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

Disable or Modify Tools

T1562.001

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

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

Disables RegEdit via registry modification 2 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Annabelle.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\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 1 TTPs 2 IoCs

evasion

Windows Service

pid	Process
6028	NetSh.exe
4028	NetSh.exe

Sets file execution options in registry 2 TTPs 64 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.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\powershell.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\webcheck.dll\Debugger = "RIP"	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\sethc.exe\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\rasman.dll	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\wmplayer.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\control.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\Autoruns64.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\systemexplorer.exe\Debugger = "RIP"	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\sethc.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\attrib.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\bcdedit.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\secpol.msc\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\firefox.exe\Debugger = "RIP"	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\notepad.exe	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\Autoruns.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ksuser.dll	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\webcheck.dll	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\chrome.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\microsoftedgecp.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MSASCuiL.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
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\mmc.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Autoruns.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\url.dll	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mspaint.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rundll.exe	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\DCIMAN32.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\opera.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\gpedit.msc\Debugger = "RIP"	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\logoff.exe\Debugger = "RIP"	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\taskmgr.exe\Debugger = "RIP"	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\taskkill.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\DBGHELP.exe	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\secpol.msc	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\systemexplorer.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskkill.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\dllhost.exe	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\opera.exe	Annabelle.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\UserAccountControlSettings.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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\powershell.exe\Debugger = "RIP"	Annabelle.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mspaint.exe	Annabelle.exe

Executes dropped EXE 2 IoCs

pid	Process
5768	Annabelle.exe
6136	Annabelle.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

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-1-5-21-1168293393-3419776239-306423207-1000\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

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

Web Service
T1102

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Interacts with shadow copies 2 TTPs 6 IoCs

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

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
6020	vssadmin.exe
6012	vssadmin.exe
6004	vssadmin.exe
5672	vssadmin.exe
5720	vssadmin.exe
5680	vssadmin.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Downloads\Unconfirmed 291636.crdownload:SmartScreen	msedge.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3180	msedge.exe
3180	msedge.exe
724	msedge.exe
724	msedge.exe
3780	identity_helper.exe
3780	identity_helper.exe
5660	msedge.exe
5660	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	1752	vssvc.exe
Token: SeRestorePrivilege	1752	vssvc.exe
Token: SeAuditPrivilege	1752	vssvc.exe

Suspicious use of FindShellTrayWindow 40 IoCs

pid	Process
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe
724	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 724 wrote to memory of 3696	724	msedge.exe	56
PID 724 wrote to memory of 3696	724	msedge.exe	56
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3160	724	msedge.exe	90
PID 724 wrote to memory of 3180	724	msedge.exe	89
PID 724 wrote to memory of 3180	724	msedge.exe	89
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91
PID 724 wrote to memory of 2408	724	msedge.exe	91

System policy modification 1 TTPs 9 IoCs

evasion

Modify Registry

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\System\WindowsDefenderMAJ = "1"	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
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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoControlPanel = "1"	Annabelle.exe

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

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/Da2dalus/The-MALWARE-Repo/blob/master/Ransomware/Annabelle.exe
1⤵
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:724
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffdd2a246f8,0x7ffdd2a24708,0x7ffdd2a24718
  2⤵
  PID:3696
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2184 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3180
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
  2⤵
  PID:3160
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2952 /prefetch:8
  2⤵
  PID:2408
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3304 /prefetch:1
  2⤵
  PID:448
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3312 /prefetch:1
  2⤵
  PID:3688
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5416 /prefetch:8
  2⤵
  PID:452
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5416 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3780
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5352 /prefetch:1
  2⤵
  PID:3660
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5348 /prefetch:1
  2⤵
  PID:1124
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5800 /prefetch:8
  2⤵
  PID:5028
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6292 /prefetch:8
  2⤵
  PID:5168
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6132 /prefetch:1
  2⤵
  PID:5364
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5144 /prefetch:1
  2⤵
  PID:5356
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5432 /prefetch:1
  2⤵
  PID:5532
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2100,2567974759979050090,6226632390451501840,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6316 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5660
- 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
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - System policy modification
  PID:5768
- - C:\Windows\SYSTEM32\NetSh.exe
    NetSh Advfirewall set allprofiles state off
    3⤵
    - Modifies Windows Firewall
    PID:6028
- - C:\Windows\SYSTEM32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:6020
- - C:\Windows\SYSTEM32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:6012
- - C:\Windows\SYSTEM32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:6004
- - C:\Windows\System32\shutdown.exe
    "C:\Windows\System32\shutdown.exe" -r -t 00 -f
    3⤵
    PID:292
- C:\Users\Admin\Downloads\Annabelle.exe
  "C:\Users\Admin\Downloads\Annabelle.exe"
  2⤵
  - Executes dropped EXE
  PID:6136
- - C:\Windows\SYSTEM32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:5672
- - C:\Windows\SYSTEM32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:5720
- - C:\Windows\SYSTEM32\NetSh.exe
    NetSh Advfirewall set allprofiles state off
    3⤵
    - Modifies Windows Firewall
    PID:4028
- - C:\Windows\SYSTEM32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:5680

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2412

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1148

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1752

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa390a855 /state1:0x41c64e6d
1⤵
PID:5396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry