Analysis Overview
SHA256
50e508ddd2290faa219656f9b9cc733ff5dcc1c5ec0c76000035eae20bf85310
Threat Level: Known bad
The file 202405229179e572cfe0a9d2904b896606695cafstop was found to be: Known bad.
Malicious Activity Summary
Djvu family
Detected Djvu ransomware
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-22 17:49
Signatures
Detected Djvu ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Djvu family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-22 17:49
Reported
2024-05-22 17:51
Platform
win7-20240221-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1964 wrote to memory of 1956 | N/A | C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1964 wrote to memory of 1956 | N/A | C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1964 wrote to memory of 1956 | N/A | C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1964 wrote to memory of 1956 | N/A | C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe
"C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 192
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-22 17:49
Reported
2024-05-22 17:51
Platform
win10v2004-20240426-en
Max time kernel
134s
Max time network
103s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe
"C:\Users\Admin\AppData\Local\Temp\202405229179e572cfe0a9d2904b896606695cafstop.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4172 -ip 4172
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4172 -s 568
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 122.211.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| GB | 23.73.138.11:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.138.73.23.in-addr.arpa | udp |
| GB | 23.73.138.11:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |