Analysis Overview
SHA256
33ec78385982a66120e57de1e04540331cd62323c35b4165a430d6ed5555f4c7
Threat Level: Known bad
The file 2024052264ad707f68641b141c0a2b309763dc80stop 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 19:26
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 19:26
Reported
2024-05-22 19:29
Platform
win7-20240215-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1804 wrote to memory of 2156 | N/A | C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1804 wrote to memory of 2156 | N/A | C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1804 wrote to memory of 2156 | N/A | C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1804 wrote to memory of 2156 | N/A | C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe
"C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 192
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-22 19:26
Reported
2024-05-22 19:29
Platform
win10v2004-20240426-en
Max time kernel
141s
Max time network
112s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe
"C:\Users\Admin\AppData\Local\Temp\2024052264ad707f68641b141c0a2b309763dc80stop.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4320 -ip 4320
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 568
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| 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 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.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 |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |