Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/09/2026, 00:53

General

  • Target
    d4c784d23392e77674c87ae9d99cd35af56189e7d218be73035b334e5d625e92.exe
  • Size 583KB
  • Sample260908-a8mchaxtes
  • SHA256 d4c784d23392e77674c87ae9d99cd35af56189e7d218be73035b334e5d625e92
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

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.

  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 5 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 20 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d4c784d23392e77674c87ae9d99cd35af56189e7d218be73035b334e5d625e92.exe
    "C:\Users\Admin\AppData\Local\Temp\d4c784d23392e77674c87ae9d99cd35af56189e7d218be73035b334e5d625e92.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1628
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a1505.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5004
      • C:\Users\Admin\AppData\Local\Temp\d4c784d23392e77674c87ae9d99cd35af56189e7d218be73035b334e5d625e92.exe
        "C:\Users\Admin\AppData\Local\Temp\d4c784d23392e77674c87ae9d99cd35af56189e7d218be73035b334e5d625e92.exe"
        3⤵
        • Executes dropped EXE
        PID:1420
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5408
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4080
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4212

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe
        • Size 124KB
        • SHA256 812d8c63a4f223ddbc6768e92321acf8616855dac6b145efef4b029861cb3b84
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 481KB
        • SHA256 4e0e8265303111056f270a4544c0af9ba033c1f9f8637f2096eda55339a78664
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a1505.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a1505.bat
        • Size 722B
        • SHA256 e44d71705fa80b95badcaf559b9542e98da210978d97f103a34a0257eded89db
        • MD5 SHA1 SHA512 TLSH

        d4c784d23392e77674c87ae9d99cd35af56189e7d218be73035b334e5d625e92.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\d4c784d23392e77674c87ae9d99cd35af56189e7d218be73035b334e5d625e92.exe.exe
        • Size 557KB
        • SHA256 956314ce4abf95cb91ff32bca737a615dc38bcb1fb349a96e4e4fa5fd64252ca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 26KB
        • SHA256 fc9bf4cc9ec5284b8cab8ddab6a4f2d0ee67ae77a3c0179cd29c10c9e83289cf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-3989226554-2204910950-1522900112-1000\_desktop.ini
        • Size 8B
        • SHA256 9179d04e2c73a3f2dc2b81dbc27ec1eb04d5ff033e13e36d2437bb8396aaf876
        • MD5 SHA1 SHA512

        memory/1420-28-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

        memory/1420-22-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

        memory/1420-23-0x000002D3B05D0000-0x000002D3B065E000-memory.dmp

        memory/1420-21-0x00007FF8E343F000-0x00007FF8E3440000-memory.dmp

        memory/1628-15-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/1628-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-41-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-35-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-45-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-177-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-1252-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-11-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-5049-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-26-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/5408-5522-0x0000000000400000-0x0000000000434000-memory.dmp