Analysis Overview
SHA256
21b5c4b262bc1828f17180c928c01de065d4c0d4725beebd300a31ba3e9b3dd3
Threat Level: Known bad
The file 21b5c4b262bc1828f17180c928c01de065d4c0d4725beebd300a31ba3e9b3dd3 was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Smokeloader family
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
2024-11-10 03:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-10 03:25
Reported
2024-11-10 03:27
Platform
win10v2004-20241007-en
Max time kernel
92s
Max time network
136s
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\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.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\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.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\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe
"C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2088 -ip 2088
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2088 -s 352
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 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
memory/2088-1-0x0000000000470000-0x0000000000570000-memory.dmp
memory/2088-2-0x00000000008E0000-0x00000000008E9000-memory.dmp
memory/2088-3-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2088-5-0x00000000008E0000-0x00000000008E9000-memory.dmp
memory/2088-6-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2088-4-0x0000000000400000-0x0000000000465000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 03:25
Reported
2024-11-10 03:27
Platform
win7-20240729-en
Max time kernel
63s
Max time network
16s
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\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.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\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1176 wrote to memory of 3024 | N/A | C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1176 wrote to memory of 3024 | N/A | C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1176 wrote to memory of 3024 | N/A | C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1176 wrote to memory of 3024 | N/A | C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe
"C:\Users\Admin\AppData\Local\Temp\a948708e60fe0c202fb4b6e56f5a5d0a3b0a96ed27f8015b5a6d9991841fb3f4.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1176 -s 136
Network
Files
memory/1176-1-0x0000000000640000-0x0000000000740000-memory.dmp
memory/1176-2-0x0000000000400000-0x0000000000409000-memory.dmp
memory/1176-3-0x0000000000400000-0x0000000000465000-memory.dmp