420 -prefMapHandle 5976 -prefsLen 27559 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5c8294b3-35e7-4132-9760-c929baf04832} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:1972
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6308 -childID 7 -isForBrowser -prefsHandle 6300 -prefMapHandle 6296 -prefsLen 27559 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d487ed33-6cd7-4fa2-828c-c24e61559b83} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:324
- - C:\Users\Admin\Downloads\MEMZ.exe
    "C:\Users\Admin\Downloads\MEMZ.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5304
  - - C:\Users\Admin\Downloads\MEMZ.exe
      "C:\Users\Admin\Downloads\MEMZ.exe" /watchdog
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:1452
  - - C:\Users\Admin\Downloads\MEMZ.exe
      "C:\Users\Admin\Downloads\MEMZ.exe" /watchdog
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:748
  - - C:\Users\Admin\Downloads\MEMZ.exe
      "C:\Users\Admin\Downloads\MEMZ.exe" /watchdog
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:1600
  - - C:\Users\Admin\Downloads\MEMZ.exe
      "C:\Users\Admin\Downloads\MEMZ.exe" /watchdog
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:2912
  - - C:\Users\Admin\Downloads\MEMZ.exe
      "C:\Users\Admin\Downloads\MEMZ.exe" /watchdog
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:2612
  - - C:\Users\Admin\Downloads\MEMZ.exe
      "C:\Users\Admin\Downloads\MEMZ.exe" /main
      4⤵
      Executes dropped EXE
      Writes to the Master Boot Record (MBR)
      System Location Discovery: System Language Discovery
      PID:1796
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6024 -childID 8 -isForBrowser -prefsHandle 5820 -prefMapHandle 6180 -prefsLen 27599 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {13c5206b-d19d-4bc5-a51a-1c531c10cccf} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:4740
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5500 -childID 9 -isForBrowser -prefsHandle 5904 -prefMapHandle 5316 -prefsLen 27599 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {bb594651-cddb-4507-9e8f-a3516e7c8326} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:4460
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5352 -childID 10 -isForBrowser -prefsHandle 5428 -prefMapHandle 5380 -prefsLen 27599 -prefMapSize 245073 -jsInitHandle 1224 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7e9db595-b498-4354-9411-713a98e6df42} 4544 "\\.\pipe\gecko-crash-server-pipe.4544" tab
    3⤵
    PID:1840
- - C:\Users\Admin\Downloads\Annabelle.exe
    "C:\Users\Admin\Downloads\Annabelle.exe"
    3⤵
    - Modifies WinLogon for persistence
    - Modifies Windows Defender DisableAntiSpyware settings
    - Modifies Windows Defender Real-time Protection settings
    - UAC bypass
    - Disables RegEdit via registry modification
    - Event Triggered Execution: Image File Execution Options Injection
    - Executes dropped EXE
    - Impair Defenses: Safe Mode Boot
    - Adds Run key to start application
    - Checks whether UAC is enabled
    - System policy modification
    PID:2308
  - - C:\Windows\SYSTEM32\vssadmin.exe
      vssadmin delete shadows /all /quiet
      4⤵
      Interacts with shadow copies
      PID:5508
  - - C:\Windows\SYSTEM32\vssadmin.exe
      vssadmin delete shadows /all /quiet
      4⤵
      Interacts with shadow copies
      PID:3452
  - - C:\Windows\SYSTEM32\vssadmin.exe
      vssadmin delete shadows /all /quiet
      4⤵
      Interacts with shadow copies
      PID:1520
  - - C:\Windows\SYSTEM32\NetSh.exe
      NetSh Advfirewall set allprofiles state off
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      PID:556
- - C:\Users\Admin\Downloads\$uckyLocker.exe
    "C:\Users\Admin\Downloads\$uckyLocker.exe"
    3⤵
    - Executes dropped EXE
    - Sets desktop wallpaper using registry
    - System Location Discovery: System Language Discovery
    PID:5000
- - C:\Users\Admin\Downloads\NoMoreRansom.exe
    "C:\Users\Admin\Downloads\NoMoreRansom.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:4528
- - C:\Users\Admin\Downloads\NoMoreRansom.exe
    "C:\Users\Admin\Downloads\NoMoreRansom.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4928
- - C:\Users\Admin\Downloads\PowerPoint.exe
    "C:\Users\Admin\Downloads\PowerPoint.exe"
    3⤵
    PID:5268
  - - C:\Users\Admin\AppData\Local\Temp\sys3.exe
      C:\Users\Admin\AppData\Local\Temp\\sys3.exe
      4⤵
      PID:5588

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1824

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39df855 /state1:0x41c64e6d
1⤵
PID:5312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

T1047

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

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Netsh Helper DLL

T1546.007

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

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

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Netsh Helper DLL

T1546.007

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Direct Volume Access

T1006

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

Safe Mode Boot

T1562.009

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

Pre-OS Boot

T1542

Bootkit

T1542.003

Subvert Trust Controls

T1553

SIP and Trust Provider Hijacking

T1553.003

Credential Access

Discovery

Query Registry

T1012

System Information Discovery