betabot | a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee

General

Target

Factura__pdf__10281.exe
Size

753KB
MD5

b645095ae08ac1c280312d614831bf9d
SHA1

daa6995076e713b6b608f3d2d3bf83cf63564884
SHA256

a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee
SHA512

9efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032

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

Executes dropped EXE 1 IoCs

Processes:

mkce3ycu_1.exe

pid process

1016 mkce3ycu_1.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
Loads dropped DLL 1 IoCs

Processes:

explorer.exe

pid process

576 explorer.exe

pid	process
1016	mkce3ycu_1.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-1-5-21-293278959-2699126792-324916226-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.09 = "C:\\ProgramData\\Google Updater 2.09\\mkce3ycu.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.09 = "\"C:\\ProgramData\\Google Updater 2.09\\mkce3ycu.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\\mkce3ycu.exe\""	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Factura__pdf__10281.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Factura__pdf__10281.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__10281.exe

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

Suspicious use of NtSetInformationThreadHideFromDebugger 10 IoCs

Processes:

Factura__pdf__10281.exeexplorer.exe

pid	process
2024	Factura__pdf__10281.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

Factura__pdf__10281.exemkce3ycu_1.exe

description	pid	process	target process
PID 1628 set thread context of 2024	1628	Factura__pdf__10281.exe	Factura__pdf__10281.exe
PID 1016 set thread context of 0	1016	mkce3ycu_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:

Factura__pdf__10281.exeexplorer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Factura__pdf__10281.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Factura__pdf__10281.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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	explorer.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\VersionManager	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\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\mkce3ycu_1.exe:14EDFC78	explorer.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\mkce3ycu_1.exe:14EDFC78	explorer.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

explorer.exe

pid	process
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe
576	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Factura__pdf__10281.exeexplorer.exe

pid process

2024 Factura__pdf__10281.exe
2024 Factura__pdf__10281.exe
576 explorer.exe
576 explorer.exe
576 explorer.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

Factura__pdf__10281.exe

pid process

2024 Factura__pdf__10281.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

Factura__pdf__10281.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	2024	Factura__pdf__10281.exe
Token: SeRestorePrivilege	2024	Factura__pdf__10281.exe
Token: SeBackupPrivilege	2024	Factura__pdf__10281.exe
Token: SeLoadDriverPrivilege	2024	Factura__pdf__10281.exe
Token: SeCreatePagefilePrivilege	2024	Factura__pdf__10281.exe
Token: SeShutdownPrivilege	2024	Factura__pdf__10281.exe
Token: SeTakeOwnershipPrivilege	2024	Factura__pdf__10281.exe
Token: SeChangeNotifyPrivilege	2024	Factura__pdf__10281.exe
Token: SeCreateTokenPrivilege	2024	Factura__pdf__10281.exe
Token: SeMachineAccountPrivilege	2024	Factura__pdf__10281.exe
Token: SeSecurityPrivilege	2024	Factura__pdf__10281.exe
Token: SeAssignPrimaryTokenPrivilege	2024	Factura__pdf__10281.exe
Token: SeCreateGlobalPrivilege	2024	Factura__pdf__10281.exe
Token: 33	2024	Factura__pdf__10281.exe
Token: SeDebugPrivilege	576	explorer.exe
Token: SeRestorePrivilege	576	explorer.exe
Token: SeBackupPrivilege	576	explorer.exe
Token: SeLoadDriverPrivilege	576	explorer.exe
Token: SeCreatePagefilePrivilege	576	explorer.exe
Token: SeShutdownPrivilege	576	explorer.exe
Token: SeTakeOwnershipPrivilege	576	explorer.exe
Token: SeChangeNotifyPrivilege	576	explorer.exe
Token: SeCreateTokenPrivilege	576	explorer.exe
Token: SeMachineAccountPrivilege	576	explorer.exe
Token: SeSecurityPrivilege	576	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	576	explorer.exe
Token: SeCreateGlobalPrivilege	576	explorer.exe
Token: 33	576	explorer.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

