Analysis
- max time kernel
148s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
12/06/2024, 05:10
General
- Target b4f3f240eff79f2ac448bc2e83f0338dcc63637a97811542d8302edb9e0a6602.exe
- Size 6.9MB
- Sample240612-ft3nts1grb
- SHA256 b4f3f240eff79f2ac448bc2e83f0338dcc63637a97811542d8302edb9e0a6602
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\b4f3f240eff79f2ac448bc2e83f0338dcc63637a97811542d8302edb9e0a6602.exe"C:\Users\Admin\AppData\Local\Temp\b4f3f240eff79f2ac448bc2e83f0338dcc63637a97811542d8302edb9e0a6602.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1780-0-0x0000000000400000-0x0000000001021000-memory.dmp
memory/1780-1-0x0000000077B94000-0x0000000077B96000-memory.dmp
memory/1780-3-0x0000000000401000-0x00000000005A2000-memory.dmp
memory/1780-5-0x0000000005A10000-0x0000000005ABA000-memory.dmp
memory/1780-16-0x0000000005940000-0x0000000005980000-memory.dmp
memory/1780-17-0x0000000000400000-0x0000000001021000-memory.dmp
memory/1780-12-0x0000000005940000-0x0000000005980000-memory.dmp
memory/1780-11-0x0000000005940000-0x0000000005980000-memory.dmp
memory/1780-4-0x0000000005A10000-0x0000000005ABA000-memory.dmp
memory/1780-18-0x0000000000400000-0x0000000001021000-memory.dmp
memory/1780-19-0x0000000000400000-0x0000000001021000-memory.dmp
memory/1780-20-0x0000000000400000-0x0000000001021000-memory.dmp
memory/1780-21-0x0000000000400000-0x0000000001021000-memory.dmp
memory/1780-22-0x0000000000400000-0x0000000001021000-memory.dmp