Analysis Overview
SHA256
07c40b80e0caeb0e0dbd4b9a324c63fa2984f0be8549f312a292dceeb6bb4e79
Threat Level: Likely malicious
The file BALD.WIN_Fortnite_External.exe was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Themida packer
Checks BIOS information in registry
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-10 07:50
Signatures
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-10 07:50
Reported
2024-06-10 07:55
Platform
win10v2004-20240508-en
Max time kernel
93s
Max time network
125s
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\BALD.WIN_Fortnite_External.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\BALD.WIN_Fortnite_External.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\BALD.WIN_Fortnite_External.exe | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\BALD.WIN_Fortnite_External.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\BALD.WIN_Fortnite_External.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\BALD.WIN_Fortnite_External.exe
"C:\Users\Admin\AppData\Local\Temp\BALD.WIN_Fortnite_External.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 203.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 233.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
memory/4500-0-0x00007FFA21850000-0x00007FFA21852000-memory.dmp
memory/4500-4-0x00007FF6D8A50000-0x00007FF6D972F000-memory.dmp
memory/4500-2-0x00007FF6D8A50000-0x00007FF6D972F000-memory.dmp
memory/4500-1-0x00007FF6D8A50000-0x00007FF6D972F000-memory.dmp
memory/4500-3-0x00007FF6D8A50000-0x00007FF6D972F000-memory.dmp
memory/4500-5-0x00007FF6D8A50000-0x00007FF6D972F000-memory.dmp
memory/4500-6-0x00007FF6D8A50000-0x00007FF6D972F000-memory.dmp
memory/4500-7-0x00007FF6D8A50000-0x00007FF6D972F000-memory.dmp
memory/4500-8-0x00007FF6D8A50000-0x00007FF6D972F000-memory.dmp