Analysis Overview
SHA256
082d8e91e0f2b8912f3bece573a8765ba44734ee1c5c6cb6a8d06e80f0f404c3
Threat Level: Known bad
The file 082d8e91e0f2b8912f3bece573a8765ba44734ee1c5c6cb6a8d06e80f0f404c3 was found to be: Known bad.
Malicious Activity Summary
Yunsip
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-10-20 00:12
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-20 00:12
Reported
2022-10-20 05:54
Platform
win7-20220812-en
Max time kernel
8s
Max time network
46s
Command Line
Signatures
Yunsip
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 900 wrote to memory of 1984 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 900 wrote to memory of 1984 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 900 wrote to memory of 1984 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 900 wrote to memory of 1984 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 900 wrote to memory of 1984 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 900 wrote to memory of 1984 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 900 wrote to memory of 1984 | 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\082d8e91e0f2b8912f3bece573a8765ba44734ee1c5c6cb6a8d06e80f0f404c3.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\082d8e91e0f2b8912f3bece573a8765ba44734ee1c5c6cb6a8d06e80f0f404c3.dll,#1
Network
Files
memory/1984-54-0x0000000000000000-mapping.dmp
memory/1984-55-0x0000000075571000-0x0000000075573000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-20 00:12
Reported
2022-10-20 05:53
Platform
win10v2004-20220812-en
Max time kernel
153s
Max time network
169s
Command Line
Signatures
Yunsip
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1280 wrote to memory of 980 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1280 wrote to memory of 980 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1280 wrote to memory of 980 | 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\082d8e91e0f2b8912f3bece573a8765ba44734ee1c5c6cb6a8d06e80f0f404c3.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\082d8e91e0f2b8912f3bece573a8765ba44734ee1c5c6cb6a8d06e80f0f404c3.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 20.189.173.2:443 | tcp |
Files
memory/980-132-0x0000000000000000-mapping.dmp