Analysis Overview
SHA256
af3979995f34103a34dc038da78b657b40d769c7b8e4a262ec3d1a932dcb2798
Threat Level: Known bad
The file tmpovy3vx4v was found to be: Known bad.
Malicious Activity Summary
Blackcat family
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-08-21 16:55
Signatures
Blackcat family
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-21 16:55
Reported
2022-08-21 16:57
Platform
win7-20220812-en
Max time kernel
44s
Max time network
49s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2012 wrote to memory of 1964 | N/A | C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 1964 | N/A | C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 1964 | N/A | C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2012 wrote to memory of 1964 | N/A | C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe
"C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 224
Network
Files
memory/2012-54-0x0000000075BA1000-0x0000000075BA3000-memory.dmp
memory/1964-55-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-21 16:55
Reported
2022-08-21 16:57
Platform
win10v2004-20220812-en
Max time kernel
143s
Max time network
148s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe
"C:\Users\Admin\AppData\Local\Temp\tmpovy3vx4v.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4348 -ip 4348
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 552
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| IE | 20.190.159.71:443 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| IE | 13.69.239.73:443 | tcp |