Analysis Overview
SHA256
50c34fc34fcff8fc7de270a93320c8c1c96167155aff7529a604a81d0f080223
Threat Level: Known bad
The file idk.exe was found to be: Known bad.
Malicious Activity Summary
Orcus
Orcus family
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Suspicious use of SendNotifyMessage
Suspicious use of AdjustPrivilegeToken
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-12 12:25
Signatures
Orcus family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-12 12:25
Reported
2025-01-12 12:28
Platform
win11-20241007-en
Max time kernel
147s
Max time network
152s
Command Line
Signatures
Orcus
Orcus family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Enumerates physical storage devices
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\idk.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Gathers network information
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\idk.exe
"C:\Users\Admin\AppData\Local\Temp\idk.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd.exe"
C:\Windows\SysWOW64\ipconfig.exe
ipconfig
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | across-entitled.gl.at.ply.gg | udp |
| US | 147.185.221.25:7354 | across-entitled.gl.at.ply.gg | tcp |
| US | 147.185.221.25:7354 | across-entitled.gl.at.ply.gg | tcp |
| US | 147.185.221.25:7354 | across-entitled.gl.at.ply.gg | tcp |
| US | 147.185.221.25:7354 | across-entitled.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/4736-0-0x00000000749EE000-0x00000000749EF000-memory.dmp
memory/4736-1-0x0000000000380000-0x0000000000458000-memory.dmp
memory/4736-2-0x0000000004E70000-0x0000000004E7A000-memory.dmp
memory/4736-3-0x00000000749E0000-0x0000000075191000-memory.dmp
memory/4736-4-0x00000000056A0000-0x0000000005C46000-memory.dmp
memory/4736-5-0x0000000005390000-0x0000000005422000-memory.dmp
memory/4736-6-0x00000000052F0000-0x000000000533C000-memory.dmp
memory/4736-9-0x0000000005430000-0x000000000547E000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
| MD5 | 51e0dac05c7e96486c7c4ca4ad98a665 |
| SHA1 | 10c736c618e3a17bc792ac24020edefbca83d2b5 |
| SHA256 | 50c34fc34fcff8fc7de270a93320c8c1c96167155aff7529a604a81d0f080223 |
| SHA512 | 9fac8de9c5c3131ce117e1f3ab3bb5d911f187157a171cc67d3d3793593bedd06ca52ad4ea925fc4b03e2a0b8aa79d137861e2ad4cb677423449f047c2e72293 |
memory/4780-21-0x00000000749E0000-0x0000000075191000-memory.dmp
memory/4736-22-0x00000000749E0000-0x0000000075191000-memory.dmp
memory/4780-23-0x00000000749E0000-0x0000000075191000-memory.dmp
memory/4780-24-0x0000000006690000-0x0000000006852000-memory.dmp
memory/4780-25-0x0000000005EA0000-0x0000000005EB0000-memory.dmp
memory/4780-26-0x0000000006BC0000-0x0000000006BCA000-memory.dmp
memory/4780-27-0x00000000749E0000-0x0000000075191000-memory.dmp
memory/4780-30-0x0000000006640000-0x000000000664C000-memory.dmp
memory/4780-31-0x00000000071E0000-0x0000000007246000-memory.dmp
memory/4780-32-0x0000000007CD0000-0x00000000082E8000-memory.dmp
memory/4780-33-0x0000000007250000-0x0000000007262000-memory.dmp
memory/4780-34-0x00000000076F0000-0x000000000772C000-memory.dmp
memory/4780-35-0x0000000007730000-0x000000000777C000-memory.dmp
memory/4780-36-0x00000000078C0000-0x00000000079CA000-memory.dmp
memory/4780-37-0x0000000008820000-0x0000000008D4C000-memory.dmp
memory/4780-40-0x0000000005E10000-0x0000000005E6E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\opus.dll
| MD5 | 1fc04b8bb4896745163df806695ee193 |
| SHA1 | 39174ce2fca9a3e86bb7a5686037bc42f2572de1 |
| SHA256 | 3f2b2fd440fdd84288dadfc63e37a4bc7ea0aae26889ab0d4a5ef6148f44ce14 |
| SHA512 | 3ff18bdd364f27e54ffbf2d1af53e3500ec57e7e8fa14185f7fb1ef6639d69ac6253543b9e2155ade45ca5bcd567e94334f1ee7ad0a7ff28194168dc49883261 |
memory/4780-46-0x0000000008430000-0x00000000084B4000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2025-01-12 12:25
Reported
2025-01-12 12:28
Platform
win10ltsc2021-20241211-en
Max time kernel
101s
Max time network
102s
Command Line
Signatures
Orcus
Orcus family
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3506525125-3566313221-3651816328-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\idk.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Enumerates physical storage devices
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\idk.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2168 wrote to memory of 1156 | N/A | C:\Users\Admin\AppData\Local\Temp\idk.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 2168 wrote to memory of 1156 | N/A | C:\Users\Admin\AppData\Local\Temp\idk.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 2168 wrote to memory of 1156 | N/A | C:\Users\Admin\AppData\Local\Temp\idk.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\idk.exe
"C:\Users\Admin\AppData\Local\Temp\idk.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | across-entitled.gl.at.ply.gg | udp |
| US | 147.185.221.25:7354 | across-entitled.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.221.185.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 147.185.221.25:7354 | across-entitled.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 25.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/2168-0-0x0000000074D1E000-0x0000000074D1F000-memory.dmp
memory/2168-1-0x00000000009B0000-0x0000000000A88000-memory.dmp
memory/2168-2-0x0000000005420000-0x000000000542A000-memory.dmp
memory/2168-3-0x0000000074D10000-0x00000000754C1000-memory.dmp
memory/2168-4-0x0000000005BC0000-0x0000000006166000-memory.dmp
memory/2168-5-0x0000000005A30000-0x0000000005AC2000-memory.dmp
memory/2168-6-0x0000000005990000-0x00000000059DC000-memory.dmp
memory/2168-7-0x0000000005AD0000-0x0000000005B1E000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
| MD5 | 51e0dac05c7e96486c7c4ca4ad98a665 |
| SHA1 | 10c736c618e3a17bc792ac24020edefbca83d2b5 |
| SHA256 | 50c34fc34fcff8fc7de270a93320c8c1c96167155aff7529a604a81d0f080223 |
| SHA512 | 9fac8de9c5c3131ce117e1f3ab3bb5d911f187157a171cc67d3d3793593bedd06ca52ad4ea925fc4b03e2a0b8aa79d137861e2ad4cb677423449f047c2e72293 |
memory/1156-11-0x0000000074D10000-0x00000000754C1000-memory.dmp
memory/2168-10-0x0000000074D10000-0x00000000754C1000-memory.dmp
memory/1156-12-0x0000000074D10000-0x00000000754C1000-memory.dmp
memory/1156-13-0x0000000005DD0000-0x0000000005F92000-memory.dmp
memory/1156-14-0x0000000005630000-0x0000000005640000-memory.dmp
memory/1156-15-0x0000000006FE0000-0x0000000006FEA000-memory.dmp
memory/1156-16-0x0000000074D10000-0x00000000754C1000-memory.dmp