Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/10/2026, 21:34

General

  • Target
    24a0690c7787c7758c66a4996daabf8239959f233e25c9134d009964f12a7f8d.exe
  • Size 2.2MB
  • Sample261003-1etslaff73
  • SHA256 24a0690c7787c7758c66a4996daabf8239959f233e25c9134d009964f12a7f8d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 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.

  • Drops file in Windows 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24a0690c7787c7758c66a4996daabf8239959f233e25c9134d009964f12a7f8d.exe
    "C:\Users\Admin\AppData\Local\Temp\24a0690c7787c7758c66a4996daabf8239959f233e25c9134d009964f12a7f8d.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3828
  • C:\Windows\PciCheck.sys
    C:\Windows\PciCheck.sys
    1⤵
    • Executes dropped EXE
    PID:620

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        PciCheck.sys

        • Path C:\Windows\PciCheck.sys
        • Size 38KB
        • SHA256 0f9dd8ccbda34a07b7cb7bdd1f3a5b855cf746f6f400f554fea9c21e8aae2743
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/620-7-0x0000000000010000-0x000000000001D000-memory.dmp

        memory/3828-0-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

        memory/3828-1-0x00000000047B0000-0x00000000047B1000-memory.dmp

        memory/3828-9-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

        memory/3828-11-0x00000000047B0000-0x00000000047B1000-memory.dmp

        memory/3828-10-0x0000000000400000-0x00000000008FE000-memory.dmp

        memory/3828-19-0x0000000000400000-0x00000000008FE000-memory.dmp