Analysis

  • max time kernel
    149s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    26/04/2026, 08:42

General

  • Target
    ee391bb3fb62b1dd16a7d82c132c3fed8e2ea5464a52e7a160f65870193d8a7b.exe
  • Size 3.7MB
  • Sample260426-kmcahsbx21
  • SHA256 ee391bb3fb62b1dd16a7d82c132c3fed8e2ea5464a52e7a160f65870193d8a7b
  • MD5 SHA1 SHA512 SSDEEP TLSH

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.

  • Themida packer 5 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee391bb3fb62b1dd16a7d82c132c3fed8e2ea5464a52e7a160f65870193d8a7b.exe
    "C:\Users\Admin\AppData\Local\Temp\ee391bb3fb62b1dd16a7d82c132c3fed8e2ea5464a52e7a160f65870193d8a7b.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
    • Suspicious use of WriteProcessMemory
    PID:4636
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c pause
      2⤵
        PID:5360

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/4636-0-0x0000000140000000-0x00000001409B4000-memory.dmp

          memory/4636-2-0x0000000140000000-0x00000001409B4000-memory.dmp

          memory/4636-3-0x0000000140000000-0x00000001409B4000-memory.dmp

          memory/4636-1-0x0000000140000000-0x00000001409B4000-memory.dmp

          memory/4636-4-0x0000000140000000-0x00000001409B4000-memory.dmp