betabot | 6a807112c53f2e0d82f5f28fe24a9bc01523375b18afecaa06b6e913078292a1

General

Target

Factura_pdf.exe
Size

349KB
MD5

b96a97907b0f43cc35ff18e5c55f7cf6
SHA1

2263f56daa58e9db1d63861d95b0ea3885776dd9
SHA256

5dbe0969242db97b46ca8843b25d14148a5b17134937eef459c6560e7efd5c50
SHA512

020006aa5337285f775021ff85977c2278a677fd7d3bfd9a8e8040e0b935064ab022c776f6de264119080bd60662bdbf46fd4a0e1cb292aeec0c0ed6d113b6dd

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\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

Executes dropped EXE 2 IoCs

Processes:

o939u99m153_1.exe331gwge751751.exe

pid process

1864 o939u99m153_1.exe
2120 331gwge751751.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

pid	process
1864	o939u99m153_1.exe
2120	331gwge751751.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-1-5-21-2066881839-3229799743-3576549721-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.09 = "C:\\ProgramData\\Google Updater 2.09\\o939u99m153.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.09 = "\"C:\\ProgramData\\Google Updater 2.09\\o939u99m153.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\\o939u99m153.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Factura_pdf.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Factura_pdf.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	Factura_pdf.exe

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

Suspicious use of NtSetInformationThreadHideFromDebugger 11 IoCs

Processes:

Factura_pdf.exeexplorer.exe

pid	process
1776	Factura_pdf.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

Factura_pdf.exeo939u99m153_1.exe

description	pid	process	target process
PID 3536 set thread context of 1776	3536	Factura_pdf.exe	Factura_pdf.exe
PID 1864 set thread context of 0	1864	o939u99m153_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:

explorer.exeFactura_pdf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Factura_pdf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Factura_pdf.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-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Internet Explorer\VersionManager	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000\Software\Microsoft\Internet Explorer\VersionManager\DownloadVersionList = "0"	explorer.exe

NTFS ADS 2 IoCs

Processes:

explorer.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\o939u99m153_1.exe:14EDFC78	explorer.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\o939u99m153_1.exe:14EDFC78	explorer.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

explorer.exe

pid	process
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe
628	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

331gwge751751.exe

pid process

2120 331gwge751751.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

Factura_pdf.exe

pid process

1776 Factura_pdf.exe
1776 Factura_pdf.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

Factura_pdf.exe

pid process

1776 Factura_pdf.exe

pid	process
2120	331gwge751751.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

Factura_pdf.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	1776	Factura_pdf.exe
Token: SeRestorePrivilege	1776	Factura_pdf.exe
Token: SeBackupPrivilege	1776	Factura_pdf.exe
Token: SeLoadDriverPrivilege	1776	Factura_pdf.exe
Token: SeCreatePagefilePrivilege	1776	Factura_pdf.exe
Token: SeShutdownPrivilege	1776	Factura_pdf.exe
Token: SeTakeOwnershipPrivilege	1776	Factura_pdf.exe
Token: SeChangeNotifyPrivilege	1776	Factura_pdf.exe
Token: SeCreateTokenPrivilege	1776	Factura_pdf.exe
Token: SeMachineAccountPrivilege	1776	Factura_pdf.exe
Token: SeSecurityPrivilege	1776	Factura_pdf.exe
Token: SeAssignPrimaryTokenPrivilege	1776	Factura_pdf.exe
Token: SeCreateGlobalPrivilege	1776	Factura_pdf.exe
Token: 33	1776	Factura_pdf.exe
Token: SeDebugPrivilege	628	explorer.exe
Token: SeRestorePrivilege	628	explorer.exe
Token: SeBackupPrivilege	628	explorer.exe
Token: SeLoadDriverPrivilege	628	explorer.exe
Token: SeCreatePagefilePrivilege	628	explorer.exe
Token: SeShutdownPrivilege	628	explorer.exe
Token: SeTakeOwnershipPrivilege	628	explorer.exe
Token: SeChangeNotifyPrivilege	628	explorer.exe
Token: SeCreateTokenPrivilege	628	explorer.exe
Token: SeMachineAccountPrivilege	628	explorer.exe
Token: SeSecurityPrivilege	628	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	628	explorer.exe
Token: SeCreateGlobalPrivilege	628	explorer.exe
Token: 33	628	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

331gwge751751.exe

pid process

2120 331gwge751751.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

331gwge751751.exe

pid process

2120 331gwge751751.exe

pid	process
2120	331gwge751751.exe

pid	process
2120	331gwge751751.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Factura_pdf.exeFactura_pdf.exeexplorer.exe

description	pid	process	target process
PID 3536 wrote to memory of 1776	3536	Factura_pdf.exe	Factura_pdf.exe
PID 3536 wrote to memory of 1776	3536	Factura_pdf.exe	Factura_pdf.exe
PID 3536 wrote to memory of 1776	3536	Factura_pdf.exe	Factura_pdf.exe
PID 3536 wrote to memory of 1776	3536	Factura_pdf.exe	Factura_pdf.exe
PID 3536 wrote to memory of 1776	3536	Factura_pdf.exe	Factura_pdf.exe
PID 1776 wrote to memory of 628	1776	Factura_pdf.exe	explorer.exe
PID 1776 wrote to memory of 628	1776	Factura_pdf.exe	explorer.exe
PID 1776 wrote to memory of 628	1776	Factura_pdf.exe	explorer.exe
PID 628 wrote to memory of 1864	628	explorer.exe	o939u99m153_1.exe
PID 628 wrote to memory of 1864	628	explorer.exe	o939u99m153_1.exe
PID 628 wrote to memory of 1864	628	explorer.exe	o939u99m153_1.exe
PID 628 wrote to memory of 2120	628	explorer.exe	331gwge751751.exe
PID 628 wrote to memory of 2120	628	explorer.exe	331gwge751751.exe

C:\Users\Admin\AppData\Local\Temp\Factura_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Factura_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3536

C:\Users\Admin\AppData\Local\Temp\Factura_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Factura_pdf.exe"
2⤵
- 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:1776

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Modifies firewall policy service
- Checks BIOS information in registry
- 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 use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:628

C:\Users\Admin\AppData\Local\Temp\o939u99m153_1.exe
/suac
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:1864

C:\Users\Admin\AppData\Local\Temp\331gwge751751.exe
"C:\Users\Admin\AppData\Local\Temp\331gwge751751.exe"
4⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2120

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\331gwge751751.exe

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C:\Users\Admin\AppData\Local\Temp\331gwge751751.exe

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C:\Users\Admin\AppData\Local\Temp\o939u99m153_1.exe

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C:\Users\Admin\AppData\Local\Temp\o939u99m153_1.exe

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memory/628-6-0x00000000001B0000-0x00000000005F0000-memory.dmp

Filesize
4.2MB

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memory/628-7-0x00000000001B0000-0x00000000005F0000-memory.dmp

Filesize
4.2MB

Download
memory/628-5-0x0000000000000000-mapping.dmp

Download
memory/1776-4-0x0000000002BB0000-0x0000000002FF0000-memory.dmp

Filesize
4.2MB

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memory/1776-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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memory/1776-3-0x0000000002760000-0x0000000002821000-memory.dmp

Filesize
772KB

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memory/1776-2-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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memory/1776-1-0x00000000004015C6-mapping.dmp

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memory/1864-8-0x0000000000000000-mapping.dmp

Download
memory/2120-11-0x0000000000000000-mapping.dmp

Download
memory/2120-14-0x00007FFAE1B10000-0x00007FFAE24B0000-memory.dmp

Filesize
9.6MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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