Analysis Overview
SHA256
c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c
Threat Level: Known bad
The file c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.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
2024-10-17 02:20
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-17 02:20
Reported
2024-10-17 02:22
Platform
win7-20240903-en
Max time kernel
118s
Max time network
118s
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\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.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\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2652 wrote to memory of 2668 | N/A | C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2652 wrote to memory of 2668 | N/A | C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2652 wrote to memory of 2668 | N/A | C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2652 wrote to memory of 2668 | N/A | C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe
"C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 136
Network
Files
memory/2652-2-0x0000000000220000-0x000000000022B000-memory.dmp
memory/2652-1-0x00000000005C0000-0x00000000006C0000-memory.dmp
memory/2652-3-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2652-4-0x0000000000400000-0x000000000047C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-17 02:20
Reported
2024-10-17 02:22
Platform
win10v2004-20241007-en
Max time kernel
139s
Max time network
145s
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\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.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\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | N/A |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe
"C:\Users\Admin\AppData\Local\Temp\c4139579bd2c09fa3f876c15b04be33bd25e5c524fb687557771a07e99e22b9c.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3680 -ip 3680
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3680 -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 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.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 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.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 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/3680-1-0x0000000000680000-0x0000000000780000-memory.dmp
memory/3680-3-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3680-2-0x00000000004F0000-0x00000000004FB000-memory.dmp
memory/3680-5-0x00000000004F0000-0x00000000004FB000-memory.dmp
memory/3680-6-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3680-4-0x0000000000400000-0x000000000047C000-memory.dmp