Analysis Overview
SHA256
5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b
Threat Level: Shows suspicious behavior
The file 5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b was found to be: Shows suspicious behavior.
Malicious Activity Summary
Writes to the Master Boot Record (MBR)
Unsigned PE
Program crash
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-09 00:52
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-09 00:52
Reported
2024-05-09 00:54
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
152s
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\5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b.exe
"C:\Users\Admin\AppData\Local\Temp\5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 868 -ip 868
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 868 -s 692
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 |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.173.189.20.in-addr.arpa | udp |
Files
memory/868-0-0x0000000002280000-0x0000000002281000-memory.dmp
memory/868-1-0x0000000002990000-0x0000000002A10000-memory.dmp
memory/868-2-0x0000000000400000-0x000000000046F000-memory.dmp
memory/868-3-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/868-4-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/868-6-0x0000000002280000-0x0000000002281000-memory.dmp
memory/868-8-0x0000000000400000-0x000000000046F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-09 00:52
Reported
2024-05-09 00:54
Platform
win11-20240508-en
Max time kernel
149s
Max time network
101s
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\5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b.exe
"C:\Users\Admin\AppData\Local\Temp\5ff87c3d25e5811e6f12a395ece0c11723545515b00019a0c9a300068152f80b.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2620 -ip 2620
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 712
Network
| Country | Destination | Domain | Proto |
| US | 52.111.229.43:443 | tcp |
Files
memory/2620-0-0x0000000002350000-0x0000000002351000-memory.dmp
memory/2620-1-0x00000000028A0000-0x0000000002920000-memory.dmp
memory/2620-2-0x0000000000400000-0x000000000046F000-memory.dmp
memory/2620-3-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/2620-4-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/2620-7-0x0000000000400000-0x000000000046F000-memory.dmp