Analysis Overview
SHA256
d4141c2edd7ddf6aa1fd6acb9d2b81a254f97eb9ab9a52a4422f1750c8029374
Threat Level: Shows suspicious behavior
The file 55fd56d09582490e7899803e48d55139 was found to be: Shows suspicious behavior.
Malicious Activity Summary
VMProtect packed file
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-22 02:49
Signatures
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 02:49
Reported
2023-12-23 06:14
Platform
win7-20231215-en
Max time kernel
141s
Max time network
126s
Command Line
Signatures
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2908 wrote to memory of 2424 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2908 wrote to memory of 2424 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2908 wrote to memory of 2424 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2908 wrote to memory of 2424 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2908 wrote to memory of 2424 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2908 wrote to memory of 2424 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2908 wrote to memory of 2424 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\55fd56d09582490e7899803e48d55139.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\55fd56d09582490e7899803e48d55139.dll,#1
Network
Files
memory/2424-0-0x0000000001DF0000-0x0000000001FA9000-memory.dmp
memory/2424-1-0x0000000001DF0000-0x0000000001FA9000-memory.dmp
memory/2424-2-0x0000000001DF0000-0x0000000001FA9000-memory.dmp
memory/2424-3-0x0000000001DF0000-0x0000000001FA9000-memory.dmp
memory/2424-4-0x0000000001DF0000-0x0000000001FA9000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 02:49
Reported
2023-12-23 06:14
Platform
win10v2004-20231222-en
Max time kernel
141s
Max time network
126s
Command Line
Signatures
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1116 wrote to memory of 4848 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1116 wrote to memory of 4848 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1116 wrote to memory of 4848 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\55fd56d09582490e7899803e48d55139.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\55fd56d09582490e7899803e48d55139.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.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 | 5.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
memory/4848-0-0x0000000000CB0000-0x0000000000E69000-memory.dmp
memory/4848-1-0x0000000000CB0000-0x0000000000E69000-memory.dmp
memory/4848-2-0x0000000000CB0000-0x0000000000E69000-memory.dmp
memory/4848-3-0x0000000000CB0000-0x0000000000E69000-memory.dmp