Analysis Overview
SHA256
235997a730c082f9f59860516ea46aaed71fd3e8227f7b2471abdf80e0971972
Threat Level: Known bad
The file 235997a730c082f9f59860516ea46aaed71fd3e8227f7b2471abdf80e0971972 was found to be: Known bad.
Malicious Activity Summary
Yunsip
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2020-11-08 18:01
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2020-11-08 18:01
Reported
2020-11-09 01:57
Platform
win7v20201028
Max time kernel
3s
Max time network
9s
Command Line
Signatures
Yunsip
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1012 wrote to memory of 1368 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1012 wrote to memory of 1368 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1012 wrote to memory of 1368 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1012 wrote to memory of 1368 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1012 wrote to memory of 1368 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1012 wrote to memory of 1368 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1012 wrote to memory of 1368 | 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\235997a730c082f9f59860516ea46aaed71fd3e8227f7b2471abdf80e0971972.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\235997a730c082f9f59860516ea46aaed71fd3e8227f7b2471abdf80e0971972.dll,#1
Network
Files
memory/1368-0-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2020-11-08 18:01
Reported
2020-11-09 01:57
Platform
win10v20201028
Max time kernel
12s
Max time network
118s
Command Line
Signatures
Yunsip
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 984 wrote to memory of 3984 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 984 wrote to memory of 3984 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 984 wrote to memory of 3984 | 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\235997a730c082f9f59860516ea46aaed71fd3e8227f7b2471abdf80e0971972.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\235997a730c082f9f59860516ea46aaed71fd3e8227f7b2471abdf80e0971972.dll,#1
Network
Files
memory/3984-0-0x0000000000000000-mapping.dmp