Analysis Overview
SHA256
250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b
Threat Level: Shows suspicious behavior
The file 250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b was found to be: Shows suspicious behavior.
Malicious Activity Summary
Writes to the Master Boot Record (MBR)
Program crash
Unsigned PE
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 23:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 23:41
Reported
2024-05-08 23:44
Platform
win10v2004-20240508-en
Max time kernel
144s
Max time network
125s
Command Line
Signatures
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | C:\Users\Admin\AppData\Local\Temp\250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b.exe
"C:\Users\Admin\AppData\Local\Temp\250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4460 -ip 4460
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4460 -s 704
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 |
| BE | 88.221.83.249:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| BE | 88.221.83.249:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 249.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/4460-0-0x0000000002280000-0x0000000002281000-memory.dmp
memory/4460-1-0x0000000002920000-0x00000000029A0000-memory.dmp
memory/4460-2-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4460-3-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/4460-4-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/4460-7-0x0000000000400000-0x000000000046F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 23:41
Reported
2024-05-08 23:44
Platform
win11-20240426-en
Max time kernel
148s
Max time network
95s
Command Line
Signatures
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | C:\Users\Admin\AppData\Local\Temp\250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b.exe
"C:\Users\Admin\AppData\Local\Temp\250bb9ef5f4d9f1993395ece33b7a618aaecf21672fb40168c6d8dd7d231559b.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3876 -ip 3876
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 712
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
memory/3876-0-0x0000000002360000-0x0000000002361000-memory.dmp
memory/3876-1-0x0000000002870000-0x00000000028F0000-memory.dmp
memory/3876-2-0x0000000000400000-0x000000000046F000-memory.dmp
memory/3876-3-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/3876-4-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/3876-7-0x0000000000400000-0x000000000046F000-memory.dmp