Analysis Overview
SHA256
5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa
Threat Level: Known bad
The file 5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.sample was found to be: Known bad.
Malicious Activity Summary
Medusalocker family
Suspicious use of NtCreateUserProcessOtherParentProcess
MedusaLocker payload
Enumerates connected drives
Unsigned PE
Suspicious use of WriteProcessMemory
System policy modification
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-02-27 17:41
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
2024-02-27 17:41
Reported
2024-02-27 17:43
Platform
win7-20240215-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 1844 created 1188 | N/A | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | C:\Windows\Explorer.EXE |
Enumerates connected drives
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe
"C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe
\\?\C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe -network
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c pause
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c pause
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-27 17:41
Reported
2024-02-27 17:43
Platform
win10v2004-20240226-en
Max time kernel
97s
Max time network
144s
Command Line
Signatures
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 4652 created 3540 | N/A | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | C:\Windows\Explorer.EXE |
Enumerates connected drives
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe
"C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe
\\?\C:\Users\Admin\AppData\Local\Temp\5c8280c3226fa7078d7dae2f343e255ae2ecda2b0e1ba7348836d967eb35c5aa.exe -network
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c pause
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c pause
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 185.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 182.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.110.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 186.178.17.96.in-addr.arpa | udp |