Analysis Overview
SHA256
21fdd1105eddff7aef7405e36861f1538be051b08961cee7fe89fa5866bed220
Threat Level: Known bad
The file 21fdd1105eddff7aef7405e36861f1538be051b08961cee7fe89fa5866bed220 was found to be: Known bad.
Malicious Activity Summary
Cosmu
Cosmu family
Detects Cosmu payload
System Location Discovery: System Language Discovery
Unsigned PE
MITRE ATT&CK
Enterprise Matrix V16
Analysis: static1
Detonation Overview
Reported
2025-07-03 05:27
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-07-03 05:27
Reported
2025-07-03 05:29
Platform
win10v2004-20250619-en
Max time kernel
103s
Max time network
137s
Command Line
Signatures
Cosmu
Cosmu family
Detects Cosmu payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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\21fdd1105eddff7aef7405e36861f1538be051b08961cee7fe89fa5866bed220.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\21fdd1105eddff7aef7405e36861f1538be051b08961cee7fe89fa5866bed220.exe
"C:\Users\Admin\AppData\Local\Temp\21fdd1105eddff7aef7405e36861f1538be051b08961cee7fe89fa5866bed220.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.179.227:80 | c.pki.goog | tcp |
Files
memory/3524-0-0x0000000000400000-0x0000000000407000-memory.dmp