Analysis Overview
SHA256
357c49ca6c5ce321fae8734313736081d156430a06ac06c1bf054167e509579a
Threat Level: Known bad
The file ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe was found to be: Known bad.
Malicious Activity Summary
Oski family
Oski
Reads user/profile data of web browsers
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-08-30 18:45
Signatures
Oski family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-30 18:45
Reported
2023-08-30 18:47
Platform
win7-20230712-en
Max time kernel
122s
Max time network
125s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1892 wrote to memory of 2908 | N/A | C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1892 wrote to memory of 2908 | N/A | C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1892 wrote to memory of 2908 | N/A | C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1892 wrote to memory of 2908 | N/A | C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe
"C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1892 -s 504
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-30 18:45
Reported
2023-08-30 18:47
Platform
win10v2004-20230703-en
Max time kernel
143s
Max time network
152s
Command Line
Signatures
Oski
Reads user/profile data of web browsers
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe
"C:\Users\Admin\AppData\Local\Temp\ead85de4981024fac4478ca11dafb3ba_mafia_JC.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4752 -ip 4752
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 1152
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.173.189.20.in-addr.arpa | udp |