betabot | aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8

General

Target

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Size

341KB
MD5

2dd74e8823191aa09223f463c1ed6c42
SHA1

48e6a01df30dc9b747118020ebba0ca033ed706e
SHA256

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8
SHA512

7934007f62682d076e6a66b01bf9cc90c4c6b8c098fb51f5ae9e8820f577c76bcb05917b4bc0d3822d103e24eaf544ae6c8d878fe7ef3701b32b83a261b7db63
SSDEEP

6144:YsYC13QdnprC6ft8F/lP5FAphjwIj6bV9iLUyfrJdpMo:YDCRQdnU618YsIjAWUyTJMo

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\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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile	explorer.exe

Sets file execution options in registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exeexplorer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\eg1553e1a.exe\DisableExceptionChainValidation	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.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 = "dsoukgn.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\eg1553e1a.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Device Driver Setup 1.2.510.2001 = "\"C:\\ProgramData\\Device Driver Setup\\eg1553e1a.exe\""	explorer.exe
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\Device Driver Setup 1.2.510.2001 = "C:\\ProgramData\\Device Driver Setup\\eg1553e1a.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs

Processes:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exeexplorer.exe

pid	process
2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
3748	explorer.exe
3748	explorer.exe
3748	explorer.exe
3748	explorer.exe
3748	explorer.exe
3748	explorer.exe
3748	explorer.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe

description	pid	process	target process
PID 1716 set thread context of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.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:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.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

3748 explorer.exe
3748 explorer.exe
3748 explorer.exe
3748 explorer.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
3748	explorer.exe
3748	explorer.exe
3748	explorer.exe
3748	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe

pid	process
2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe

pid process

2236 aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeRestorePrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeBackupPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeLoadDriverPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeCreatePagefilePrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeShutdownPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeTakeOwnershipPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeChangeNotifyPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeCreateTokenPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeMachineAccountPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeSecurityPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeAssignPrimaryTokenPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeCreateGlobalPrivilege	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: 33	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
Token: SeDebugPrivilege	3748	explorer.exe
Token: SeRestorePrivilege	3748	explorer.exe
Token: SeBackupPrivilege	3748	explorer.exe
Token: SeLoadDriverPrivilege	3748	explorer.exe
Token: SeCreatePagefilePrivilege	3748	explorer.exe
Token: SeShutdownPrivilege	3748	explorer.exe
Token: SeTakeOwnershipPrivilege	3748	explorer.exe
Token: SeChangeNotifyPrivilege	3748	explorer.exe
Token: SeCreateTokenPrivilege	3748	explorer.exe
Token: SeMachineAccountPrivilege	3748	explorer.exe
Token: SeSecurityPrivilege	3748	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	3748	explorer.exe
Token: SeCreateGlobalPrivilege	3748	explorer.exe
Token: 33	3748	explorer.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exeaaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe

description	pid	process	target process
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 1716 wrote to memory of 2236	1716	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
PID 2236 wrote to memory of 3748	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	explorer.exe
PID 2236 wrote to memory of 3748	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	explorer.exe
PID 2236 wrote to memory of 3748	2236	aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
"C:\Users\Admin\AppData\Local\Temp\aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1716

C:\Users\Admin\AppData\Local\Temp\aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.exe
"C:\Users\Admin\AppData\Local\Temp\aaef9bebdcd49a4d0191a751bb18d2ae1e182851cf5f6c4c5cea70aba8de86f8.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:2236

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:3748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 3748 -ip 3748
1⤵
PID:4088

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/1716-136-0x00000000006D8000-0x000000000070C000-memory.dmp

Filesize
208KB

Download
memory/2236-141-0x0000000000E50000-0x0000000000EB6000-memory.dmp

Filesize
408KB

Download
memory/2236-132-0x0000000000000000-mapping.dmp

Download
memory/2236-135-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2236-137-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2236-139-0x0000000000E50000-0x0000000000EB6000-memory.dmp

Filesize
408KB

Download
memory/2236-133-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2236-142-0x0000000000ED0000-0x0000000000EDD000-memory.dmp

Filesize
52KB

Download
memory/2236-143-0x0000000000F90000-0x0000000000F9C000-memory.dmp

Filesize
48KB

Download
memory/2236-147-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2236-148-0x0000000000E50000-0x0000000000EB6000-memory.dmp

Filesize
408KB

Download
memory/3748-144-0x0000000000000000-mapping.dmp

Download
memory/3748-145-0x0000000000AB0000-0x0000000000EE3000-memory.dmp

Filesize
4.2MB

Download
memory/3748-146-0x0000000000450000-0x000000000050F000-memory.dmp

Filesize
764KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads