Analysis Overview
SHA256
8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e
Threat Level: Known bad
The file 8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-23 14:22
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
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Analysis: behavioral1
Detonation Overview
Submitted
2023-09-23 14:22
Reported
2023-09-23 14:24
Platform
win10v2004-20230915-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
SmokeLoader
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1888 set thread context of 2816 | N/A | C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe | C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe | N/A |
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Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe
"C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe"
C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe
"C:\Users\Admin\AppData\Local\Temp\8bf045ea729f19fbdb48fb119dfeadf0e3d77ece8ff5b72140b6badac09b392e.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 155.245.36.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | host-file-host6.com | udp |
| US | 8.8.8.8:53 | host-host-file8.com | udp |
| NL | 194.169.175.127:80 | host-host-file8.com | tcp |
| US | 8.8.8.8:53 | 127.175.169.194.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
Files
memory/1888-1-0x0000000002680000-0x0000000002780000-memory.dmp
memory/1888-2-0x00000000042F0000-0x00000000042F9000-memory.dmp
memory/2816-3-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2816-4-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3192-5-0x0000000002A90000-0x0000000002AA6000-memory.dmp
memory/2816-6-0x0000000000400000-0x0000000000409000-memory.dmp