betabot | 89dd8d0c8bfa44ae902f86561e85c7b32beee1e018ea35e761d197dadbfc932b

General

Target

CFDI_52154.exe
Size

577KB
MD5

eac081e7b44345046ebaa6eb36ceb3af
SHA1

43396b4f44409794616d160d953ddb608770e68d
SHA256

89dd8d0c8bfa44ae902f86561e85c7b32beee1e018ea35e761d197dadbfc932b
SHA512

ee1a4db51855b4fa3f4015a590371ddd1894ae172d6b27eeba3d96240d38c381530acf7dca8d8865900d918a967e3701b03fc83db71645ced084c58688b99b88

Score

10^/10

persistence evasion trojan backdoor botnet betabot

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

Executes dropped EXE 3 IoCs

Processes:

1uy1ocq51g153_1.exems179sw7mamg39.exeuqe5oa1yay.exe

pid process

1892 1uy1ocq51g153_1.exe
1972 ms179sw7mamg39.exe
1316 uqe5oa1yay.exe
Sets file execution options in registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112
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
Loads dropped DLL 3 IoCs

Processes:

explorer.exe

pid process

1760 explorer.exe
1760 explorer.exe
1760 explorer.exe

pid	process
1892	1uy1ocq51g153_1.exe
1972	ms179sw7mamg39.exe
1316	uqe5oa1yay.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorer.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.09 = "\"C:\\ProgramData\\Google Updater 2.09\\1uy1ocq51g153.exe\""	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.09 = "\"C:\\ProgramData\\Google Updater 2.09\\1uy1ocq51g153.exe\""	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.09 = "C:\\ProgramData\\Google Updater 2.09\\1uy1ocq51g153.exe"	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

CFDI_52154.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA CFDI_52154.exe
Drops desktop.ini file(s) 1 IoCs

Processes:

explorer.exe

description ioc process

File opened for modification C:\ProgramData\Google Updater 2.09\desktop.ini explorer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	CFDI_52154.exe

description	ioc	process
File opened for modification	C:\ProgramData\Google Updater 2.09\desktop.ini	explorer.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs

Processes:

CFDI_52154.exeexplorer.exe

pid	process
1056	CFDI_52154.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

CFDI_52154.exe1uy1ocq51g153_1.exe

description	pid	process	target process
PID 604 set thread context of 1056	604	CFDI_52154.exe	CFDI_52154.exe
PID 1892 set thread context of 0	1892	1uy1ocq51g153_1.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:

CFDI_52154.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	CFDI_52154.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	CFDI_52154.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 settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Internet Explorer\VersionManager	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Internet Explorer\VersionManager\DownloadVersionList = "0"	explorer.exe

NTFS ADS 2 IoCs

Processes:

explorer.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\1uy1ocq51g153_1.exe:14EDFC78	explorer.exe
File created	C:\Users\Admin\AppData\Local\Temp\1uy1ocq51g153_1.exe:14EDFC78	explorer.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

explorer.exe

pid	process
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe
1760	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

ms179sw7mamg39.exe

pid process

1972 ms179sw7mamg39.exe
Suspicious behavior: MapViewOfSection 4 IoCs

Processes:

CFDI_52154.exeexplorer.exe

pid process

1056 CFDI_52154.exe
1056 CFDI_52154.exe
1760 explorer.exe
1760 explorer.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

CFDI_52154.exe

pid process

1056 CFDI_52154.exe

pid	process
1972	ms179sw7mamg39.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

CFDI_52154.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	1056	CFDI_52154.exe
Token: SeRestorePrivilege	1056	CFDI_52154.exe
Token: SeBackupPrivilege	1056	CFDI_52154.exe
Token: SeLoadDriverPrivilege	1056	CFDI_52154.exe
Token: SeCreatePagefilePrivilege	1056	CFDI_52154.exe
Token: SeShutdownPrivilege	1056	CFDI_52154.exe
Token: SeTakeOwnershipPrivilege	1056	CFDI_52154.exe
Token: SeChangeNotifyPrivilege	1056	CFDI_52154.exe
Token: SeCreateTokenPrivilege	1056	CFDI_52154.exe
Token: SeMachineAccountPrivilege	1056	CFDI_52154.exe
Token: SeSecurityPrivilege	1056	CFDI_52154.exe
Token: SeAssignPrimaryTokenPrivilege	1056	CFDI_52154.exe
Token: SeCreateGlobalPrivilege	1056	CFDI_52154.exe
Token: 33	1056	CFDI_52154.exe
Token: SeDebugPrivilege	1760	explorer.exe
Token: SeRestorePrivilege	1760	explorer.exe
Token: SeBackupPrivilege	1760	explorer.exe
Token: SeLoadDriverPrivilege	1760	explorer.exe
Token: SeCreatePagefilePrivilege	1760	explorer.exe
Token: SeShutdownPrivilege	1760	explorer.exe
Token: SeTakeOwnershipPrivilege	1760	explorer.exe
Token: SeChangeNotifyPrivilege	1760	explorer.exe
Token: SeCreateTokenPrivilege	1760	explorer.exe
Token: SeMachineAccountPrivilege	1760	explorer.exe
Token: SeSecurityPrivilege	1760	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	1760	explorer.exe
Token: SeCreateGlobalPrivilege	1760	explorer.exe
Token: 33	1760	explorer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

