Analysis Overview
SHA256
bcd658522045492bd070705cfc6cd0cc089cf420956fa8cdd3a196be29e25574
Threat Level: Likely malicious
The file UA.exe was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks BIOS information in registry
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in System32 directory
Drops file in Windows directory
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-17 14:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-17 14:28
Reported
2024-11-17 14:28
Platform
win7-20240903-en
Max time kernel
15s
Max time network
18s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2879} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2859} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2869} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\IME\IMETC\{69CD1F2D-DF68-4E23-9108-1B70783F2879} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2899} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2444} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\schemas\Provisioning\{69CD1F2D-DF68-4E23-9108-UPDATE} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\schemas\Provisioning\{69CD1F2D-DF68-4E23-9108-1B70783F2893} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\schemas\Provisioning\{69CD1F2D-DF68-4E23-9108-1B70783F2892} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\schemas\Provisioning\{69CD1F2D-DF68-4E23-9108-1B70783F2859} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\UA.exe
"C:\Users\Admin\AppData\Local\Temp\UA.exe"
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
Network
Files
memory/2364-0-0x0000000140000000-0x0000000142962000-memory.dmp
memory/2364-1-0x0000000077CB0000-0x0000000077CB2000-memory.dmp
memory/2364-2-0x0000000140000000-0x0000000142962000-memory.dmp
memory/2364-4-0x0000000140000000-0x0000000142962000-memory.dmp
memory/2364-3-0x0000000140000000-0x0000000142962000-memory.dmp
memory/2364-6-0x0000000140000000-0x0000000142962000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-17 14:28
Reported
2024-11-17 14:30
Platform
win10v2004-20241007-en
Max time kernel
106s
Max time network
112s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2879} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2859} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2869} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\IME\IMETC\{69CD1F2D-DF68-4E23-9108-1B70783F2879} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2899} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\System32\config\RegBack\{69CD1F2D-DF68-4E23-9108-1B70783F2444} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\schemas\Provisioning\{69CD1F2D-DF68-4E23-9108-1B70783F2859} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\schemas\Provisioning\{69CD1F2D-DF68-4E23-9108-UPDATE} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\schemas\Provisioning\{69CD1F2D-DF68-4E23-9108-1B70783F2893} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
| File opened for modification | C:\Windows\schemas\Provisioning\{69CD1F2D-DF68-4E23-9108-1B70783F2892} | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\UA.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\UA.exe
"C:\Users\Admin\AppData\Local\Temp\UA.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 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
Files
memory/3016-0-0x0000000140000000-0x0000000142962000-memory.dmp
memory/3016-1-0x00007FF874470000-0x00007FF874472000-memory.dmp
memory/3016-2-0x0000000140000000-0x0000000142962000-memory.dmp
memory/3016-3-0x0000000140000000-0x0000000142962000-memory.dmp
memory/3016-4-0x0000000140000000-0x0000000142962000-memory.dmp
memory/3016-6-0x0000000140000000-0x0000000142962000-memory.dmp