Analysis Overview
SHA256
5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a
Threat Level: Known bad
The file 5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Deletes itself
Suspicious use of SetThreadContext
Unsigned PE
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-16 05:29
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-16 05:29
Reported
2023-09-16 05:32
Platform
win10-20230915-en
Max time kernel
150s
Max time network
132s
Command Line
Signatures
SmokeLoader
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2440 set thread context of 4540 | N/A | C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe | C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.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\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe
"C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe"
C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe
"C:\Users\Admin\AppData\Local\Temp\5a1aa91415a6d01eda43af0f34248ce2c4134200a6b6213c8f8953e917427e5a.exe"
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 | 233.141.123.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 224.162.46.104.in-addr.arpa | udp |
Files
memory/2440-1-0x0000000000820000-0x0000000000920000-memory.dmp
memory/2440-3-0x0000000000780000-0x0000000000789000-memory.dmp
memory/4540-4-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4540-2-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4540-6-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3152-5-0x0000000000E60000-0x0000000000E76000-memory.dmp