betabot | 8e020777c713413f11c59c779bf6a2efb777f2d4c309e5dbc1e8a0b5bd27472e

Windows Service

T1543.003

Processes:

explorer.exe

description	ioc	process
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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	explorer.exe

ModiLoader Second Stage 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/852-3-0x0000000000400000-0x000000000049F000-memory.dmp	modiloader_stage2
behavioral1/memory/3172-13-0x0000000001600000-0x0000000001702000-memory.dmp	modiloader_stage2

Sets file execution options in registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

Processes:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exeexplorer.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\7os9771oe3w7.exe	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\7os9771oe3w7.exe\DisableExceptionChainValidation	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.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 = "qrjnevj.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

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 5.0 = "C:\\ProgramData\\Google Updater 5.0\\7os9771oe3w7.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Google Updater 5.0 = "\"C:\\ProgramData\\Google Updater 5.0\\7os9771oe3w7.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

Processes:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs

Processes:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exeexplorer.exe

pid	process
4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
3172	explorer.exe
3172	explorer.exe
3172	explorer.exe
3172	explorer.exe
3172	explorer.exe
3172	explorer.exe
3172	explorer.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe

description	pid	process	target process
PID 852 set thread context of 4700	852	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4552 3172 WerFault.exe explorer.exe

pid	pid_target	process	target process
4552	3172	WerFault.exe	explorer.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:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exeexplorer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.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
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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-1-5-21-1337824034-2731376981-3755436523-1000\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-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main explorer.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

explorer.exe

pid process

3172 explorer.exe
3172 explorer.exe
3172 explorer.exe
3172 explorer.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe

pid process

4700 )}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
4700 )}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe

pid process

4700 )}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

pid	process
3172	explorer.exe
3172	explorer.exe
3172	explorer.exe
3172	explorer.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeRestorePrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeBackupPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeLoadDriverPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeCreatePagefilePrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeShutdownPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeTakeOwnershipPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeChangeNotifyPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeCreateTokenPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeMachineAccountPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeSecurityPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeAssignPrimaryTokenPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeCreateGlobalPrivilege	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: 33	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
Token: SeDebugPrivilege	3172	explorer.exe
Token: SeRestorePrivilege	3172	explorer.exe
Token: SeBackupPrivilege	3172	explorer.exe
Token: SeLoadDriverPrivilege	3172	explorer.exe
Token: SeCreatePagefilePrivilege	3172	explorer.exe
Token: SeShutdownPrivilege	3172	explorer.exe
Token: SeTakeOwnershipPrivilege	3172	explorer.exe
Token: SeChangeNotifyPrivilege	3172	explorer.exe
Token: SeCreateTokenPrivilege	3172	explorer.exe
Token: SeMachineAccountPrivilege	3172	explorer.exe
Token: SeSecurityPrivilege	3172	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	3172	explorer.exe
Token: SeCreateGlobalPrivilege	3172	explorer.exe
Token: 33	3172	explorer.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe

description	pid	process	target process
PID 852 wrote to memory of 4700	852	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
PID 852 wrote to memory of 4700	852	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
PID 852 wrote to memory of 4700	852	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
PID 852 wrote to memory of 4700	852	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
PID 852 wrote to memory of 4700	852	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
PID 4700 wrote to memory of 3172	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	explorer.exe
PID 4700 wrote to memory of 3172	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	explorer.exe
PID 4700 wrote to memory of 3172	4700	)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
"C:\Users\Admin\AppData\Local\Temp\)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:852

C:\Users\Admin\AppData\Local\Temp\)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe
"C:\Users\Admin\AppData\Local\Temp\)}ì~)J0ø‰º!Ã²@x&ÚâØaßHÍôõ.exe"
2⤵
- 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:4700

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Checks BIOS information in registry
- Adds Run key to start application
- 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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 1120
4⤵
- Program crash
PID:4552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3172 -ip 3172
1⤵
PID:3964

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

6

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4