betabot | 3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e

General

Target

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Size

197KB
MD5

4bc476c37561af1ecf7ee25b9030d168
SHA1

aea35dc1bf75f137455ebb1db437d63a1ddc02ad
SHA256

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e
SHA512

2e5427606788d512f55c9aea0cbee57caeca63ceed2d8853b73138e241c12a4aaa5db6585375a0b949b1c24e0d9577229eb0e8bea4bbc400c0daf1be83f6b2f9

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\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

Sets file execution options in registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "bxlibkmy.exe"	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\u935qmk713.exe	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\u935qmk713.exe\DisableExceptionChainValidation	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.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-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.0 = "C:\\ProgramData\\Google Updater 2.0\\u935qmk713.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.0 = "\"C:\\ProgramData\\Google Updater 2.0\\u935qmk713.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

pid	process
4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
1104	explorer.exe
1104	explorer.exe
1104	explorer.exe
1104	explorer.exe
1104	explorer.exe
1104	explorer.exe
1104	explorer.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1392 1104 WerFault.exe explorer.exe

pid	pid_target	process	target process
1392	1104	WerFault.exe	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:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.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-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\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-1-5-21-2632097139-1792035885-811742494-1000\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-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Main explorer.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

explorer.exe

pid process

1104 explorer.exe
1104 explorer.exe
1104 explorer.exe
1104 explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

pid	process
1104	explorer.exe
1104	explorer.exe
1104	explorer.exe
1104	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

pid	process
4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

pid process

4556 3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeRestorePrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeBackupPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeLoadDriverPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeCreatePagefilePrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeShutdownPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeTakeOwnershipPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeChangeNotifyPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeCreateTokenPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeMachineAccountPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeSecurityPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeAssignPrimaryTokenPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeCreateGlobalPrivilege	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: 33	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
Token: SeDebugPrivilege	1104	explorer.exe
Token: SeRestorePrivilege	1104	explorer.exe
Token: SeBackupPrivilege	1104	explorer.exe
Token: SeLoadDriverPrivilege	1104	explorer.exe
Token: SeCreatePagefilePrivilege	1104	explorer.exe
Token: SeShutdownPrivilege	1104	explorer.exe
Token: SeTakeOwnershipPrivilege	1104	explorer.exe
Token: SeChangeNotifyPrivilege	1104	explorer.exe
Token: SeCreateTokenPrivilege	1104	explorer.exe
Token: SeMachineAccountPrivilege	1104	explorer.exe
Token: SeSecurityPrivilege	1104	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	1104	explorer.exe
Token: SeCreateGlobalPrivilege	1104	explorer.exe
Token: 33	1104	explorer.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe

description	pid	process	target process
PID 4556 wrote to memory of 1104	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 4556 wrote to memory of 1104	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe
PID 4556 wrote to memory of 1104	4556	3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe
"C:\Users\Admin\AppData\Local\Temp\3c31956dc71c0769395387236c0228a83b420df50a8730785e6a3cc1283fbd5e.exe"
1⤵
- 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:4556

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
2⤵
- 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:1104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 1068
3⤵
- Program crash
PID:1392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1104 -ip 1104
1⤵
PID:2852

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/1104-136-0x0000000000000000-mapping.dmp

Download
memory/1104-137-0x0000000000E90000-0x00000000012C3000-memory.dmp

Filesize
4.2MB

Download
memory/1104-138-0x00000000004D0000-0x000000000056B000-memory.dmp

Filesize
620KB

Download
memory/1104-140-0x00000000004D0000-0x000000000056B000-memory.dmp

Filesize
620KB

Download
memory/4556-130-0x0000000000EC0000-0x0000000000F26000-memory.dmp

Filesize
408KB

Download
memory/4556-131-0x0000000000E50000-0x0000000000E5D000-memory.dmp

Filesize
52KB

Download
memory/4556-132-0x0000000000EC0000-0x0000000000F26000-memory.dmp

Filesize
408KB

Download
memory/4556-134-0x00000000014E0000-0x00000000014EC000-memory.dmp

Filesize
48KB

Download
memory/4556-135-0x0000000000EC0000-0x0000000000F26000-memory.dmp

Filesize
408KB

Download
memory/4556-139-0x0000000000EC0000-0x0000000000F26000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads