Analysis Overview
SHA256
66e567f739e91940be88ef6dfbeb49f34a0be085ab730f7f62e545a9b807c0c8
Threat Level: Known bad
The file 66e567f739e91940be88ef6dfbeb49f34a0be085ab730f7f62e545a9b807c0c8 was found to be: Known bad.
Malicious Activity Summary
Emotet
Emotet family
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-12 20:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-12 20:44
Reported
2024-11-12 20:47
Platform
win7-20240903-en
Max time kernel
118s
Max time network
119s
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\66e567f739e91940be88ef6dfbeb49f34a0be085ab730f7f62e545a9b807c0c8.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\66e567f739e91940be88ef6dfbeb49f34a0be085ab730f7f62e545a9b807c0c8.dll
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\66e567f739e91940be88ef6dfbeb49f34a0be085ab730f7f62e545a9b807c0c8.dll",DllRegisterServer
Network
Files
memory/2676-0-0x0000000000200000-0x0000000000228000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-12 20:44
Reported
2024-11-12 20:47
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
154s
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
| Description | Indicator | Process | Target |
| PID 4624 wrote to memory of 2656 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4624 wrote to memory of 2656 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4624 wrote to memory of 2656 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2656 wrote to memory of 2228 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2656 wrote to memory of 2228 | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2656 wrote to memory of 2228 | 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\66e567f739e91940be88ef6dfbeb49f34a0be085ab730f7f62e545a9b807c0c8.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\66e567f739e91940be88ef6dfbeb49f34a0be085ab730f7f62e545a9b807c0c8.dll
C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\66e567f739e91940be88ef6dfbeb49f34a0be085ab730f7f62e545a9b807c0c8.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 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/2656-0-0x0000000002500000-0x0000000002528000-memory.dmp