Analysis Overview
SHA256
40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463
Threat Level: Known bad
The file 40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463 was found to be: Known bad.
Malicious Activity Summary
CryptBot
Credentials from Password Stores: Credentials from Web Browsers
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Reads user/profile data of web browsers
Checks installed software on the system
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Scheduled Task/Job: Scheduled Task
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-09 21:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-09 21:44
Reported
2024-09-09 21:47
Platform
win11-20240802-en
Max time kernel
141s
Max time network
94s
Command Line
Signatures
CryptBot
Credentials from Password Stores: Credentials from Web Browsers
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe
"C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe"
C:\Users\Admin\AppData\Local\Temp\service123.exe
"C:\Users\Admin\AppData\Local\Temp\service123.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
C:\Users\Admin\AppData\Local\Temp\service123.exe
C:\Users\Admin\AppData\Local\Temp\/service123.exe
C:\Users\Admin\AppData\Local\Temp\service123.exe
C:\Users\Admin\AppData\Local\Temp\/service123.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | siv6pn.top | udp |
| RU | 80.249.144.180:80 | siv6pn.top | tcp |
| US | 8.8.8.8:53 | 180.144.249.80.in-addr.arpa | udp |
| RU | 80.249.144.180:80 | siv6pn.top | tcp |
| RU | 80.249.144.180:80 | siv6pn.top | tcp |
Files
memory/2984-0-0x0000000000400000-0x0000000001072000-memory.dmp
memory/2984-1-0x0000000000400000-0x0000000001072000-memory.dmp
memory/2984-13-0x0000000000400000-0x0000000001072000-memory.dmp
memory/724-15-0x0000000000950000-0x0000000000961000-memory.dmp
memory/724-16-0x0000000074D70000-0x0000000074EAC000-memory.dmp
memory/2892-25-0x0000000000950000-0x0000000000961000-memory.dmp
memory/2044-40-0x0000000000950000-0x0000000000961000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-09 21:44
Reported
2024-09-09 21:47
Platform
win10v2004-20240802-en
Max time kernel
141s
Max time network
95s
Command Line
Signatures
CryptBot
Credentials from Password Stores: Credentials from Web Browsers
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe
"C:\Users\Admin\AppData\Local\Temp\40b436c682b2055091fe80c8809ed127e783cb934a1cf342d84db7dac9df6463.exe"
C:\Users\Admin\AppData\Local\Temp\service123.exe
"C:\Users\Admin\AppData\Local\Temp\service123.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
C:\Users\Admin\AppData\Local\Temp\service123.exe
C:\Users\Admin\AppData\Local\Temp\/service123.exe
C:\Users\Admin\AppData\Local\Temp\service123.exe
C:\Users\Admin\AppData\Local\Temp\/service123.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | siv6pn.top | udp |
| RU | 80.249.144.180:80 | siv6pn.top | tcp |
| US | 8.8.8.8:53 | 180.144.249.80.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| RU | 80.249.144.180:80 | siv6pn.top | tcp |
| RU | 80.249.144.180:80 | siv6pn.top | tcp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/3984-0-0x0000000000400000-0x0000000001072000-memory.dmp
memory/3984-1-0x0000000000400000-0x0000000001072000-memory.dmp
memory/3984-13-0x0000000000400000-0x0000000001072000-memory.dmp
memory/4148-15-0x0000000000C10000-0x0000000000C21000-memory.dmp
memory/4148-16-0x0000000075210000-0x000000007534C000-memory.dmp
memory/1308-25-0x0000000000C10000-0x0000000000C21000-memory.dmp
memory/980-40-0x0000000000C10000-0x0000000000C21000-memory.dmp