Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/07/2026, 19:42

General

  • Target
    a25c856406c70957c1b4fe79bd89e5302e182821ce323bd4005191a4fbc07289.exe
  • Size 6.4MB
  • Sample260730-ye3dmaef83
  • SHA256 a25c856406c70957c1b4fe79bd89e5302e182821ce323bd4005191a4fbc07289
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Executes dropped EXE 2 IoCs
  • VMProtect packed file 4 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Drops file in System32 directory 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 18 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a25c856406c70957c1b4fe79bd89e5302e182821ce323bd4005191a4fbc07289.exe
    "C:\Users\Admin\AppData\Local\Temp\a25c856406c70957c1b4fe79bd89e5302e182821ce323bd4005191a4fbc07289.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4520
  • C:\Windows\system32\drivers\Acx0100064.sys
    C:\Windows\system32\drivers\Acx0100064.sys
    1⤵
    • Executes dropped EXE
    PID:3488
  • C:\Windows\system32\VMDisk_d64.sys
    C:\Windows\system32\VMDisk_d64.sys
    1⤵
    • Executes dropped EXE
    PID:3288

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Acx0100064.sys

        • Path C:\Windows\System32\drivers\Acx0100064.sys
        • Size 214KB
        • SHA256 6514eb5f3e3ea445cf0c804a85e4a7d686a9a798990450bbb75d24daa838b9c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3488-19-0x0000000000010000-0x0000000000072000-memory.dmp

        memory/4520-1-0x00000000004A5000-0x00000000004A6000-memory.dmp

        memory/4520-0-0x0000000000400000-0x0000000000A17000-memory.dmp

        memory/4520-4-0x0000000010000000-0x0000000010071000-memory.dmp

        memory/4520-7-0x0000000000400000-0x0000000000A17000-memory.dmp

        memory/4520-2-0x0000000010000000-0x0000000010071000-memory.dmp

        memory/4520-21-0x0000000000400000-0x0000000000A17000-memory.dmp

        memory/4520-22-0x0000000000400000-0x0000000000A17000-memory.dmp

        memory/4520-24-0x0000000000400000-0x0000000000A17000-memory.dmp

        memory/4520-27-0x0000000000400000-0x0000000000A17000-memory.dmp