Analysis Overview
SHA256
911e3e95efddbae9d1c2f4b04027567c76823116755097b5868b7241c7e30cbc
Threat Level: Known bad
The file Orcus.Administration.exe was found to be: Known bad.
Malicious Activity Summary
Orcurs Rat Executable
Orcus family
Orcus
Orcurs Rat Executable
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
2024-11-28 20:54
Signatures
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Orcus family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-28 20:54
Reported
2024-11-28 20:59
Platform
win7-20241010-en
Max time kernel
118s
Max time network
124s
Command Line
Signatures
Orcus
Orcus family
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.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\Orcus.Administration.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2776 wrote to memory of 2892 | N/A | C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2776 wrote to memory of 2892 | N/A | C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2776 wrote to memory of 2892 | N/A | C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2776 wrote to memory of 2892 | N/A | C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe
"C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 552
Network
Files
memory/2776-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp
memory/2776-1-0x00000000013D0000-0x000000000240E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-28 20:54
Reported
2024-11-28 20:59
Platform
win10v2004-20241007-en
Max time kernel
157s
Max time network
204s
Command Line
Signatures
Orcus
Orcus family
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.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\Orcus.Administration.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe
"C:\Users\Admin\AppData\Local\Temp\Orcus.Administration.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1968 -ip 1968
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 816
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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.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 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 170.117.168.52.in-addr.arpa | udp |
Files
memory/1968-0-0x0000000074E0E000-0x0000000074E0F000-memory.dmp
memory/1968-1-0x0000000000710000-0x000000000174E000-memory.dmp