Analysis Overview
SHA256
2c0b6e9da517e46f5f6ff794dce882f7d90e74323dfd08987a94faf31881f385
Threat Level: Known bad
The file rizzler123.exe was found to be: Known bad.
Malicious Activity Summary
Orcus family
Orcus
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
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 FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-28 23:11
Signatures
Orcus family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-28 23:11
Reported
2024-11-28 23:17
Platform
win7-20241010-en
Max time kernel
296s
Max time network
300s
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\Local\Temp\rizzler123.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\Roaming\Microsoft\Speech\AudioDriver.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\rizzler123.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 2496 wrote to memory of 2780 | N/A | C:\Users\Admin\AppData\Local\Temp\rizzler123.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 2496 wrote to memory of 2780 | N/A | C:\Users\Admin\AppData\Local\Temp\rizzler123.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 2496 wrote to memory of 2780 | N/A | C:\Users\Admin\AppData\Local\Temp\rizzler123.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 2496 wrote to memory of 2780 | N/A | C:\Users\Admin\AppData\Local\Temp\rizzler123.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\rizzler123.exe
"C:\Users\Admin\AppData\Local\Temp\rizzler123.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 | j-manufactured.gl.at.ply.gg | udp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
Files
memory/2496-0-0x0000000074DA1000-0x0000000074DA2000-memory.dmp
memory/2496-1-0x0000000074DA0000-0x000000007534B000-memory.dmp
memory/2496-2-0x0000000074DA0000-0x000000007534B000-memory.dmp
\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
| MD5 | 44656648138039b9c14643dadc0373a8 |
| SHA1 | f2ece89a49ab4ba8b2294157637c61624e45b00f |
| SHA256 | 2c0b6e9da517e46f5f6ff794dce882f7d90e74323dfd08987a94faf31881f385 |
| SHA512 | 75fd45754d543aab0a7f1082aaca4549c538379334b0ed7c58793a14550fe6bdb5228a4a58ae016927f37ffdfdca891c110fb8db725a80198d39ed06dc0a5da0 |
memory/2780-11-0x0000000074DA0000-0x000000007534B000-memory.dmp
memory/2496-13-0x0000000074DA0000-0x000000007534B000-memory.dmp
memory/2780-12-0x0000000074DA0000-0x000000007534B000-memory.dmp
memory/2780-14-0x0000000074DA0000-0x000000007534B000-memory.dmp
memory/2780-15-0x0000000074DA0000-0x000000007534B000-memory.dmp
memory/2780-16-0x0000000074DA0000-0x000000007534B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-28 23:11
Reported
2024-11-28 23:17
Platform
win10v2004-20241007-en
Max time kernel
298s
Max time network
301s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\rizzler123.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\rizzler123.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\rizzler123.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\rizzler123.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\rizzler123.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\rizzler123.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\rizzler123.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 4392 wrote to memory of 1652 | N/A | C:\Users\Admin\AppData\Local\Temp\rizzler123.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 4392 wrote to memory of 1652 | N/A | C:\Users\Admin\AppData\Local\Temp\rizzler123.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
| PID 4392 wrote to memory of 1652 | N/A | C:\Users\Admin\AppData\Local\Temp\rizzler123.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\rizzler123.exe
"C:\Users\Admin\AppData\Local\Temp\rizzler123.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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | j-manufactured.gl.at.ply.gg | udp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 24.221.185.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 154.141.79.40.in-addr.arpa | udp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
| US | 147.185.221.24:10919 | j-manufactured.gl.at.ply.gg | tcp |
Files
memory/4392-0-0x0000000074CC2000-0x0000000074CC3000-memory.dmp
memory/4392-1-0x0000000074CC0000-0x0000000075271000-memory.dmp
memory/4392-2-0x0000000074CC0000-0x0000000075271000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
| MD5 | 44656648138039b9c14643dadc0373a8 |
| SHA1 | f2ece89a49ab4ba8b2294157637c61624e45b00f |
| SHA256 | 2c0b6e9da517e46f5f6ff794dce882f7d90e74323dfd08987a94faf31881f385 |
| SHA512 | 75fd45754d543aab0a7f1082aaca4549c538379334b0ed7c58793a14550fe6bdb5228a4a58ae016927f37ffdfdca891c110fb8db725a80198d39ed06dc0a5da0 |
memory/1652-18-0x0000000074CC0000-0x0000000075271000-memory.dmp
memory/4392-20-0x0000000074CC0000-0x0000000075271000-memory.dmp
memory/1652-19-0x0000000074CC0000-0x0000000075271000-memory.dmp
memory/1652-21-0x0000000074CC0000-0x0000000075271000-memory.dmp