Analysis Overview
SHA256
c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b
Threat Level: Known bad
The file c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Deletes itself
Unsigned PE
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-19 00:04
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-19 00:04
Reported
2024-02-19 00:09
Platform
win7-20231215-en
Max time kernel
300s
Max time network
119s
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 queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
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Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe
"C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | sjyey.com | udp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
Files
memory/2120-1-0x0000000002D10000-0x0000000002E10000-memory.dmp
memory/2120-2-0x0000000000220000-0x000000000022B000-memory.dmp
memory/2120-3-0x0000000000400000-0x0000000002BE0000-memory.dmp
memory/2120-5-0x0000000000400000-0x0000000002BE0000-memory.dmp
memory/1208-4-0x0000000002D80000-0x0000000002D96000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-19 00:04
Reported
2024-02-19 00:09
Platform
win10-20240214-en
Max time kernel
300s
Max time network
250s
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\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | N/A |
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Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe | 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 |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe
"C:\Users\Admin\AppData\Local\Temp\c40fe915433c1a8094a858affe62c6079154c668645f8e17751e7f39ebf4d31b.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | sjyey.com | udp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| US | 8.8.8.8:53 | 110.53.168.211.in-addr.arpa | udp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| KR | 211.168.53.110:80 | sjyey.com | tcp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
memory/1168-1-0x0000000002EF0000-0x0000000002FF0000-memory.dmp
memory/1168-2-0x0000000002E20000-0x0000000002E2B000-memory.dmp
memory/1168-3-0x0000000000400000-0x0000000002BE0000-memory.dmp
memory/3164-4-0x00000000013F0000-0x0000000001406000-memory.dmp
memory/1168-5-0x0000000000400000-0x0000000002BE0000-memory.dmp