betabot | aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff

General

Target

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Size

625KB
MD5

6d3139895f48eab3d60224d05cc4f506
SHA1

fa11946968bc0f93f6533b2ca6f51680e05fde6d
SHA256

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff
SHA512

1b1a148c2969fe125146f04d1fa6a1922422bfc33cf7665f60dc14f317fde1fe7b3ce012b68070c879c7fe2e479865bf4893eb0de351eddb3912b091e35135d2
SSDEEP

12288:VzabEPJqyfW++sndefAd0qwJr+uj6jJvHdlf0P496:VgEPJqgVdQAd0qakV0K

Score

10^/10

betabot backdoor botnet evasion persistence trojan

Malware Config

Signatures

BetaBot
Beta Bot is a Trojan that infects computers and disables Antivirus.
trojan backdoor botnet betabot

Modifies firewall policy service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

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

Sets file execution options in registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exeaafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe

description	ioc	process
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 = "tajczcpsb.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\u1wuy1cwkimy.exe	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\u1wuy1cwkimy.exe\DisableExceptionChainValidation	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.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 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Java Update Controller = "C:\\ProgramData\\Java Update Controller\\u1wuy1cwkimy.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java Update Controller = "\"C:\\ProgramData\\Java Update Controller\\u1wuy1cwkimy.exe\""	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

Processes:

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exeexplorer.exe

pid	process
1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	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

T1082

Processes:

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.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

T1012

System Information Discovery

T1082

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

T1112

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3"	explorer.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

explorer.exe

pid	process
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe
1524	explorer.exe

Suspicious behavior: MapViewOfSection 4 IoCs

Processes:

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exeexplorer.exe

pid	process
1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
1524	explorer.exe
1524	explorer.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe

pid process

1784 aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeRestorePrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeBackupPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeLoadDriverPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeCreatePagefilePrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeShutdownPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeTakeOwnershipPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeChangeNotifyPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeCreateTokenPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeMachineAccountPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeSecurityPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeAssignPrimaryTokenPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeCreateGlobalPrivilege	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: 33	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
Token: SeDebugPrivilege	1524	explorer.exe
Token: SeRestorePrivilege	1524	explorer.exe
Token: SeBackupPrivilege	1524	explorer.exe
Token: SeLoadDriverPrivilege	1524	explorer.exe
Token: SeCreatePagefilePrivilege	1524	explorer.exe
Token: SeShutdownPrivilege	1524	explorer.exe
Token: SeTakeOwnershipPrivilege	1524	explorer.exe
Token: SeChangeNotifyPrivilege	1524	explorer.exe
Token: SeCreateTokenPrivilege	1524	explorer.exe
Token: SeMachineAccountPrivilege	1524	explorer.exe
Token: SeSecurityPrivilege	1524	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	1524	explorer.exe
Token: SeCreateGlobalPrivilege	1524	explorer.exe
Token: 33	1524	explorer.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exeexplorer.exe

description	pid	process	target process
PID 1784 wrote to memory of 1524	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe	explorer.exe
PID 1784 wrote to memory of 1524	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe	explorer.exe
PID 1784 wrote to memory of 1524	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe	explorer.exe
PID 1784 wrote to memory of 1524	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe	explorer.exe
PID 1784 wrote to memory of 1524	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe	explorer.exe
PID 1784 wrote to memory of 1524	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe	explorer.exe
PID 1784 wrote to memory of 1524	1784	aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe	explorer.exe
PID 1524 wrote to memory of 1164	1524	explorer.exe	Dwm.exe
PID 1524 wrote to memory of 1164	1524	explorer.exe	Dwm.exe
PID 1524 wrote to memory of 1164	1524	explorer.exe	Dwm.exe
PID 1524 wrote to memory of 1164	1524	explorer.exe	Dwm.exe
PID 1524 wrote to memory of 1164	1524	explorer.exe	Dwm.exe
PID 1524 wrote to memory of 1164	1524	explorer.exe	Dwm.exe
PID 1524 wrote to memory of 1196	1524	explorer.exe	Explorer.EXE
PID 1524 wrote to memory of 1196	1524	explorer.exe	Explorer.EXE
PID 1524 wrote to memory of 1196	1524	explorer.exe	Explorer.EXE
PID 1524 wrote to memory of 1196	1524	explorer.exe	Explorer.EXE
PID 1524 wrote to memory of 1196	1524	explorer.exe	Explorer.EXE
PID 1524 wrote to memory of 1196	1524	explorer.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196

C:\Users\Admin\AppData\Local\Temp\aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.exe
"C:\Users\Admin\AppData\Local\Temp\aafdc4c8d77073d3c47faf5cea3f465e6d84b351022c61f9f810e1054c7a15ff.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:1784

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 behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1524

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

6

T1112

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1196-73-0x0000000001DD0000-0x0000000001DD6000-memory.dmp

Filesize
24KB

Download
memory/1524-68-0x0000000001FD0000-0x0000000002050000-memory.dmp

Filesize
512KB

Download
memory/1524-63-0x0000000000000000-mapping.dmp

Download
memory/1524-65-0x00000000751D1000-0x00000000751D3000-memory.dmp

Filesize
8KB

Download
memory/1524-71-0x00000000004F0000-0x00000000005F6000-memory.dmp

Filesize
1.0MB

Download
memory/1524-66-0x0000000077D80000-0x0000000077F00000-memory.dmp

Filesize
1.5MB

Download
memory/1524-72-0x0000000001FD0000-0x0000000002050000-memory.dmp

Filesize
512KB

Download
memory/1524-70-0x0000000077D80000-0x0000000077F00000-memory.dmp

Filesize
1.5MB

Download
memory/1524-67-0x00000000004F0000-0x00000000005F6000-memory.dmp

Filesize
1.0MB

Download
memory/1784-61-0x00000000002C0000-0x00000000002CD000-memory.dmp

Filesize
52KB

Download
memory/1784-59-0x0000000001F00000-0x0000000001F66000-memory.dmp

Filesize
408KB

Download
memory/1784-57-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1784-54-0x00000000762F1000-0x00000000762F3000-memory.dmp

Filesize
8KB

Download
memory/1784-69-0x0000000001F00000-0x0000000001F66000-memory.dmp

Filesize
408KB

Download
memory/1784-62-0x0000000001FD0000-0x0000000001FDC000-memory.dmp

Filesize
48KB

Download
memory/1784-56-0x00000000004D0000-0x0000000000551000-memory.dmp

Filesize
516KB

Download
memory/1784-58-0x0000000001F00000-0x0000000001F66000-memory.dmp

Filesize
408KB

Download
memory/1784-55-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads