Analysis Overview
SHA256
3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf
Threat Level: Shows suspicious behavior
The file 3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf 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 21:40
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 21:40
Reported
2024-05-08 21:43
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
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\3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf.exe
"C:\Users\Admin\AppData\Local\Temp\3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4976 -ip 4976
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 688
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 | 23.62.61.147:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 52.111.229.43:443 | tcp | |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.65.42.20.in-addr.arpa | udp |
Files
memory/4976-0-0x0000000002280000-0x0000000002281000-memory.dmp
memory/4976-1-0x00000000028E0000-0x0000000002960000-memory.dmp
memory/4976-2-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4976-3-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/4976-4-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/4976-5-0x0000000002280000-0x0000000002281000-memory.dmp
memory/4976-8-0x0000000000400000-0x000000000046F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 21:40
Reported
2024-05-08 21:43
Platform
win11-20240508-en
Max time kernel
144s
Max time network
99s
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\3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf.exe
"C:\Users\Admin\AppData\Local\Temp\3d86aef3caf2a26780619074a88c65088337c797194909a4e976b9eb800f27bf.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4952 -ip 4952
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 712
Network
| Country | Destination | Domain | Proto |
| US | 52.111.227.14:443 | tcp | |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/4952-0-0x0000000002230000-0x0000000002231000-memory.dmp
memory/4952-1-0x0000000002880000-0x0000000002900000-memory.dmp
memory/4952-2-0x0000000000400000-0x000000000046F000-memory.dmp
memory/4952-3-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/4952-4-0x0000000000400000-0x00000000004EE000-memory.dmp
memory/4952-7-0x0000000000400000-0x000000000046F000-memory.dmp