betabot | b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

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

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 4 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\1795uesowya7.exe	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\1795uesowya7.exe\DisableExceptionChainValidation	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.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 = "pbxbrsw.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

System Information Discovery

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

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Windows Photo Editor Update = "C:\\ProgramData\\Windows Photo Editor Update\\1795uesowya7.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Photo Editor Update = "\"C:\\ProgramData\\Windows Photo Editor Update\\1795uesowya7.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe

Indicator Removal: Clear Persistence 1 TTPs 1 IoCs

remove IFEO.

defense_evasion

Clear Persistence

T1070.009

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\1795uesowya7.exe\DisableExceptionChainValidation	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

pid	Process
2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Checks processor information in registry 2 TTPs 4 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.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

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

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

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	explorer.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
2804	explorer.exe
2804	explorer.exe
2804	explorer.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

description	pid	Process
Token: SeDebugPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeRestorePrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeBackupPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeLoadDriverPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeCreatePagefilePrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeShutdownPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeTakeOwnershipPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeChangeNotifyPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeCreateTokenPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeMachineAccountPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeSecurityPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeAssignPrimaryTokenPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeCreateGlobalPrivilege	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: 33	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
Token: SeDebugPrivilege	2804	explorer.exe
Token: SeRestorePrivilege	2804	explorer.exe
Token: SeBackupPrivilege	2804	explorer.exe
Token: SeLoadDriverPrivilege	2804	explorer.exe
Token: SeCreatePagefilePrivilege	2804	explorer.exe
Token: SeShutdownPrivilege	2804	explorer.exe
Token: SeTakeOwnershipPrivilege	2804	explorer.exe
Token: SeChangeNotifyPrivilege	2804	explorer.exe
Token: SeCreateTokenPrivilege	2804	explorer.exe
Token: SeMachineAccountPrivilege	2804	explorer.exe
Token: SeSecurityPrivilege	2804	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	2804	explorer.exe
Token: SeCreateGlobalPrivilege	2804	explorer.exe
Token: 33	2804	explorer.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 2804	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe	31
PID 2728 wrote to memory of 2804	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe	31
PID 2728 wrote to memory of 2804	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe	31
PID 2728 wrote to memory of 2804	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe	31
PID 2728 wrote to memory of 2804	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe	31
PID 2728 wrote to memory of 2804	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe	31
PID 2728 wrote to memory of 2804	2728	b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe	31
PID 2804 wrote to memory of 1172	2804	explorer.exe	20
PID 2804 wrote to memory of 1172	2804	explorer.exe	20
PID 2804 wrote to memory of 1172	2804	explorer.exe	20
PID 2804 wrote to memory of 1172	2804	explorer.exe	20
PID 2804 wrote to memory of 1172	2804	explorer.exe	20
PID 2804 wrote to memory of 1172	2804	explorer.exe	20
PID 2804 wrote to memory of 1212	2804	explorer.exe	21
PID 2804 wrote to memory of 1212	2804	explorer.exe	21
PID 2804 wrote to memory of 1212	2804	explorer.exe	21
PID 2804 wrote to memory of 1212	2804	explorer.exe	21
PID 2804 wrote to memory of 1212	2804	explorer.exe	21
PID 2804 wrote to memory of 1212	2804	explorer.exe	21
PID 2804 wrote to memory of 1604	2804	explorer.exe	23
PID 2804 wrote to memory of 1604	2804	explorer.exe	23
PID 2804 wrote to memory of 1604	2804	explorer.exe	23
PID 2804 wrote to memory of 1604	2804	explorer.exe	23
PID 2804 wrote to memory of 1604	2804	explorer.exe	23
PID 2804 wrote to memory of 1604	2804	explorer.exe	23

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe
  "C:\Users\Admin\AppData\Local\Temp\b18a0411c96c6ac019b62cfc19482928d03a3fccc2e6d626316186b78c835e23.exe"
  2⤵
  - Event Triggered Execution: Image File Execution Options Injection
  - Checks whether UAC is enabled
  - Indicator Removal: Clear Persistence
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: MapViewOfSection
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - Modifies firewall policy service
    - Event Triggered Execution: Image File Execution Options Injection
    - Checks BIOS information in registry
    - Adds Run key to start application
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - 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 behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2804

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Indicator Removal

T1070

Clear Persistence

T1070.009

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery