Analysis Overview
SHA256
519bb9d83ef8b44ad7a20404c2ddf967d25f8fb1a36d28859d1cee62c7eefbb5
Threat Level: Known bad
The file 8c1d8e39684221eb40c4a427f6cc496c.exe was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Unsigned PE
Program crash
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-10 01:56
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-10 01:56
Reported
2024-10-10 01:58
Platform
win7-20240903-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
SmokeLoader
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe |
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\8c1d8e39684221eb40c4a427f6cc496c.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2792 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2792 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2792 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2792 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe
"C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 168
Network
Files
memory/2792-3-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2792-2-0x00000000002A0000-0x00000000002AB000-memory.dmp
memory/2792-1-0x00000000004F0000-0x00000000005F0000-memory.dmp
memory/2792-4-0x0000000000400000-0x000000000047A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-10 01:56
Reported
2024-10-10 01:58
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
95s
Command Line
Signatures
SmokeLoader
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe |
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\8c1d8e39684221eb40c4a427f6cc496c.exe | N/A |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe
"C:\Users\Admin\AppData\Local\Temp\8c1d8e39684221eb40c4a427f6cc496c.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4008 -ip 4008
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4008 -s 464
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/4008-2-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4008-3-0x0000000000400000-0x000000000047A000-memory.dmp
memory/4008-1-0x00000000004D0000-0x00000000005D0000-memory.dmp
memory/4008-4-0x0000000000400000-0x000000000047A000-memory.dmp
memory/4008-5-0x0000000000400000-0x000000000040B000-memory.dmp