Analysis Overview
SHA256
5d55a06ca16a85c8189e1a25891c431bd8e36a7a007b804b94a2f29ddd69707c
Threat Level: Known bad
The file file was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Deletes itself
Unsigned PE
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Checks SCSI registry key(s)
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-22 09:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-22 09:57
Reported
2024-01-22 09:59
Platform
win7-20231129-en
Max time kernel
150s
Max time network
118s
Command Line
Signatures
SmokeLoader
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | 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\file.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
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Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | gxutc2c.com | udp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
| HU | 91.104.83.7:80 | gxutc2c.com | tcp |
Files
memory/1652-1-0x0000000000290000-0x0000000000390000-memory.dmp
memory/1652-2-0x00000000001B0000-0x00000000001BB000-memory.dmp
memory/1652-3-0x0000000000400000-0x000000000085F000-memory.dmp
memory/1652-5-0x0000000000400000-0x000000000085F000-memory.dmp
memory/1312-4-0x0000000002F80000-0x0000000002F96000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-22 09:57
Reported
2024-01-22 09:59
Platform
win10v2004-20231215-en
Max time kernel
148s
Max time network
146s
Command Line
Signatures
SmokeLoader
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | 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\file.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
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Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\file.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 182.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | gxutc2c.com | udp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| US | 8.8.8.8:53 | 133.24.181.211.in-addr.arpa | udp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| KR | 211.181.24.133:80 | gxutc2c.com | tcp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.143.182.52.in-addr.arpa | udp |
Files
memory/4816-2-0x00000000009D0000-0x00000000009DB000-memory.dmp
memory/4816-1-0x0000000000AC0000-0x0000000000BC0000-memory.dmp
memory/4816-3-0x0000000000400000-0x000000000085F000-memory.dmp
memory/3444-4-0x0000000002A70000-0x0000000002A86000-memory.dmp
memory/4816-5-0x0000000000400000-0x000000000085F000-memory.dmp