Factura__pdf__10281.exeFactura__pdf__10281.exeexplorer.exe

description	pid	process	target process
PID 1628 wrote to memory of 2024	1628	Factura__pdf__10281.exe	Factura__pdf__10281.exe
PID 1628 wrote to memory of 2024	1628	Factura__pdf__10281.exe	Factura__pdf__10281.exe
PID 1628 wrote to memory of 2024	1628	Factura__pdf__10281.exe	Factura__pdf__10281.exe
PID 1628 wrote to memory of 2024	1628	Factura__pdf__10281.exe	Factura__pdf__10281.exe
PID 1628 wrote to memory of 2024	1628	Factura__pdf__10281.exe	Factura__pdf__10281.exe
PID 1628 wrote to memory of 2024	1628	Factura__pdf__10281.exe	Factura__pdf__10281.exe
PID 2024 wrote to memory of 576	2024	Factura__pdf__10281.exe	explorer.exe
PID 2024 wrote to memory of 576	2024	Factura__pdf__10281.exe	explorer.exe
PID 2024 wrote to memory of 576	2024	Factura__pdf__10281.exe	explorer.exe
PID 2024 wrote to memory of 576	2024	Factura__pdf__10281.exe	explorer.exe
PID 2024 wrote to memory of 576	2024	Factura__pdf__10281.exe	explorer.exe
PID 2024 wrote to memory of 576	2024	Factura__pdf__10281.exe	explorer.exe
PID 2024 wrote to memory of 576	2024	Factura__pdf__10281.exe	explorer.exe
PID 576 wrote to memory of 1180	576	explorer.exe	Dwm.exe
PID 576 wrote to memory of 1180	576	explorer.exe	Dwm.exe
PID 576 wrote to memory of 1180	576	explorer.exe	Dwm.exe
PID 576 wrote to memory of 1180	576	explorer.exe	Dwm.exe
PID 576 wrote to memory of 1180	576	explorer.exe	Dwm.exe
PID 576 wrote to memory of 1180	576	explorer.exe	Dwm.exe
PID 576 wrote to memory of 1232	576	explorer.exe	Explorer.EXE
PID 576 wrote to memory of 1232	576	explorer.exe	Explorer.EXE
PID 576 wrote to memory of 1232	576	explorer.exe	Explorer.EXE
PID 576 wrote to memory of 1232	576	explorer.exe	Explorer.EXE
PID 576 wrote to memory of 1232	576	explorer.exe	Explorer.EXE
PID 576 wrote to memory of 1232	576	explorer.exe	Explorer.EXE
PID 576 wrote to memory of 1004	576	explorer.exe	DllHost.exe
PID 576 wrote to memory of 1004	576	explorer.exe	DllHost.exe
PID 576 wrote to memory of 1004	576	explorer.exe	DllHost.exe
PID 576 wrote to memory of 1004	576	explorer.exe	DllHost.exe
PID 576 wrote to memory of 1004	576	explorer.exe	DllHost.exe
PID 576 wrote to memory of 1004	576	explorer.exe	DllHost.exe
PID 576 wrote to memory of 1016	576	explorer.exe	mkce3ycu_1.exe
PID 576 wrote to memory of 1016	576	explorer.exe	mkce3ycu_1.exe
PID 576 wrote to memory of 1016	576	explorer.exe	mkce3ycu_1.exe
PID 576 wrote to memory of 1016	576	explorer.exe	mkce3ycu_1.exe
PID 576 wrote to memory of 1016	576	explorer.exe	mkce3ycu_1.exe
PID 576 wrote to memory of 1016	576	explorer.exe	mkce3ycu_1.exe
PID 576 wrote to memory of 1016	576	explorer.exe	mkce3ycu_1.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1232

C:\Users\Admin\AppData\Local\Temp\Factura__pdf__10281.exe
"C:\Users\Admin\AppData\Local\Temp\Factura__pdf__10281.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1628

C:\Users\Admin\AppData\Local\Temp\Factura__pdf__10281.exe
"C:\Users\Admin\AppData\Local\Temp\Factura__pdf__10281.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:2024

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies firewall policy service
- Checks BIOS information in registry
- Loads dropped DLL
- 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 Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:576

C:\Users\Admin\AppData\Local\Temp\mkce3ycu_1.exe
/suac
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:1016

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1004

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

C:\Users\Admin\AppData\Local\Temp\mkce3ycu_1.exe
MD5
b645095ae08ac1c280312d614831bf9d

SHA1
daa6995076e713b6b608f3d2d3bf83cf63564884

SHA256
a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee

SHA512
9efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032

Download Submit
C:\Users\Admin\AppData\Local\Temp\mkce3ycu_1.exe
MD5
b645095ae08ac1c280312d614831bf9d

SHA1
daa6995076e713b6b608f3d2d3bf83cf63564884

SHA256
a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee

SHA512
9efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032

Download Submit
\Users\Admin\AppData\Local\Temp\mkce3ycu_1.exe
MD5
b645095ae08ac1c280312d614831bf9d

SHA1
daa6995076e713b6b608f3d2d3bf83cf63564884

SHA256
a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee

SHA512
9efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032

Download Submit
memory/576-20-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-30-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-21-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-22-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-40-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-38-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-39-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-37-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-14-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-13-0x0000000002550000-0x0000000002554000-memory.dmp

Filesize
16KB

Download
memory/576-15-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-16-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-17-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-18-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-19-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-36-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-7-0x0000000000000000-mapping.dmp

Download
memory/576-35-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-34-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-24-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-26-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-25-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-27-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-29-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-28-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-23-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-31-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-32-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/576-33-0x0000000002540000-0x0000000002544000-memory.dmp

Filesize
16KB

Download
memory/1004-8-0x000007FEF7540000-0x000007FEF77BA000-memory.dmp

Filesize
2.5MB

Download
memory/1016-10-0x0000000000000000-mapping.dmp

Download
memory/2024-6-0x0000000002A20000-0x0000000002BA1000-memory.dmp

Filesize
1.5MB

Download
memory/2024-2-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2024-3-0x00000000004015C6-mapping.dmp

Download
memory/2024-4-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2024-5-0x00000000025F0000-0x0000000002716000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads