betabot | 5d3d44cad3c2b99b0c08aa0ee2ecdeb3c514090498a4a4c8f2cf7946143ff853

General

Target

dm_2020-07-24_08-34.exe
Size

316KB
MD5

ca2435bf28a9f678e7f2136cfc52cfcb
SHA1

042c3f1f2675d30f3394243db9a1aaeba7e1e87e
SHA256

4432dedd4db9c2f1f554cb9fc4317196051ca8dc405231e2bd1bc9845702a872
SHA512

786cc02a5453da625e8e4a04aab626993e103f113881f9931b5d6d66ab498a162d9847fed7ff54e116d4c33238d5538878f0489ba82dc554c9cde56e7cd1fd43

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
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

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-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.0 = "C:\\ProgramData\\Google Updater 2.0\\cu1c1o5e7e5735.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.0 = "\"C:\\ProgramData\\Google Updater 2.0\\cu1c1o5e7e5735.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

dm_2020-07-24_08-34.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA dm_2020-07-24_08-34.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs

Processes:

dm_2020-07-24_08-34.exeexplorer.exe

pid process

2812 dm_2020-07-24_08-34.exe
4812 explorer.exe
4812 explorer.exe
4812 explorer.exe
4812 explorer.exe
4812 explorer.exe
4812 explorer.exe
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

4208 2812 WerFault.exe dm_2020-07-24_08-34.exe
2904 4812 WerFault.exe explorer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	dm_2020-07-24_08-34.exe

pid	process
2812	dm_2020-07-24_08-34.exe
4812	explorer.exe
4812	explorer.exe
4812	explorer.exe
4812	explorer.exe
4812	explorer.exe
4812	explorer.exe

pid	pid_target	process	target process
4208	2812	WerFault.exe	dm_2020-07-24_08-34.exe
2904	4812	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:

dm_2020-07-24_08-34.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	dm_2020-07-24_08-34.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dm_2020-07-24_08-34.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-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\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-1-5-21-3751123196-3323558407-1869646069-1000\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-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main explorer.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

explorer.exe

pid process

4812 explorer.exe
4812 explorer.exe
4812 explorer.exe
4812 explorer.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

dm_2020-07-24_08-34.exeexplorer.exe

pid process

2812 dm_2020-07-24_08-34.exe
2812 dm_2020-07-24_08-34.exe
4812 explorer.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

dm_2020-07-24_08-34.exe

pid process

2812 dm_2020-07-24_08-34.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

pid	process
4812	explorer.exe
4812	explorer.exe
4812	explorer.exe
4812	explorer.exe

pid	process
2812	dm_2020-07-24_08-34.exe
2812	dm_2020-07-24_08-34.exe
4812	explorer.exe

pid	process
2812	dm_2020-07-24_08-34.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

dm_2020-07-24_08-34.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeRestorePrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeBackupPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeLoadDriverPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeCreatePagefilePrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeShutdownPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeTakeOwnershipPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeChangeNotifyPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeCreateTokenPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeMachineAccountPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeSecurityPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeAssignPrimaryTokenPrivilege	2812	dm_2020-07-24_08-34.exe
Token: SeCreateGlobalPrivilege	2812	dm_2020-07-24_08-34.exe
Token: 33	2812	dm_2020-07-24_08-34.exe
Token: SeDebugPrivilege	4812	explorer.exe
Token: SeRestorePrivilege	4812	explorer.exe
Token: SeBackupPrivilege	4812	explorer.exe
Token: SeLoadDriverPrivilege	4812	explorer.exe
Token: SeCreatePagefilePrivilege	4812	explorer.exe
Token: SeShutdownPrivilege	4812	explorer.exe
Token: SeTakeOwnershipPrivilege	4812	explorer.exe
Token: SeChangeNotifyPrivilege	4812	explorer.exe
Token: SeCreateTokenPrivilege	4812	explorer.exe
Token: SeMachineAccountPrivilege	4812	explorer.exe
Token: SeSecurityPrivilege	4812	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	4812	explorer.exe
Token: SeCreateGlobalPrivilege	4812	explorer.exe
Token: 33	4812	explorer.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

dm_2020-07-24_08-34.exeexplorer.exe

description	pid	process	target process
PID 2812 wrote to memory of 4812	2812	dm_2020-07-24_08-34.exe	explorer.exe
PID 2812 wrote to memory of 4812	2812	dm_2020-07-24_08-34.exe	explorer.exe
PID 2812 wrote to memory of 4812	2812	dm_2020-07-24_08-34.exe	explorer.exe
PID 4812 wrote to memory of 4208	4812	explorer.exe	WerFault.exe
PID 4812 wrote to memory of 4208	4812	explorer.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\dm_2020-07-24_08-34.exe
"C:\Users\Admin\AppData\Local\Temp\dm_2020-07-24_08-34.exe"
1⤵
- 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:2812

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
2⤵
- 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:4812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 1088
3⤵
- Program crash
PID:2904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2812 -s 920
2⤵
- Program crash
PID:4208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2812 -ip 2812
1⤵
PID:1552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4812 -ip 4812
1⤵
PID:1016

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/2812-136-0x0000000000E90000-0x0000000000EF6000-memory.dmp

Filesize
408KB

Download
memory/2812-131-0x0000000000F58000-0x0000000000F8B000-memory.dmp

Filesize
204KB

Download
memory/2812-132-0x0000000000DD0000-0x0000000000E03000-memory.dmp

Filesize
204KB

Download
memory/2812-133-0x0000000000E30000-0x0000000000E3D000-memory.dmp

Filesize
52KB

Download
memory/2812-134-0x0000000000400000-0x0000000000C7F000-memory.dmp

Filesize
8.5MB

Download
memory/2812-135-0x0000000000E90000-0x0000000000EF6000-memory.dmp

Filesize
408KB

Download
memory/2812-130-0x0000000000400000-0x0000000000C7F000-memory.dmp

Filesize
8.5MB

Download
memory/2812-138-0x0000000002B60000-0x0000000002B6C000-memory.dmp

Filesize
48KB

Download
memory/2812-142-0x0000000000400000-0x0000000000C7F000-memory.dmp

Filesize
8.5MB

Download
memory/4208-143-0x00000000025E0000-0x0000000002699000-memory.dmp

Filesize
740KB

Download
memory/4812-139-0x0000000000000000-mapping.dmp

Download
memory/4812-140-0x00000000007C0000-0x0000000000BF3000-memory.dmp

Filesize
4.2MB

Download
memory/4812-141-0x0000000000530000-0x00000000005E9000-memory.dmp

Filesize
740KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads