betabot | 3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e

General

Target

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Size

197KB
MD5

4bc476c37561af1ecf7ee25b9030d168
SHA1

aea35dc1bf75f137455ebb1db437d63a1ddc02ad
SHA256

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e
SHA512

2e5427606788d512f55c9aea0cbee57caeca63ceed2d8853b73138e241c12a4aaa5db6585375a0b949b1c24e0d9577229eb0e8bea4bbc400c0daf1be83f6b2f9

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
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

T1060

Modify Registry

T1112

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\oiuw3y919.exe	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\oiuw3y919.exe\DisableExceptionChainValidation	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.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 = "ykxbiiluu.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 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.0 = "C:\\ProgramData\\Google Updater 2.0\\oiuw3y919.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.0 = "\"C:\\ProgramData\\Google Updater 2.0\\oiuw3y919.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

pid	process
624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	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:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

explorer.exe

pid	process
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

pid	process
624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
1716	explorer.exe
1716	explorer.exe
1716	explorer.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

pid process

624 3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeRestorePrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeBackupPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeLoadDriverPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeCreatePagefilePrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeShutdownPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeTakeOwnershipPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeChangeNotifyPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeCreateTokenPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeMachineAccountPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeSecurityPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeAssignPrimaryTokenPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeCreateGlobalPrivilege	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: 33	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeDebugPrivilege	1716	explorer.exe
Token: SeRestorePrivilege	1716	explorer.exe
Token: SeBackupPrivilege	1716	explorer.exe
Token: SeLoadDriverPrivilege	1716	explorer.exe
Token: SeCreatePagefilePrivilege	1716	explorer.exe
Token: SeShutdownPrivilege	1716	explorer.exe
Token: SeTakeOwnershipPrivilege	1716	explorer.exe
Token: SeChangeNotifyPrivilege	1716	explorer.exe
Token: SeCreateTokenPrivilege	1716	explorer.exe
Token: SeMachineAccountPrivilege	1716	explorer.exe
Token: SeSecurityPrivilege	1716	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	1716	explorer.exe
Token: SeCreateGlobalPrivilege	1716	explorer.exe
Token: 33	1716	explorer.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

description	pid	process	target process
PID 624 wrote to memory of 1716	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 624 wrote to memory of 1716	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 624 wrote to memory of 1716	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 624 wrote to memory of 1716	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 624 wrote to memory of 1716	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 624 wrote to memory of 1716	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 624 wrote to memory of 1716	624	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 1716 wrote to memory of 1216	1716	explorer.exe	Dwm.exe
PID 1716 wrote to memory of 1216	1716	explorer.exe	Dwm.exe
PID 1716 wrote to memory of 1216	1716	explorer.exe	Dwm.exe
PID 1716 wrote to memory of 1216	1716	explorer.exe	Dwm.exe
PID 1716 wrote to memory of 1216	1716	explorer.exe	Dwm.exe
PID 1716 wrote to memory of 1216	1716	explorer.exe	Dwm.exe
PID 1716 wrote to memory of 1268	1716	explorer.exe	Explorer.EXE
PID 1716 wrote to memory of 1268	1716	explorer.exe	Explorer.EXE
PID 1716 wrote to memory of 1268	1716	explorer.exe	Explorer.EXE
PID 1716 wrote to memory of 1268	1716	explorer.exe	Explorer.EXE
PID 1716 wrote to memory of 1268	1716	explorer.exe	Explorer.EXE
PID 1716 wrote to memory of 1268	1716	explorer.exe	Explorer.EXE
PID 1716 wrote to memory of 1152	1716	explorer.exe	DllHost.exe
PID 1716 wrote to memory of 1152	1716	explorer.exe	DllHost.exe
PID 1716 wrote to memory of 1152	1716	explorer.exe	DllHost.exe
PID 1716 wrote to memory of 1152	1716	explorer.exe	DllHost.exe
PID 1716 wrote to memory of 1152	1716	explorer.exe	DllHost.exe
PID 1716 wrote to memory of 1152	1716	explorer.exe	DllHost.exe

C:\Users\Admin\AppData\Local\Temp\3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
"C:\Users\Admin\AppData\Local\Temp\3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.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:624

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
- 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:1716

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1268

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1216

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1152

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/624-64-0x00000000008F0000-0x0000000000956000-memory.dmp

Filesize
408KB

Download
memory/624-57-0x00000000008F0000-0x0000000000956000-memory.dmp

Filesize
408KB

Download
memory/624-54-0x00000000769D1000-0x00000000769D3000-memory.dmp

Filesize
8KB

Download
memory/624-58-0x0000000000150000-0x000000000015D000-memory.dmp

Filesize
52KB

Download
memory/624-55-0x00000000008F0000-0x0000000000956000-memory.dmp

Filesize
408KB

Download
memory/624-60-0x00000000008F0000-0x0000000000956000-memory.dmp

Filesize
408KB

Download
memory/624-59-0x0000000000440000-0x000000000044C000-memory.dmp

Filesize
48KB

Download
memory/1268-72-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1716-66-0x00000000000D0000-0x000000000016B000-memory.dmp

Filesize
620KB

Download
memory/1716-61-0x0000000000000000-mapping.dmp

Download
memory/1716-65-0x00000000751D1000-0x00000000751D3000-memory.dmp

Filesize
8KB

Download
memory/1716-63-0x0000000077C90000-0x0000000077E10000-memory.dmp

Filesize
1.5MB

Download
memory/1716-67-0x0000000000240000-0x000000000024D000-memory.dmp

Filesize
52KB

Download
memory/1716-68-0x00000000006B0000-0x0000000000730000-memory.dmp

Filesize
512KB

Download
memory/1716-69-0x0000000077C90000-0x0000000077E10000-memory.dmp

Filesize
1.5MB

Download
memory/1716-70-0x00000000000D0000-0x000000000016B000-memory.dmp

Filesize
620KB

Download
memory/1716-71-0x00000000006B0000-0x0000000000730000-memory.dmp

Filesize
512KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads