Analysis Overview
SHA256
8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253
Threat Level: Known bad
The file 8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253 was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Deletes itself
Executes dropped EXE
Suspicious use of SetThreadContext
Unsigned PE
Checks SCSI registry key(s)
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-16 12:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-16 12:28
Reported
2023-09-16 12:31
Platform
win10-20230915-en
Max time kernel
150s
Max time network
131s
Command Line
Signatures
SmokeLoader
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\swhiwjs | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\swhiwjs | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1504 set thread context of 4060 | N/A | C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe | C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe |
| PID 3604 set thread context of 3488 | N/A | C:\Users\Admin\AppData\Roaming\swhiwjs | C:\Users\Admin\AppData\Roaming\swhiwjs |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\swhiwjs | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\swhiwjs | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\swhiwjs | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.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\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\swhiwjs | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe
"C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe"
C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe
"C:\Users\Admin\AppData\Local\Temp\8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253.exe"
C:\Users\Admin\AppData\Roaming\swhiwjs
C:\Users\Admin\AppData\Roaming\swhiwjs
C:\Users\Admin\AppData\Roaming\swhiwjs
C:\Users\Admin\AppData\Roaming\swhiwjs
Network
| Country | Destination | Domain | Proto |
| 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 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.173.189.20.in-addr.arpa | udp |
Files
memory/1504-1-0x00000000009D0000-0x0000000000AD0000-memory.dmp
memory/1504-2-0x0000000000960000-0x0000000000969000-memory.dmp
memory/4060-3-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4060-4-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4060-6-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3264-5-0x0000000000CE0000-0x0000000000CF6000-memory.dmp
C:\Users\Admin\AppData\Roaming\swhiwjs
| MD5 | 471d013aab48d5f5c969bc7aa6c16fa1 |
| SHA1 | 11b57c813d8e758e72a6d9610f8b8bc29b0ec4ac |
| SHA256 | 8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253 |
| SHA512 | ee5563e164f93bdab792e1b63f5fca5a201d0abb9eab531520dddc82ce919ebb34ae341e44c60c05fbd50a991320f789e2f937ef5762715ac847936cd4dd3a55 |
C:\Users\Admin\AppData\Roaming\swhiwjs
| MD5 | 471d013aab48d5f5c969bc7aa6c16fa1 |
| SHA1 | 11b57c813d8e758e72a6d9610f8b8bc29b0ec4ac |
| SHA256 | 8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253 |
| SHA512 | ee5563e164f93bdab792e1b63f5fca5a201d0abb9eab531520dddc82ce919ebb34ae341e44c60c05fbd50a991320f789e2f937ef5762715ac847936cd4dd3a55 |
memory/3604-16-0x0000000000910000-0x0000000000A10000-memory.dmp
C:\Users\Admin\AppData\Roaming\swhiwjs
| MD5 | 471d013aab48d5f5c969bc7aa6c16fa1 |
| SHA1 | 11b57c813d8e758e72a6d9610f8b8bc29b0ec4ac |
| SHA256 | 8c3b5215c255fb79121d3fcdb77e2d6d361e1c2245262767239902ad50695253 |
| SHA512 | ee5563e164f93bdab792e1b63f5fca5a201d0abb9eab531520dddc82ce919ebb34ae341e44c60c05fbd50a991320f789e2f937ef5762715ac847936cd4dd3a55 |
memory/3488-19-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3264-20-0x00000000026D0000-0x00000000026E6000-memory.dmp
memory/3488-23-0x0000000000400000-0x0000000000409000-memory.dmp