Analysis Overview
SHA256
d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a
Threat Level: Shows suspicious behavior
The file d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a 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
2024-05-08 22:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 22:50
Reported
2024-05-08 22:53
Platform
win10v2004-20240508-en
Max time kernel
142s
Max time network
122s
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\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe
"C:\Users\Admin\AppData\Local\Temp\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3904 -ip 3904
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3904 -s 704
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
memory/3904-0-0x0000000002240000-0x0000000002241000-memory.dmp
memory/3904-1-0x0000000002490000-0x0000000002510000-memory.dmp
memory/3904-2-0x0000000000400000-0x000000000046F000-memory.dmp
memory/3904-3-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/3904-4-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/3904-5-0x0000000002240000-0x0000000002241000-memory.dmp
memory/3904-8-0x0000000000400000-0x000000000046F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 22:50
Reported
2024-05-08 22:53
Platform
win11-20240508-en
Max time kernel
147s
Max time network
149s
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\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe
"C:\Users\Admin\AppData\Local\Temp\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4464 -ip 4464
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 780
Network
Files
memory/4464-0-0x00000000007E0000-0x00000000007E1000-memory.dmp
memory/4464-1-0x0000000002A30000-0x0000000002AB0000-memory.dmp
memory/4464-2-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4464-3-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/4464-4-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/4464-7-0x0000000000400000-0x000000000046F000-memory.dmp