betabot | 942b3749f4317e682e02e879f43928575f80170dd98e4e99e9008109e4952178

General

Target

942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Size

396KB
MD5

6aacf73b3a873ed750c90f0ac7865d50
SHA1

83a03d58690fb7f156f7329e2dd4c9fff4d4d14b
SHA256

942b3749f4317e682e02e879f43928575f80170dd98e4e99e9008109e4952178
SHA512

bdc0ff735c784427bdde8edb5dda41ce9341ec1abca636bb77f5c2d858614fcc0ff76034b36f8d55134c6d53c710f27400a55b02e7f5fc9ccebbe082a7e19733
SSDEEP

6144:zuWO0vOY+TT4VHhiUJLjWGTkDOvWmdkdJVnkWXsrQI/4:uy7+TsHfvNwW0nVkaskI/4

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\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
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\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:

942B3749F4317E682E02E879F43928575F80170DD98E4.exeexplorer.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ek79c9gq375g7.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ek79c9gq375g7.exe\DisableExceptionChainValidation	942B3749F4317E682E02E879F43928575F80170DD98E4.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 = "pkay.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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.0 = "C:\\ProgramData\\Google Updater 2.0\\ek79c9gq375g7.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.0 = "\"C:\\ProgramData\\Google Updater 2.0\\ek79c9gq375g7.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	942B3749F4317E682E02E879F43928575F80170DD98E4.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exeexplorer.exe

pid	process
4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
1824	explorer.exe
1824	explorer.exe
1824	explorer.exe
1824	explorer.exe
1824	explorer.exe
1824	explorer.exe
1824	explorer.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exe

description	pid	process	target process
PID 4960 set thread context of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3468 1824 WerFault.exe explorer.exe

pid	pid_target	process	target process
3468	1824	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

T1082

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	942B3749F4317E682E02E879F43928575F80170DD98E4.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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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-1-5-21-929662420-1054238289-2961194603-1000\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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main explorer.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

explorer.exe

pid process

1824 explorer.exe
1824 explorer.exe
1824 explorer.exe
1824 explorer.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exe

pid process

4468 942B3749F4317E682E02E879F43928575F80170DD98E4.exe
4468 942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exe

pid process

4468 942B3749F4317E682E02E879F43928575F80170DD98E4.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

pid	process
1824	explorer.exe
1824	explorer.exe
1824	explorer.exe
1824	explorer.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeRestorePrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeBackupPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeLoadDriverPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeCreatePagefilePrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeShutdownPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeTakeOwnershipPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeChangeNotifyPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeCreateTokenPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeMachineAccountPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeSecurityPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeAssignPrimaryTokenPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeCreateGlobalPrivilege	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: 33	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Token: SeDebugPrivilege	1824	explorer.exe
Token: SeRestorePrivilege	1824	explorer.exe
Token: SeBackupPrivilege	1824	explorer.exe
Token: SeLoadDriverPrivilege	1824	explorer.exe
Token: SeCreatePagefilePrivilege	1824	explorer.exe
Token: SeShutdownPrivilege	1824	explorer.exe
Token: SeTakeOwnershipPrivilege	1824	explorer.exe
Token: SeChangeNotifyPrivilege	1824	explorer.exe
Token: SeCreateTokenPrivilege	1824	explorer.exe
Token: SeMachineAccountPrivilege	1824	explorer.exe
Token: SeSecurityPrivilege	1824	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	1824	explorer.exe
Token: SeCreateGlobalPrivilege	1824	explorer.exe
Token: 33	1824	explorer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exe

pid process

4960 942B3749F4317E682E02E879F43928575F80170DD98E4.exe
4960 942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exe

pid process

4960 942B3749F4317E682E02E879F43928575F80170DD98E4.exe
4960 942B3749F4317E682E02E879F43928575F80170DD98E4.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exe

pid process

4960 942B3749F4317E682E02E879F43928575F80170DD98E4.exe

pid	process
4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe

pid	process
4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe

pid	process
4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

942B3749F4317E682E02E879F43928575F80170DD98E4.exe942B3749F4317E682E02E879F43928575F80170DD98E4.exe

description	pid	process	target process
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4960 wrote to memory of 4468	4960	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	942B3749F4317E682E02E879F43928575F80170DD98E4.exe
PID 4468 wrote to memory of 1824	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	explorer.exe
PID 4468 wrote to memory of 1824	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	explorer.exe
PID 4468 wrote to memory of 1824	4468	942B3749F4317E682E02E879F43928575F80170DD98E4.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\942B3749F4317E682E02E879F43928575F80170DD98E4.exe
"C:\Users\Admin\AppData\Local\Temp\942B3749F4317E682E02E879F43928575F80170DD98E4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4960

C:\Users\Admin\AppData\Local\Temp\942B3749F4317E682E02E879F43928575F80170DD98E4.exe
"C:\Users\Admin\AppData\Local\Temp\942B3749F4317E682E02E879F43928575F80170DD98E4.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:4468

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:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1824 -s 1072
4⤵
- Program crash
PID:3468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1824 -ip 1824
1⤵
PID:2792

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

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Downloads

memory/1824-147-0x0000000000000000-mapping.dmp

Download
memory/1824-151-0x0000000000CF0000-0x0000000000DBD000-memory.dmp

Filesize
820KB

Download
memory/1824-150-0x0000000000CF0000-0x0000000000DBD000-memory.dmp

Filesize
820KB

Download
memory/1824-149-0x0000000000EA0000-0x00000000012D3000-memory.dmp

Filesize
4.2MB

Download
memory/4468-148-0x00000000009D0000-0x0000000000A36000-memory.dmp

Filesize
408KB

Download
memory/4468-140-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4468-141-0x00000000009D0000-0x0000000000A36000-memory.dmp

Filesize
408KB

Download
memory/4468-143-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4468-144-0x00000000009D0000-0x0000000000A36000-memory.dmp

Filesize
408KB

Download
memory/4468-145-0x00000000005E0000-0x00000000005ED000-memory.dmp

Filesize
52KB

Download
memory/4468-146-0x00000000027C0000-0x00000000027CC000-memory.dmp

Filesize
48KB

Download
memory/4468-134-0x0000000000000000-mapping.dmp

Download
memory/4468-137-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4468-135-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4960-139-0x0000000077560000-0x0000000077703000-memory.dmp

Filesize
1.6MB

Download
memory/4960-138-0x00007FFBA3FB0000-0x00007FFBA41A5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads