Analysis
- max time kernel
149s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
04/03/2026, 07:34
General
- Target example_protected.exe
- Size 1.8MB
- Sample260304-jef33af12x
- SHA256 4fb151010a77003ee52af0b25a3c609717c143294497752a8c59093e53bd68e8
Malware Config
Signatures
- Detect Xworm Payload 4 IoCs
- Xworm
Xworm is a remote access trojan written in C#.
- Xworm family
- 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.
- Themida packer 7 IoCs
Detects Themida, an advanced Windows software protection system.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\example_protected.exe"C:\Users\Admin\AppData\Local\Temp\example_protected.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/1876-0-0x0000000000400000-0x00000000008D8000-memory.dmp
memory/1876-1-0x0000000000400000-0x00000000008D8000-memory.dmp
memory/1876-2-0x0000000000400000-0x00000000008D8000-memory.dmp
memory/1876-3-0x0000000000400000-0x00000000008D8000-memory.dmp
memory/1876-4-0x0000000000400000-0x00000000008D8000-memory.dmp
memory/1876-6-0x0000000000FA0000-0x000000000101B000-memory.dmp
memory/1876-5-0x0000000000400000-0x00000000008D8000-memory.dmp
memory/1876-7-0x0000000000400000-0x00000000008D8000-memory.dmp