Analysis Overview
SHA256
128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653
Threat Level: Known bad
The file 128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653 was found to be: Known bad.
Malicious Activity Summary
Blackguard family
BlackGuard
Program crash
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-07 01:38
Signatures
Blackguard family
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-07 01:38
Reported
2024-11-07 01:40
Platform
win7-20240903-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
BlackGuard
Blackguard family
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1732 wrote to memory of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1732 wrote to memory of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1732 wrote to memory of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1732 wrote to memory of 1692 | N/A | C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe
"C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1732 -s 524
Network
Files
memory/1732-0-0x00000000740FE000-0x00000000740FF000-memory.dmp
memory/1732-1-0x0000000000F40000-0x00000000010A2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-07 01:38
Reported
2024-11-07 01:40
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
137s
Command Line
Signatures
BlackGuard
Blackguard family
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe
"C:\Users\Admin\AppData\Local\Temp\128f2e4e70d354c602da6b2f8db24247dee91545c5ec73c82711a4b3f5342653.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3888 -ip 3888
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3888 -s 804
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/3888-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp
memory/3888-1-0x0000000000FF0000-0x0000000001152000-memory.dmp