betabot | 58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8

General

Target

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Size

543KB
MD5

0e7c4cb7365c823b11f7204d695b06a6
SHA1

403fc69b0124c9a8d5dd0bc36011ed6be1dff64e
SHA256

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8
SHA512

18b1b999e0b3c4333e837fc7f4c4b35dd908006eb9cfa6e05cdf3144fa6bbd69332b476b121e98912b7a315c8f4ac622bc341dfda7f2ffb726abdcd555ba24e9

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:

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exeexplorer.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\a357371oc.exe	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\a357371oc.exe\DisableExceptionChainValidation	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.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 = "egmeof.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-1-5-21-4084403625-2215941253-1760665084-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Windows Font Preloader Service = "C:\\ProgramData\\Windows Font Preloader Service\\a357371oc.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Font Preloader Service = "\"C:\\ProgramData\\Windows Font Preloader Service\\a357371oc.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

Processes:

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exeexplorer.exe

pid	process
884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	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:

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.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-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\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-1-5-21-4084403625-2215941253-1760665084-1000\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-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Internet Explorer\Main explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

explorer.exe

pid	process
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe
1732	explorer.exe

Suspicious behavior: MapViewOfSection 4 IoCs

Processes:

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exeexplorer.exe

pid	process
884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
1732	explorer.exe
1732	explorer.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe

pid process

884 58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeRestorePrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeBackupPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeLoadDriverPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeCreatePagefilePrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeShutdownPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeTakeOwnershipPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeChangeNotifyPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeCreateTokenPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeMachineAccountPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeSecurityPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeAssignPrimaryTokenPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeCreateGlobalPrivilege	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: 33	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
Token: SeDebugPrivilege	1732	explorer.exe
Token: SeRestorePrivilege	1732	explorer.exe
Token: SeBackupPrivilege	1732	explorer.exe
Token: SeLoadDriverPrivilege	1732	explorer.exe
Token: SeCreatePagefilePrivilege	1732	explorer.exe
Token: SeShutdownPrivilege	1732	explorer.exe
Token: SeTakeOwnershipPrivilege	1732	explorer.exe
Token: SeChangeNotifyPrivilege	1732	explorer.exe
Token: SeCreateTokenPrivilege	1732	explorer.exe
Token: SeMachineAccountPrivilege	1732	explorer.exe
Token: SeSecurityPrivilege	1732	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	1732	explorer.exe
Token: SeCreateGlobalPrivilege	1732	explorer.exe
Token: 33	1732	explorer.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exeexplorer.exe

description	pid	process	target process
PID 884 wrote to memory of 1732	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe	explorer.exe
PID 884 wrote to memory of 1732	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe	explorer.exe
PID 884 wrote to memory of 1732	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe	explorer.exe
PID 884 wrote to memory of 1732	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe	explorer.exe
PID 884 wrote to memory of 1732	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe	explorer.exe
PID 884 wrote to memory of 1732	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe	explorer.exe
PID 884 wrote to memory of 1732	884	58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe	explorer.exe
PID 1732 wrote to memory of 1164	1732	explorer.exe	Dwm.exe
PID 1732 wrote to memory of 1164	1732	explorer.exe	Dwm.exe
PID 1732 wrote to memory of 1164	1732	explorer.exe	Dwm.exe
PID 1732 wrote to memory of 1164	1732	explorer.exe	Dwm.exe
PID 1732 wrote to memory of 1164	1732	explorer.exe	Dwm.exe
PID 1732 wrote to memory of 1164	1732	explorer.exe	Dwm.exe
PID 1732 wrote to memory of 1212	1732	explorer.exe	Explorer.EXE
PID 1732 wrote to memory of 1212	1732	explorer.exe	Explorer.EXE
PID 1732 wrote to memory of 1212	1732	explorer.exe	Explorer.EXE
PID 1732 wrote to memory of 1212	1732	explorer.exe	Explorer.EXE
PID 1732 wrote to memory of 1212	1732	explorer.exe	Explorer.EXE
PID 1732 wrote to memory of 1212	1732	explorer.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212

C:\Users\Admin\AppData\Local\Temp\58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.exe
"C:\Users\Admin\AppData\Local\Temp\58b349c793282532e1874661a64f8e5a4286c9477ecb3d08e77242359e3243b8.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:884

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 behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

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/884-66-0x0000000000590000-0x00000000005F6000-memory.dmp

Filesize
408KB

Download
memory/884-55-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/884-56-0x00000000002B0000-0x0000000000329000-memory.dmp

Filesize
484KB

Download
memory/884-57-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/884-58-0x0000000000590000-0x00000000005F6000-memory.dmp

Filesize
408KB

Download
memory/884-59-0x0000000000590000-0x00000000005F6000-memory.dmp

Filesize
408KB

Download
memory/884-61-0x0000000000570000-0x000000000057D000-memory.dmp

Filesize
52KB

Download
memory/884-62-0x0000000002100000-0x000000000210C000-memory.dmp

Filesize
48KB

Download
memory/884-54-0x0000000075C41000-0x0000000075C43000-memory.dmp

Filesize
8KB

Download
memory/1212-72-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1732-63-0x0000000000000000-mapping.dmp

Download
memory/1732-67-0x0000000077830000-0x00000000779B0000-memory.dmp

Filesize
1.5MB

Download
memory/1732-68-0x0000000000410000-0x0000000000501000-memory.dmp

Filesize
964KB

Download
memory/1732-69-0x0000000000620000-0x000000000062C000-memory.dmp

Filesize
48KB

Download
memory/1732-70-0x0000000077830000-0x00000000779B0000-memory.dmp

Filesize
1.5MB

Download
memory/1732-71-0x0000000000410000-0x0000000000501000-memory.dmp

Filesize
964KB

Download
memory/1732-65-0x0000000074D61000-0x0000000074D63000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads