betabot | f3c6ec081b07206679c92b3ce2066fe2db39e8977c650bf126cfd390637ae651

General

Target

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Size

295KB
MD5

33ae78ba3dd28456aeb110525cfa1b4c
SHA1

cea136aaf614cdf028f23534c89609393f05b158
SHA256

f3c6ec081b07206679c92b3ce2066fe2db39e8977c650bf126cfd390637ae651
SHA512

dcd9da59e091d9df63e53e8dd672f0c51674a69effec7f8b41202d84fc968e153f65578db6eee266bea52f9af3d18d5dd8823dc264b6ff61d9a7020356eb7ffe

Score

10^/10

betabot backdoor botnet evasion persistence suricata 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\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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	explorer.exe

suricata: ET MALWARE Win32/Neurevt.A/Betabot Check-in 4
suricata: ET MALWARE Win32/Neurevt.A/Betabot Check-in 4
suricata
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 1 IoCs

Processes:

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe

pid process

1328 F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.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-1-5-21-3456797065-1076791440-4146276586-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\Adobe up = "\"C:\\ProgramData\\adobeup\\5w9u9s3m15e7.exe\""	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Adobe up = "C:\\ProgramData\\adobeup\\5w9u9s3m15e7.exe"	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

Processes:

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exeexplorer.exe

pid	process
1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe

description	pid	process	target process
PID 1328 set thread context of 1300	1328	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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.exeF3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.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	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.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-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\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-1-5-21-3456797065-1076791440-4146276586-1000\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-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

explorer.exe

pid	process
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exeF3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exeexplorer.exe

pid	process
1328	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
1972	explorer.exe
1972	explorer.exe
1972	explorer.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe

pid process

1300 F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeRestorePrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeBackupPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeLoadDriverPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeCreatePagefilePrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeShutdownPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeTakeOwnershipPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeChangeNotifyPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeCreateTokenPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeMachineAccountPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeSecurityPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeAssignPrimaryTokenPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeCreateGlobalPrivilege	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: 33	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
Token: SeDebugPrivilege	1972	explorer.exe
Token: SeRestorePrivilege	1972	explorer.exe
Token: SeBackupPrivilege	1972	explorer.exe
Token: SeLoadDriverPrivilege	1972	explorer.exe
Token: SeCreatePagefilePrivilege	1972	explorer.exe
Token: SeShutdownPrivilege	1972	explorer.exe
Token: SeTakeOwnershipPrivilege	1972	explorer.exe
Token: SeChangeNotifyPrivilege	1972	explorer.exe
Token: SeCreateTokenPrivilege	1972	explorer.exe
Token: SeMachineAccountPrivilege	1972	explorer.exe
Token: SeSecurityPrivilege	1972	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	1972	explorer.exe
Token: SeCreateGlobalPrivilege	1972	explorer.exe
Token: 33	1972	explorer.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exeF3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exeexplorer.exe

description	pid	process	target process
PID 1328 wrote to memory of 1300	1328	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
PID 1328 wrote to memory of 1300	1328	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
PID 1328 wrote to memory of 1300	1328	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
PID 1328 wrote to memory of 1300	1328	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
PID 1328 wrote to memory of 1300	1328	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
PID 1300 wrote to memory of 1972	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	explorer.exe
PID 1300 wrote to memory of 1972	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	explorer.exe
PID 1300 wrote to memory of 1972	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	explorer.exe
PID 1300 wrote to memory of 1972	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	explorer.exe
PID 1300 wrote to memory of 1972	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	explorer.exe
PID 1300 wrote to memory of 1972	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	explorer.exe
PID 1300 wrote to memory of 1972	1300	F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe	explorer.exe
PID 1972 wrote to memory of 1344	1972	explorer.exe	Dwm.exe
PID 1972 wrote to memory of 1344	1972	explorer.exe	Dwm.exe
PID 1972 wrote to memory of 1344	1972	explorer.exe	Dwm.exe
PID 1972 wrote to memory of 1344	1972	explorer.exe	Dwm.exe
PID 1972 wrote to memory of 1344	1972	explorer.exe	Dwm.exe
PID 1972 wrote to memory of 1344	1972	explorer.exe	Dwm.exe
PID 1972 wrote to memory of 1408	1972	explorer.exe	Explorer.EXE
PID 1972 wrote to memory of 1408	1972	explorer.exe	Explorer.EXE
PID 1972 wrote to memory of 1408	1972	explorer.exe	Explorer.EXE
PID 1972 wrote to memory of 1408	1972	explorer.exe	Explorer.EXE
PID 1972 wrote to memory of 1408	1972	explorer.exe	Explorer.EXE
PID 1972 wrote to memory of 1408	1972	explorer.exe	Explorer.EXE
PID 1972 wrote to memory of 1672	1972	explorer.exe	DllHost.exe
PID 1972 wrote to memory of 1672	1972	explorer.exe	DllHost.exe
PID 1972 wrote to memory of 1672	1972	explorer.exe	DllHost.exe
PID 1972 wrote to memory of 1672	1972	explorer.exe	DllHost.exe
PID 1972 wrote to memory of 1672	1972	explorer.exe	DllHost.exe
PID 1972 wrote to memory of 1672	1972	explorer.exe	DllHost.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1408

C:\Users\Admin\AppData\Local\Temp\F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
"C:\Users\Admin\AppData\Local\Temp\F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1328

C:\Users\Admin\AppData\Local\Temp\F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.exe
"C:\Users\Admin\AppData\Local\Temp\F3C6EC081B07206679C92B3CE2066FE2DB39E8977C650.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:1300

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies firewall policy service
- 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:1972

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1344

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1672

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

5

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsd319C.tmp\System.dll
MD5
3f176d1ee13b0d7d6bd92e1c7a0b9bae

SHA1
fe582246792774c2c9dd15639ffa0aca90d6fd0b

SHA256
fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

SHA512
0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

Download Submit
memory/1300-66-0x00000000006B0000-0x00000000006BC000-memory.dmp

Filesize
48KB

Download
memory/1300-73-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/1300-65-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/1300-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1300-60-0x0000000000240000-0x00000000002A6000-memory.dmp

Filesize
408KB

Download
memory/1300-61-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1300-62-0x0000000000340000-0x000000000034D000-memory.dmp

Filesize
52KB

Download
memory/1300-63-0x0000000000240000-0x00000000002A6000-memory.dmp

Filesize
408KB

Download
memory/1300-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1300-56-0x00000000004015C6-mapping.dmp

Download
memory/1328-54-0x00000000765A1000-0x00000000765A3000-memory.dmp

Filesize
8KB

Download
memory/1408-75-0x0000000002AF0000-0x0000000002AF6000-memory.dmp

Filesize
24KB

Download
memory/1672-76-0x00000000000A0000-0x00000000000A6000-memory.dmp

Filesize
24KB

Download
memory/1972-71-0x0000000000090000-0x0000000000143000-memory.dmp

Filesize
716KB

Download
memory/1972-72-0x00000000003D0000-0x00000000003DC000-memory.dmp

Filesize
48KB

Download
memory/1972-70-0x0000000077DC0000-0x0000000077F40000-memory.dmp

Filesize
1.5MB

Download
memory/1972-74-0x0000000000440000-0x0000000000442000-memory.dmp

Filesize
8KB

Download
memory/1972-67-0x0000000000000000-mapping.dmp

Download
memory/1972-69-0x0000000075321000-0x0000000075323000-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