Analysis Overview
SHA256
54740512b157c0bb36cd9600f6987d7531053085c70c0e2ffb6fa19242d798f4
Threat Level: Known bad
The file 441ccfb70c4957291b271d3f9ecf527a was found to be: Known bad.
Malicious Activity Summary
MedusaLocker payload
Medusalocker family
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-01-05 18:19
Signatures
MedusaLocker payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Medusalocker family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-05 18:19
Reported
2024-01-05 18:22
Platform
win7-20231215-en
Max time kernel
121s
Max time network
123s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2008 wrote to memory of 1556 | N/A | C:\Users\Admin\AppData\Local\Temp\441ccfb70c4957291b271d3f9ecf527a.exe | C:\Windows\system32\WerFault.exe |
| PID 2008 wrote to memory of 1556 | N/A | C:\Users\Admin\AppData\Local\Temp\441ccfb70c4957291b271d3f9ecf527a.exe | C:\Windows\system32\WerFault.exe |
| PID 2008 wrote to memory of 1556 | N/A | C:\Users\Admin\AppData\Local\Temp\441ccfb70c4957291b271d3f9ecf527a.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2008 -s 204
C:\Users\Admin\AppData\Local\Temp\441ccfb70c4957291b271d3f9ecf527a.exe
"C:\Users\Admin\AppData\Local\Temp\441ccfb70c4957291b271d3f9ecf527a.exe"
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-05 18:19
Reported
2024-01-05 18:22
Platform
win10v2004-20231222-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\441ccfb70c4957291b271d3f9ecf527a.exe
"C:\Users\Admin\AppData\Local\Temp\441ccfb70c4957291b271d3f9ecf527a.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 84.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.2.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.134.221.88.in-addr.arpa | udp |
| GB | 96.17.178.210:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| GB | 96.17.178.210:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| N/A | 88.221.135.217:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| IE | 20.223.36.55:443 | tcp | |
| US | 8.8.8.8:53 | udp | |
| GB | 88.221.134.11:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| GB | 88.221.134.11:80 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| GB | 88.221.134.11:80 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 150.1.37.23.in-addr.arpa | udp |