Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/10/2026, 06:59

General

  • Target
    1608e28c70278b76c2f0dd850933e5ce8886c98a6d733df0f40f98a94828abf2.exe
  • Size 3.0MB
  • Sample261011-hr2pvsdf29
  • SHA256 1608e28c70278b76c2f0dd850933e5ce8886c98a6d733df0f40f98a94828abf2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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 Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1608e28c70278b76c2f0dd850933e5ce8886c98a6d733df0f40f98a94828abf2.exe
    "C:\Users\Admin\AppData\Local\Temp\1608e28c70278b76c2f0dd850933e5ce8886c98a6d733df0f40f98a94828abf2.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5984
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a67DD.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4804
      • C:\Users\Admin\AppData\Local\Temp\1608e28c70278b76c2f0dd850933e5ce8886c98a6d733df0f40f98a94828abf2.exe
        "C:\Users\Admin\AppData\Local\Temp\1608e28c70278b76c2f0dd850933e5ce8886c98a6d733df0f40f98a94828abf2.exe"
        3⤵
        • Executes dropped EXE
        • Writes to the Master Boot Record (MBR)
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4992
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4816
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1592
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4912

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdate.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdate.exe
        • Size 236KB
        • SHA256 926030e655551a4563a3d7dd0758407e260dabc49546089479d291e2732fee7c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VC_redist.x64.exe

        • Path C:\ProgramData\Package Cache\{57a73df6-4ba9-4c1d-bbbb-517289ff6c13}\VC_redist.x64.exe
        • Size 660KB
        • SHA256 1f5273390ccaab3a0cf6930b6413e8e67a5069ac8fbbc8b9b85edb7b679ce1f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a67DD.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a67DD.bat
        • Size 722B
        • SHA256 e0861aaeb741c54486d2c0da77c1d45ae2d53632be99a65ff99a60f4e773d40e
        • MD5 SHA1 SHA512 TLSH

        1608e28c70278b76c2f0dd850933e5ce8886c98a6d733df0f40f98a94828abf2.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1608e28c70278b76c2f0dd850933e5ce8886c98a6d733df0f40f98a94828abf2.exe.exe
        • Size 3.0MB
        • SHA256 cf927b7613b9938ca8dda62b9afea4b55a126659217cf37dddc4f014e726f0d7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundl132.exe

        • Path C:\Windows\rundl132.exe
        • Size 26KB
        • SHA256 ad1cb4560eff5d58e919edeb0fe85e4a477bc8930c5f0d51d121192ef40a0ac1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\_desktop.ini
        • Size 10B
        • SHA256 6f32c14d8a0712d435829019df23525a5b62bb2ca9b24874a6316ec374b3d04c
        • MD5 SHA1 SHA512

        memory/4816-22-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4816-29-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4816-35-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4816-39-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4816-1294-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4816-5083-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4816-11-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4816-5600-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4992-20-0x000000006E980000-0x000000006E990000-memory.dmp

        memory/5984-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5984-10-0x0000000000400000-0x0000000000434000-memory.dmp