Analysis Overview
score
10/10
SHA256
3ff8b326998da5191af6560d82d7999a572034a4b0b04d33e499a56951df5106
Threat Level: Known bad
The file sigma.exe was found to be: Known bad.
Malicious Activity Summary
Remcos family
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-12 03:52
Signatures
Remcos family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-12 03:52
Reported
2024-08-12 03:55
Platform
win11-20240802-en
Max time kernel
148s
Max time network
150s
Command Line
"C:\Users\Admin\AppData\Local\Temp\sigma.exe"
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\sigma.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\sigma.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\sigma.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\sigma.exe
"C:\Users\Admin\AppData\Local\Temp\sigma.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.0.75:139 | tcp | |
| N/A | 192.168.0.75:139 | tcp | |
| N/A | 192.168.0.75:139 | tcp | |
| N/A | 192.168.0.75:139 | tcp | |
| N/A | 192.168.0.75:139 | tcp | |
| N/A | 192.168.0.75:139 | tcp | |
| N/A | 192.168.0.75:139 | tcp | |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
N/A