Analysis

  • max time kernel
    165s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02-03-2024 20:26

General

  • Target

    TrashMalwares-main/MercuryXhoffle.exe

  • Size

    6.0MB

  • MD5

    f72d4ee1ff7439bda08ce89b606a6f08

  • SHA1

    40673463d8fe4ac1b53c5e35642e6a67fe252c41

  • SHA256

    15bd99bd0c7c8a7c5836e687db2d7eded6195491df7e5f04633e33e66ae8361c

  • SHA512

    c8b3b3ee73de22492e1455bc68405924861ff2814ff2bcf627df04712f33d30d3e63a3835f8b6b41bd254269e22c4da6d655fb718d6b4e97c9a2706ff8040976

  • SSDEEP

    98304:lgJZv2O7hzxNA5P7Mb5mXHMDU+WDwL0ubziP7Us8F2m5rylw/ViFkfGOzNL3kz3f:OJ92OH6Zwb58wU+WDFFu2XlwXGKNLEjr

Malware Config

Signatures

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 29 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TrashMalwares-main\MercuryXhoffle.exe
    "C:\Users\Admin\AppData\Local\Temp\TrashMalwares-main\MercuryXhoffle.exe"
    1⤵
    • Disables RegEdit via registry modification
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2564
    • C:\Users\Admin\AppData\Local\Temp\bootrec.exe
      "C:\Users\Admin\AppData\Local\Temp\bootrec.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of WriteProcessMemory
      PID:2168
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /Create /TN "Windows Update" /ru SYSTEM /SC ONSTART /TR "C:\Users\Admin\AppData\Local\Temp\bootrec.exe"
        3⤵
        • Creates scheduled task(s)
        PID:2464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\bootrec.exe

    Filesize

    167KB

    MD5

    f14b989516f256db1befee3dee508f55

    SHA1

    fbd2c6b1d783debb9a69c5766d3672138e24e127

    SHA256

    c88dbbd0002395beaeaef3f855790abef3430d76307953825745339bdc1f9388

    SHA512

    bfa84b7837d3bcda55571710289092af7e6cb7ee48b21a2a032d24b495ddbe9259c07eeceb58fb2a5ac4482e2b120259fe5b95162eb632228c86516f41bf035e

  • memory/2168-11-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2564-20-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-12-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2564-22-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-1-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-23-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-13-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-14-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-15-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-16-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-17-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-18-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-24-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-0-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2564-21-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-2-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2564-3-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-19-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-25-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-26-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-27-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-28-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-29-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-30-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-31-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-32-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-33-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-34-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-35-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB

  • memory/2564-36-0x0000000002520000-0x00000000025A0000-memory.dmp

    Filesize

    512KB