Analysis Overview
SHA256
55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6
Threat Level: Known bad
The file 55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6 was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Smokeloader family
Suspicious use of SetThreadContext
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 19:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 19:10
Reported
2024-11-09 19:13
Platform
win7-20240903-en
Max time kernel
120s
Max time network
120s
Command Line
Signatures
SmokeLoader
Smokeloader family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2688 set thread context of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe | C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.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\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe
"C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe"
C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe
"C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe"
Network
Files
memory/2340-5-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2340-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2688-2-0x0000000000220000-0x0000000000229000-memory.dmp
memory/2688-1-0x00000000005B0000-0x00000000006B0000-memory.dmp
memory/2340-6-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2340-7-0x0000000000400000-0x0000000000409000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 19:10
Reported
2024-11-09 19:13
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
SmokeLoader
Smokeloader family
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1220 set thread context of 1268 | N/A | C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe | C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.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\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.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\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe
"C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe"
C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe
"C:\Users\Admin\AppData\Local\Temp\55a6d4ffb9429be6dcff4cf032b7b007a9931e714aa7eacdc12cea2f44a27ee6.exe"
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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/1220-1-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/1220-2-0x00000000020E0000-0x00000000020E9000-memory.dmp
memory/1268-3-0x0000000000400000-0x0000000000409000-memory.dmp
memory/1268-4-0x0000000000400000-0x0000000000409000-memory.dmp
memory/1268-5-0x0000000000400000-0x0000000000409000-memory.dmp