Analysis Overview
SHA256
cf9e5e307935c66273195c4feeca46cc53e9b347ec6eeca90b9026fb37165481
Threat Level: Known bad
The file cf9e5e307935c66273195c4feeca46cc53e9b347ec6eeca90b9026fb37165481 was found to be: Known bad.
Malicious Activity Summary
Emotet
Emotet family
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-12 20:52
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-12 20:52
Reported
2024-11-12 20:55
Platform
win7-20241010-en
Max time kernel
121s
Max time network
125s
Command Line
Signatures
Emotet
Emotet family
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cf9e5e307935c66273195c4feeca46cc53e9b347ec6eeca90b9026fb37165481.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\cf9e5e307935c66273195c4feeca46cc53e9b347ec6eeca90b9026fb37165481.dll
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\cf9e5e307935c66273195c4feeca46cc53e9b347ec6eeca90b9026fb37165481.dll",DllRegisterServer
Network
Files
memory/2856-0-0x0000000000350000-0x0000000000376000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-12 20:52
Reported
2024-11-12 20:54
Platform
win10v2004-20241007-en
Max time kernel
92s
Max time network
145s
Command Line
Signatures
Emotet
Emotet family
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4104 wrote to memory of 4772 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4104 wrote to memory of 4772 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4104 wrote to memory of 4772 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4772 wrote to memory of 700 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4772 wrote to memory of 700 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4772 wrote to memory of 700 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cf9e5e307935c66273195c4feeca46cc53e9b347ec6eeca90b9026fb37165481.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\cf9e5e307935c66273195c4feeca46cc53e9b347ec6eeca90b9026fb37165481.dll
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\cf9e5e307935c66273195c4feeca46cc53e9b347ec6eeca90b9026fb37165481.dll",DllRegisterServer
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 139.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
memory/4772-0-0x0000000002720000-0x0000000002746000-memory.dmp