Analysis Overview
SHA256
fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8
Threat Level: Known bad
The file fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8 was found to be: Known bad.
Malicious Activity Summary
Detects HZRAT backdoor
Hzrat family
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-03 03:42
Signatures
Detects HZRAT backdoor
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Hzrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-03 03:42
Reported
2024-09-03 03:44
Platform
win10v2004-20240802-en
Max time kernel
125s
Max time network
127s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.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\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe
"C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4692 -ip 4692
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 232
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4448,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:8
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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.173.189.20.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-03 03:42
Reported
2024-09-03 03:44
Platform
win7-20240704-en
Max time kernel
15s
Max time network
19s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.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\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2592 wrote to memory of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2592 wrote to memory of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2592 wrote to memory of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2592 wrote to memory of 1732 | N/A | C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe
"C:\Users\Admin\AppData\Local\Temp\fcd26c347d44865d2d8cb328b5257f8873e0802ffc6f92d95f18a31c8a09add8.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2592 -s 52