betabot | 037a3fc1820352b1369d4fcf5719c6607c6c0204cdc57f78b54f07701b5b2437

General

Target

Propuesta__estrategia.exe
Size

737KB
MD5

1522721771bb8874e0fb7b721047ad59
SHA1

630962f13ab5d00d762a4c14b7a91ab170de6b8d
SHA256

037a3fc1820352b1369d4fcf5719c6607c6c0204cdc57f78b54f07701b5b2437
SHA512

7eb6a34c34c27d611f101856de416422f64d020a5032974bf4cee81ed723f41cf686f0a4be7e49d3ca2b51906baa2c16cbd659406b576c81a7f2aef2922ed17e

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

Executes dropped EXE 1 IoCs

Processes:

y1k3iias19gw53_1.exe

pid process

1880 y1k3iias19gw53_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

2008 explorer.exe

pid	process
1880	y1k3iias19gw53_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
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\\y1k3iias19gw53.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\\y1k3iias19gw53.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\\y1k3iias19gw53.exe\""	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Propuesta__estrategia.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Propuesta__estrategia.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	Propuesta__estrategia.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:

Propuesta__estrategia.exeexplorer.exe

pid	process
1916	Propuesta__estrategia.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

Propuesta__estrategia.exey1k3iias19gw53_1.exe

description	pid	process	target process
PID 748 set thread context of 1916	748	Propuesta__estrategia.exe	Propuesta__estrategia.exe
PID 1880 set thread context of 0	1880	y1k3iias19gw53_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:

explorer.exePropuesta__estrategia.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	Propuesta__estrategia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Propuesta__estrategia.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\y1k3iias19gw53_1.exe:14EDFC78	explorer.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\y1k3iias19gw53_1.exe:14EDFC78	explorer.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

explorer.exe

pid	process
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe
2008	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Propuesta__estrategia.exeexplorer.exe

pid process

1916 Propuesta__estrategia.exe
1916 Propuesta__estrategia.exe
2008 explorer.exe
2008 explorer.exe
2008 explorer.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

Propuesta__estrategia.exe

pid process

1916 Propuesta__estrategia.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

Processes:

Propuesta__estrategia.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	1916	Propuesta__estrategia.exe
Token: SeRestorePrivilege	1916	Propuesta__estrategia.exe
Token: SeBackupPrivilege	1916	Propuesta__estrategia.exe
Token: SeLoadDriverPrivilege	1916	Propuesta__estrategia.exe
Token: SeCreatePagefilePrivilege	1916	Propuesta__estrategia.exe
Token: SeShutdownPrivilege	1916	Propuesta__estrategia.exe
Token: SeTakeOwnershipPrivilege	1916	Propuesta__estrategia.exe
Token: SeChangeNotifyPrivilege	1916	Propuesta__estrategia.exe
Token: SeCreateTokenPrivilege	1916	Propuesta__estrategia.exe
Token: SeMachineAccountPrivilege	1916	Propuesta__estrategia.exe
Token: SeSecurityPrivilege	1916	Propuesta__estrategia.exe
Token: SeAssignPrimaryTokenPrivilege	1916	Propuesta__estrategia.exe
Token: SeCreateGlobalPrivilege	1916	Propuesta__estrategia.exe
Token: 33	1916	Propuesta__estrategia.exe
Token: SeDebugPrivilege	2008	explorer.exe
Token: SeRestorePrivilege	2008	explorer.exe
Token: SeBackupPrivilege	2008	explorer.exe
Token: SeLoadDriverPrivilege	2008	explorer.exe
Token: SeCreatePagefilePrivilege	2008	explorer.exe
Token: SeShutdownPrivilege	2008	explorer.exe
Token: SeTakeOwnershipPrivilege	2008	explorer.exe
Token: SeChangeNotifyPrivilege	2008	explorer.exe
Token: SeCreateTokenPrivilege	2008	explorer.exe
Token: SeMachineAccountPrivilege	2008	explorer.exe
Token: SeSecurityPrivilege	2008	explorer.exe
Token: SeAssignPrimaryTokenPrivilege	2008	explorer.exe
Token: SeCreateGlobalPrivilege	2008	explorer.exe
Token: 33	2008	explorer.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