ms179sw7mamg39.exeuqe5oa1yay.exe

pid process

1972 ms179sw7mamg39.exe
1316 uqe5oa1yay.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ms179sw7mamg39.exe

pid process

1972 ms179sw7mamg39.exe

pid	process
1972	ms179sw7mamg39.exe
1316	uqe5oa1yay.exe

pid	process
1972	ms179sw7mamg39.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

CFDI_52154.exeCFDI_52154.exeexplorer.exe

description	pid	process	target process
PID 604 wrote to memory of 1056	604	CFDI_52154.exe	CFDI_52154.exe
PID 604 wrote to memory of 1056	604	CFDI_52154.exe	CFDI_52154.exe
PID 604 wrote to memory of 1056	604	CFDI_52154.exe	CFDI_52154.exe
PID 604 wrote to memory of 1056	604	CFDI_52154.exe	CFDI_52154.exe
PID 604 wrote to memory of 1056	604	CFDI_52154.exe	CFDI_52154.exe
PID 604 wrote to memory of 1056	604	CFDI_52154.exe	CFDI_52154.exe
PID 1056 wrote to memory of 1760	1056	CFDI_52154.exe	explorer.exe
PID 1056 wrote to memory of 1760	1056	CFDI_52154.exe	explorer.exe
PID 1056 wrote to memory of 1760	1056	CFDI_52154.exe	explorer.exe
PID 1056 wrote to memory of 1760	1056	CFDI_52154.exe	explorer.exe
PID 1056 wrote to memory of 1760	1056	CFDI_52154.exe	explorer.exe
PID 1056 wrote to memory of 1760	1056	CFDI_52154.exe	explorer.exe
PID 1056 wrote to memory of 1760	1056	CFDI_52154.exe	explorer.exe
PID 1760 wrote to memory of 1188	1760	explorer.exe	Dwm.exe
PID 1760 wrote to memory of 1188	1760	explorer.exe	Dwm.exe
PID 1760 wrote to memory of 1188	1760	explorer.exe	Dwm.exe
PID 1760 wrote to memory of 1188	1760	explorer.exe	Dwm.exe
PID 1760 wrote to memory of 1188	1760	explorer.exe	Dwm.exe
PID 1760 wrote to memory of 1188	1760	explorer.exe	Dwm.exe
PID 1760 wrote to memory of 1244	1760	explorer.exe	Explorer.EXE
PID 1760 wrote to memory of 1244	1760	explorer.exe	Explorer.EXE
PID 1760 wrote to memory of 1244	1760	explorer.exe	Explorer.EXE
PID 1760 wrote to memory of 1244	1760	explorer.exe	Explorer.EXE
PID 1760 wrote to memory of 1244	1760	explorer.exe	Explorer.EXE
PID 1760 wrote to memory of 1244	1760	explorer.exe	Explorer.EXE
PID 1760 wrote to memory of 1892	1760	explorer.exe	1uy1ocq51g153_1.exe
PID 1760 wrote to memory of 1892	1760	explorer.exe	1uy1ocq51g153_1.exe
PID 1760 wrote to memory of 1892	1760	explorer.exe	1uy1ocq51g153_1.exe
PID 1760 wrote to memory of 1892	1760	explorer.exe	1uy1ocq51g153_1.exe
PID 1760 wrote to memory of 1892	1760	explorer.exe	1uy1ocq51g153_1.exe
PID 1760 wrote to memory of 1892	1760	explorer.exe	1uy1ocq51g153_1.exe
PID 1760 wrote to memory of 1892	1760	explorer.exe	1uy1ocq51g153_1.exe
PID 1760 wrote to memory of 1972	1760	explorer.exe	ms179sw7mamg39.exe
PID 1760 wrote to memory of 1972	1760	explorer.exe	ms179sw7mamg39.exe
PID 1760 wrote to memory of 1972	1760	explorer.exe	ms179sw7mamg39.exe
PID 1760 wrote to memory of 1972	1760	explorer.exe	ms179sw7mamg39.exe
PID 1760 wrote to memory of 1972	1760	explorer.exe	ms179sw7mamg39.exe
PID 1760 wrote to memory of 1972	1760	explorer.exe	ms179sw7mamg39.exe
PID 1760 wrote to memory of 1972	1760	explorer.exe	ms179sw7mamg39.exe
PID 1760 wrote to memory of 1316	1760	explorer.exe	uqe5oa1yay.exe
PID 1760 wrote to memory of 1316	1760	explorer.exe	uqe5oa1yay.exe
PID 1760 wrote to memory of 1316	1760	explorer.exe	uqe5oa1yay.exe
PID 1760 wrote to memory of 1316	1760	explorer.exe	uqe5oa1yay.exe
PID 1760 wrote to memory of 1316	1760	explorer.exe	uqe5oa1yay.exe
PID 1760 wrote to memory of 1316	1760	explorer.exe	uqe5oa1yay.exe
PID 1760 wrote to memory of 1316	1760	explorer.exe	uqe5oa1yay.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1188

