Analysis Overview
SHA256
821818e91d3203811e03830420c58065c6e2ef5d1b8f71f25bfb4be671540da5
Threat Level: Known bad
The file 940-56-0x0000000010000000-0x0000000010177000-memory.dmp was found to be: Known bad.
Malicious Activity Summary
Systembc family
SystemBC
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-02-07 10:54
Signatures
Systembc family
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-07 10:54
Reported
2023-02-07 10:56
Platform
win7-20221111-en
Max time kernel
28s
Max time network
30s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1508 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1508 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1508 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1508 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1508 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1508 wrote to memory of 1504 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1508 wrote to memory of 1504 | 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\940-56-0x0000000010000000-0x0000000010177000-memory.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\940-56-0x0000000010000000-0x0000000010177000-memory.dll,#1
Network
Files
memory/1504-54-0x0000000000000000-mapping.dmp
memory/1504-55-0x00000000757E1000-0x00000000757E3000-memory.dmp
memory/1504-56-0x0000000010000000-0x0000000010177000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-07 10:54
Reported
2023-02-07 10:56
Platform
win10v2004-20220812-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
SystemBC
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2096 wrote to memory of 3036 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2096 wrote to memory of 3036 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2096 wrote to memory of 3036 | 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\940-56-0x0000000010000000-0x0000000010177000-memory.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\940-56-0x0000000010000000-0x0000000010177000-memory.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3036 -ip 3036
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 552
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| FR | 40.79.150.121:443 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| NL | 178.79.208.1:80 | tcp |
Files
memory/3036-132-0x0000000000000000-mapping.dmp
memory/3036-133-0x0000000010000000-0x0000000010177000-memory.dmp