Analysis Overview
SHA256
4c503bbc076f97f325386830e4f8914e90fa7d4d7e7ed1a703f22bc716606a30
Threat Level: Known bad
The file 66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe was found to be: Known bad.
Malicious Activity Summary
Oski family
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-08-21 18:37
Signatures
Oski family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-21 18:37
Reported
2023-08-21 18:40
Platform
win10v2004-20230703-en
Max time kernel
143s
Max time network
154s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe
"C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4392 -ip 4392
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4392 -s 268
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.77.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.173.189.20.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-21 18:37
Reported
2023-08-21 18:40
Platform
win7-20230712-en
Max time kernel
122s
Max time network
126s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3024 wrote to memory of 2484 | N/A | C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 3024 wrote to memory of 2484 | N/A | C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 3024 wrote to memory of 2484 | N/A | C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 3024 wrote to memory of 2484 | N/A | C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe
"C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 112