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1244

C:\Users\Admin\AppData\Local\Temp\CFDI_52154.exe
"C:\Users\Admin\AppData\Local\Temp\CFDI_52154.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:604

C:\Users\Admin\AppData\Local\Temp\CFDI_52154.exe
"C:\Users\Admin\AppData\Local\Temp\CFDI_52154.exe"
3⤵
- 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:1056

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies firewall policy service
- Checks BIOS information in registry
- Loads dropped DLL
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer settings
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760

C:\Users\Admin\AppData\Local\Temp\1uy1ocq51g153_1.exe
/suac
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:1892

C:\Users\Admin\AppData\Local\Temp\ms179sw7mamg39.exe
"C:\Users\Admin\AppData\Local\Temp\ms179sw7mamg39.exe"
5⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1972

C:\Users\Admin\AppData\Local\Temp\uqe5oa1yay.exe
"C:\Users\Admin\AppData\Local\Temp\uqe5oa1yay.exe"
5⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
PID:1316

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

4

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

C:\Users\Admin\AppData\Local\Temp\1uy1ocq51g153_1.exe

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C:\Users\Admin\AppData\Local\Temp\1uy1ocq51g153_1.exe

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C:\Users\Admin\AppData\Local\Temp\ms179sw7mamg39.exe

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C:\Users\Admin\AppData\Local\Temp\ms179sw7mamg39.exe

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C:\Users\Admin\AppData\Local\Temp\uqe5oa1yay.exe

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C:\Users\Admin\AppData\Local\Temp\uqe5oa1yay.exe

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\Users\Admin\AppData\Local\Temp\1uy1ocq51g153_1.exe

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\Users\Admin\AppData\Local\Temp\ms179sw7mamg39.exe

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\Users\Admin\AppData\Local\Temp\uqe5oa1yay.exe

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memory/604-2-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

Filesize
4KB

Download
memory/1056-1-0x00000000004015C6-mapping.dmp

Download
memory/1056-3-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1056-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1056-5-0x0000000002A50000-0x0000000002BD1000-memory.dmp

Filesize
1.5MB

Download
memory/1056-4-0x0000000002650000-0x000000000274A000-memory.dmp

Filesize
1000KB

Download
memory/1316-24-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/1316-23-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/1316-20-0x0000000000000000-mapping.dmp

Download
memory/1580-7-0x000007FEF7860000-0x000007FEF7ADA000-memory.dmp

Filesize
2.5MB

Download
memory/1760-6-0x0000000000000000-mapping.dmp

Download
memory/1892-12-0x0000000001F40000-0x0000000001F41000-memory.dmp

Filesize
4KB

Download
memory/1892-9-0x0000000000000000-mapping.dmp

Download
memory/1972-18-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/1972-17-0x000007FEF58C0000-0x000007FEF625D000-memory.dmp

Filesize
9.6MB

Download
memory/1972-14-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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