Analysis Overview
SHA256
e678ff4a92b44050d4f7cac84306913c2a6972ab0a3d9f599ecdc3fbcc2d04ee
Threat Level: Known bad
The file resemble.exe was found to be: Known bad.
Malicious Activity Summary
Orcus family
Orcus
Executes dropped EXE
Checks computer location settings
Drops desktop.ini file(s)
Drops file in Windows directory
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-12 03:14
Signatures
Orcus family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-01-12 03:14
Reported
2025-01-12 03:17
Platform
win10ltsc2021-20241211-en
Max time kernel
129s
Max time network
141s
Command Line
Signatures
Orcus
Orcus family
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2366345620-3342093254-3461191856-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\resemble.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 |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\resemble.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\resemble.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\resemble.exe | N/A |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\resemble.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\resemble.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\resemble.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
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 4868 wrote to memory of 1924 | N/A | C:\Users\Admin\AppData\Local\Temp\resemble.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 4868 wrote to memory of 1924 | N/A | C:\Users\Admin\AppData\Local\Temp\resemble.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 4868 wrote to memory of 1924 | N/A | C:\Users\Admin\AppData\Local\Temp\resemble.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\resemble.exe
"C:\Users\Admin\AppData\Local\Temp\resemble.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 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.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 | 25.221.185.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 147.185.221.25:7354 | across-entitled.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | 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 | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 147.185.221.25:7354 | across-entitled.gl.at.ply.gg | tcp |
Files
memory/4868-0-0x00000000750C2000-0x00000000750C3000-memory.dmp
memory/4868-1-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/4868-2-0x00000000750C0000-0x0000000075671000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
| MD5 | 5e36a1e6ce8f02b3665f095a581102be |
| SHA1 | 68b6f9c3a1d9261c63d601a623429373cbf2375c |
| SHA256 | e678ff4a92b44050d4f7cac84306913c2a6972ab0a3d9f599ecdc3fbcc2d04ee |
| SHA512 | 3f828591125f7596a63b8e0d9497082f79e632cfb69f3a07964ae4510ff41e1dca68794d0679047b545cfe13d360493e07169ad622e4257d4b051a9b736c5fe1 |
memory/4868-7-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1924-8-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1924-9-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1924-10-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1924-11-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1924-12-0x00000000750C0000-0x0000000075671000-memory.dmp
memory/1924-13-0x00000000750C0000-0x0000000075671000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-12 03:14
Reported
2025-01-12 03:17
Platform
win11-20241023-en
Max time kernel
146s
Max time network
152s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\resemble.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\resemble.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\resemble.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\resemble.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\resemble.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\resemble.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
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 1584 wrote to memory of 4824 | N/A | C:\Users\Admin\AppData\Local\Temp\resemble.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 1584 wrote to memory of 4824 | N/A | C:\Users\Admin\AppData\Local\Temp\resemble.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 1584 wrote to memory of 4824 | N/A | C:\Users\Admin\AppData\Local\Temp\resemble.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\resemble.exe
"C:\Users\Admin\AppData\Local\Temp\resemble.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 | 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 | 8.8.8.8.in-addr.arpa | 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 |
Files
memory/1584-0-0x0000000075231000-0x0000000075232000-memory.dmp
memory/1584-1-0x0000000075230000-0x00000000757E1000-memory.dmp
memory/1584-2-0x0000000075230000-0x00000000757E1000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
| MD5 | 5e36a1e6ce8f02b3665f095a581102be |
| SHA1 | 68b6f9c3a1d9261c63d601a623429373cbf2375c |
| SHA256 | e678ff4a92b44050d4f7cac84306913c2a6972ab0a3d9f599ecdc3fbcc2d04ee |
| SHA512 | 3f828591125f7596a63b8e0d9497082f79e632cfb69f3a07964ae4510ff41e1dca68794d0679047b545cfe13d360493e07169ad622e4257d4b051a9b736c5fe1 |
memory/1584-19-0x0000000075230000-0x00000000757E1000-memory.dmp
memory/4824-18-0x0000000075230000-0x00000000757E1000-memory.dmp
memory/4824-20-0x0000000075230000-0x00000000757E1000-memory.dmp
memory/4824-21-0x0000000075230000-0x00000000757E1000-memory.dmp
memory/4824-22-0x0000000075230000-0x00000000757E1000-memory.dmp
memory/4824-23-0x0000000075230000-0x00000000757E1000-memory.dmp