Analysis Overview
SHA256
55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6
Threat Level: Known bad
The file 55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6 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: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-09-22 12:59
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-22 12:59
Reported
2023-09-22 13:02
Platform
win10-20230915-en
Max time kernel
150s
Max time network
128s
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 1644 set thread context of 4720 | N/A | C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe | C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.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\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe
"C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe"
C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.exe
"C:\Users\Admin\AppData\Local\Temp\55627a75c4cdc87a913050d1051c57c9d3ceb0aad3e6453a46ad17c9beaa5ef6.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 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 127.175.169.194.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 66.112.168.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
Files
memory/1644-0-0x0000000001F30000-0x0000000001F45000-memory.dmp
memory/1644-1-0x00000000001C0000-0x00000000001C9000-memory.dmp
memory/4720-2-0x0000000000400000-0x0000000000409000-memory.dmp
memory/1644-3-0x0000000001F30000-0x0000000001F45000-memory.dmp
memory/4720-4-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4720-6-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3268-5-0x0000000000850000-0x0000000000866000-memory.dmp