Analysis

  • user interaction
    yes
  • max time kernel
    62s
  • max time network
    64s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    26/08/2026, 17:53

General

  • Target
    Main.exe
  • Size 7.2MB
  • Sample260826-wgnl5stdkh
  • SHA256 7f23564e8627c3ec63503e73215600eb0104f5a7c7633c9a0aa32d29e2ba9e8d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • .NET Reactor proctector 2 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • 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.

  • SmartAssembly .NET packer 2 IoCs

    Detects SmartAssembly .NET packer.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Main.exe
    "C:\Users\Admin\AppData\Local\Temp\Main.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1292

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/1292-0-0x00000000006E0000-0x0000000001A62000-memory.dmp

        memory/1292-1-0x00000000006E0000-0x0000000001A62000-memory.dmp

        memory/1292-2-0x00000000006E0000-0x0000000001A62000-memory.dmp

        memory/1292-3-0x0000000009530000-0x0000000009AD4000-memory.dmp

        memory/1292-4-0x0000000008CB0000-0x0000000008D42000-memory.dmp

        memory/1292-7-0x00000000006E0000-0x0000000001A62000-memory.dmp