Propuesta__estrategia.exePropuesta__estrategia.exeexplorer.exe

description	pid	process	target process
PID 748 wrote to memory of 1916	748	Propuesta__estrategia.exe	Propuesta__estrategia.exe
PID 748 wrote to memory of 1916	748	Propuesta__estrategia.exe	Propuesta__estrategia.exe
PID 748 wrote to memory of 1916	748	Propuesta__estrategia.exe	Propuesta__estrategia.exe
PID 748 wrote to memory of 1916	748	Propuesta__estrategia.exe	Propuesta__estrategia.exe
PID 748 wrote to memory of 1916	748	Propuesta__estrategia.exe	Propuesta__estrategia.exe
PID 748 wrote to memory of 1916	748	Propuesta__estrategia.exe	Propuesta__estrategia.exe
PID 1916 wrote to memory of 2008	1916	Propuesta__estrategia.exe	explorer.exe
PID 1916 wrote to memory of 2008	1916	Propuesta__estrategia.exe	explorer.exe
PID 1916 wrote to memory of 2008	1916	Propuesta__estrategia.exe	explorer.exe
PID 1916 wrote to memory of 2008	1916	Propuesta__estrategia.exe	explorer.exe
PID 1916 wrote to memory of 2008	1916	Propuesta__estrategia.exe	explorer.exe
PID 1916 wrote to memory of 2008	1916	Propuesta__estrategia.exe	explorer.exe
PID 1916 wrote to memory of 2008	1916	Propuesta__estrategia.exe	explorer.exe
PID 2008 wrote to memory of 1176	2008	explorer.exe	Dwm.exe
PID 2008 wrote to memory of 1176	2008	explorer.exe	Dwm.exe
PID 2008 wrote to memory of 1176	2008	explorer.exe	Dwm.exe
PID 2008 wrote to memory of 1176	2008	explorer.exe	Dwm.exe
PID 2008 wrote to memory of 1176	2008	explorer.exe	Dwm.exe
PID 2008 wrote to memory of 1176	2008	explorer.exe	Dwm.exe
PID 2008 wrote to memory of 1252	2008	explorer.exe	Explorer.EXE
PID 2008 wrote to memory of 1252	2008	explorer.exe	Explorer.EXE
PID 2008 wrote to memory of 1252	2008	explorer.exe	Explorer.EXE
PID 2008 wrote to memory of 1252	2008	explorer.exe	Explorer.EXE
PID 2008 wrote to memory of 1252	2008	explorer.exe	Explorer.EXE
PID 2008 wrote to memory of 1252	2008	explorer.exe	Explorer.EXE
PID 2008 wrote to memory of 1456	2008	explorer.exe	DllHost.exe
PID 2008 wrote to memory of 1456	2008	explorer.exe	DllHost.exe
PID 2008 wrote to memory of 1456	2008	explorer.exe	DllHost.exe
PID 2008 wrote to memory of 1456	2008	explorer.exe	DllHost.exe
PID 2008 wrote to memory of 1456	2008	explorer.exe	DllHost.exe
PID 2008 wrote to memory of 1456	2008	explorer.exe	DllHost.exe
PID 2008 wrote to memory of 1880	2008	explorer.exe	y1k3iias19gw53_1.exe
PID 2008 wrote to memory of 1880	2008	explorer.exe	y1k3iias19gw53_1.exe
PID 2008 wrote to memory of 1880	2008	explorer.exe	y1k3iias19gw53_1.exe
PID 2008 wrote to memory of 1880	2008	explorer.exe	y1k3iias19gw53_1.exe
PID 2008 wrote to memory of 1880	2008	explorer.exe	y1k3iias19gw53_1.exe
PID 2008 wrote to memory of 1880	2008	explorer.exe	y1k3iias19gw53_1.exe
PID 2008 wrote to memory of 1880	2008	explorer.exe	y1k3iias19gw53_1.exe

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1252

C:\Users\Admin\AppData\Local\Temp\Propuesta__estrategia.exe
"C:\Users\Admin\AppData\Local\Temp\Propuesta__estrategia.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:748

C:\Users\Admin\AppData\Local\Temp\Propuesta__estrategia.exe
"C:\Users\Admin\AppData\Local\Temp\Propuesta__estrategia.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:1916

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:2008

C:\Users\Admin\AppData\Local\Temp\y1k3iias19gw53_1.exe
/suac
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:1880

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1456

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\y1k3iias19gw53_1.exe
MD5
1522721771bb8874e0fb7b721047ad59

SHA1
630962f13ab5d00d762a4c14b7a91ab170de6b8d

SHA256
037a3fc1820352b1369d4fcf5719c6607c6c0204cdc57f78b54f07701b5b2437

SHA512
7eb6a34c34c27d611f101856de416422f64d020a5032974bf4cee81ed723f41cf686f0a4be7e49d3ca2b51906baa2c16cbd659406b576c81a7f2aef2922ed17e

Download Submit
C:\Users\Admin\AppData\Local\Temp\y1k3iias19gw53_1.exe
MD5
1522721771bb8874e0fb7b721047ad59

SHA1
630962f13ab5d00d762a4c14b7a91ab170de6b8d

SHA256
037a3fc1820352b1369d4fcf5719c6607c6c0204cdc57f78b54f07701b5b2437

SHA512
7eb6a34c34c27d611f101856de416422f64d020a5032974bf4cee81ed723f41cf686f0a4be7e49d3ca2b51906baa2c16cbd659406b576c81a7f2aef2922ed17e

Download Submit
\Users\Admin\AppData\Local\Temp\y1k3iias19gw53_1.exe
MD5
1522721771bb8874e0fb7b721047ad59

SHA1
630962f13ab5d00d762a4c14b7a91ab170de6b8d

SHA256
037a3fc1820352b1369d4fcf5719c6607c6c0204cdc57f78b54f07701b5b2437

SHA512
7eb6a34c34c27d611f101856de416422f64d020a5032974bf4cee81ed723f41cf686f0a4be7e49d3ca2b51906baa2c16cbd659406b576c81a7f2aef2922ed17e

Download Submit
memory/1456-6-0x000007FEF7500000-0x000007FEF777A000-memory.dmp

Filesize
2.5MB

Download
memory/1880-8-0x0000000000000000-mapping.dmp

Download
memory/1916-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1916-1-0x00000000004015C6-mapping.dmp

Download
memory/1916-2-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1916-3-0x0000000002610000-0x0000000002732000-memory.dmp

Filesize
1.1MB

Download
memory/1916-4-0x0000000002A40000-0x0000000002BC1000-memory.dmp

Filesize
1.5MB

Download
memory/2008-5-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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