Analysis Overview
SHA256
ef7b323da7f0a641372fd2248c561c879aa1dfeafa294df4564e5dee6d3b72aa
Threat Level: Known bad
The file e1911a77cf7dcaf982420e17f82cf0b3 was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Smokeloader family
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-09 15:17
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 15:17
Reported
2024-11-09 15:19
Platform
win7-20240903-en
Max time kernel
121s
Max time network
125s
Command Line
Signatures
SmokeLoader
Smokeloader family
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.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\e1911a77cf7dcaf982420e17f82cf0b3.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2484 wrote to memory of 1992 | N/A | C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2484 wrote to memory of 1992 | N/A | C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2484 wrote to memory of 1992 | N/A | C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2484 wrote to memory of 1992 | N/A | C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe
"C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 136
Network
Files
memory/2484-1-0x0000000000760000-0x0000000000860000-memory.dmp
memory/2484-3-0x0000000000400000-0x0000000000584000-memory.dmp
memory/2484-2-0x0000000000400000-0x0000000000409000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 15:17
Reported
2024-11-09 15:19
Platform
win10v2004-20241007-en
Max time kernel
95s
Max time network
138s
Command Line
Signatures
SmokeLoader
Smokeloader family
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.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\e1911a77cf7dcaf982420e17f82cf0b3.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\e1911a77cf7dcaf982420e17f82cf0b3.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe
"C:\Users\Admin\AppData\Local\Temp\e1911a77cf7dcaf982420e17f82cf0b3.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3648 -ip 3648
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 356
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.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 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/3648-1-0x00000000007E0000-0x00000000008E0000-memory.dmp
memory/3648-2-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3648-3-0x0000000000400000-0x0000000000584000-memory.dmp
memory/3648-4-0x0000000000400000-0x0000000000584000-memory.dmp
memory/3648-5-0x0000000000400000-0x0000000000409000-memory.dmp