betabot | f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194

Windows Service

T1543.003

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	explorer.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0"	explorer.exe

Sets file execution options in registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exeexplorer.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\qu9yq9g935.exe	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\qu9yq9g935.exe\DisableExceptionChainValidation	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "wtb.exe"	explorer.exe

Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

explorer.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe
Executes dropped EXE 1 IoCs

Processes:

qu9yq9g935_1.exe

pid process

1876 qu9yq9g935_1.exe
Loads dropped DLL 1 IoCs

Processes:

explorer.exe

pid process

2304 explorer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorer.exe

pid	process
1876	qu9yq9g935_1.exe

pid	process
2304	explorer.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Java Updater = "C:\\ProgramData\\Java Updater\\qu9yq9g935.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java Updater = "\"C:\\ProgramData\\Java Updater\\qu9yq9g935.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

Processes:

f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

explorer.exe

description ioc process

File opened for modification C:\ProgramData\Java Updater\desktop.ini explorer.exe

description	ioc	process
File opened for modification	C:\ProgramData\Java Updater\desktop.ini	explorer.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs

Processes:

f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exeexplorer.exequ9yq9g935_1.exe

pid	process
1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
1876	qu9yq9g935_1.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

Processes:

f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2964 schtasks.exe

pid	process
2964	schtasks.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

Processes:

explorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	explorer.exe

Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs

Modify Registry

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3"	explorer.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	explorer.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

explorer.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

NTFS ADS 2 IoCs

Processes:

explorer.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\qu9yq9g935_1.exe:1BB7FB68	explorer.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\qu9yq9g935_1.exe:1BB7FB68	explorer.exe

Runs regedit.exe 1 IoCs

Processes:

regedit.exe

pid process

2976 regedit.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

explorer.exe

pid process

2304 explorer.exe
2304 explorer.exe
2304 explorer.exe
2304 explorer.exe

pid	process
2976	regedit.exe

pid	process
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exeexplorer.exe

pid	process
1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe
2304	explorer.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe

pid process

1948 f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeRestorePrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeBackupPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeLoadDriverPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeCreatePagefilePrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeShutdownPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeTakeOwnershipPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeChangeNotifyPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeCreateTokenPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeMachineAccountPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeSecurityPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeAssignPrimaryTokenPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeCreateGlobalPrivilege	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: 33	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
Token: SeDebugPrivilege	2304	explorer.exe
Token: SeRestorePrivilege	2304	explorer.exe
Token: SeBackupPrivilege	2304	explorer.exe
Token: SeLoadDriverPrivilege	2304	explorer.exe
Token: SeCreatePagefilePrivilege	2304	explorer.exe
Token: SeShutdownPrivilege	2304	explorer.exe
Token: SeTakeOwnershipPrivilege	2304	explorer.exe
Token: SeChangeNotifyPrivilege	2304	explorer.exe
Token: SeCreateTokenPrivilege	2304	explorer.exe
Token: SeMachineAccountPrivilege	2304	explorer.exe
Token: SeSecurityPrivilege	2304	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	2304	explorer.exe
Token: SeCreateGlobalPrivilege	2304	explorer.exe
Token: 33	2304	explorer.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exeexplorer.exe

description	pid	process	target process
PID 1948 wrote to memory of 2304	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe	explorer.exe
PID 1948 wrote to memory of 2304	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe	explorer.exe
PID 1948 wrote to memory of 2304	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe	explorer.exe
PID 1948 wrote to memory of 2304	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe	explorer.exe
PID 1948 wrote to memory of 2304	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe	explorer.exe
PID 1948 wrote to memory of 2304	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe	explorer.exe
PID 1948 wrote to memory of 2304	1948	f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe	explorer.exe
PID 2304 wrote to memory of 1172	2304	explorer.exe	Dwm.exe
PID 2304 wrote to memory of 1172	2304	explorer.exe	Dwm.exe
PID 2304 wrote to memory of 1172	2304	explorer.exe	Dwm.exe
PID 2304 wrote to memory of 1172	2304	explorer.exe	Dwm.exe
PID 2304 wrote to memory of 1172	2304	explorer.exe	Dwm.exe
PID 2304 wrote to memory of 1172	2304	explorer.exe	Dwm.exe
PID 2304 wrote to memory of 1212	2304	explorer.exe	Explorer.EXE
PID 2304 wrote to memory of 1212	2304	explorer.exe	Explorer.EXE
PID 2304 wrote to memory of 1212	2304	explorer.exe	Explorer.EXE
PID 2304 wrote to memory of 1212	2304	explorer.exe	Explorer.EXE
PID 2304 wrote to memory of 1212	2304	explorer.exe	Explorer.EXE
PID 2304 wrote to memory of 1212	2304	explorer.exe	Explorer.EXE
PID 2304 wrote to memory of 804	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 804	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 804	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 804	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 804	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 804	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 2672	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 2672	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 2672	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 2672	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 2672	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 2672	2304	explorer.exe	DllHost.exe
PID 2304 wrote to memory of 1876	2304	explorer.exe	qu9yq9g935_1.exe
PID 2304 wrote to memory of 1876	2304	explorer.exe	qu9yq9g935_1.exe
PID 2304 wrote to memory of 1876	2304	explorer.exe	qu9yq9g935_1.exe
PID 2304 wrote to memory of 1876	2304	explorer.exe	qu9yq9g935_1.exe
PID 2304 wrote to memory of 1876	2304	explorer.exe	qu9yq9g935_1.exe
PID 2304 wrote to memory of 1876	2304	explorer.exe	qu9yq9g935_1.exe
PID 2304 wrote to memory of 1876	2304	explorer.exe	qu9yq9g935_1.exe

C:\Users\Admin\AppData\Local\Temp\f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe
"C:\Users\Admin\AppData\Local\Temp\f62e3df884bb3d145652dda9f81b28d10a8a5047879568ac22eba899c5ecf194.exe"
1⤵
- Sets file execution options in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
2⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Checks BIOS information in registry
- Loads dropped DLL
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2304

C:\Users\Admin\AppData\Local\Temp\qu9yq9g935_1.exe
/suac
3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1876

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x1BB70478" /TR "C:\PROGRA~3\JAVAUP~1\QU9YQ9~1.EXE" /RL HIGHEST
4⤵
- Creates scheduled task(s)
PID:2964

C:\Windows\SysWOW64\regedit.exe
"C:\Windows\SysWOW64\regedit.exe"
4⤵
- Runs regedit.exe
PID:2976

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:804

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2672

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

6

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4