Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/08/2026, 03:20

General

  • Target
    39838c2ded623e150ba7fde7cac43090db9d012c2c727b4e7061d04674092351.exe
  • Size 48KB
  • Sample260831-dv7casee35
  • SHA256 39838c2ded623e150ba7fde7cac43090db9d012c2c727b4e7061d04674092351
  • 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\39838c2ded623e150ba7fde7cac43090db9d012c2c727b4e7061d04674092351.exe
    "C:\Users\Admin\AppData\Local\Temp\39838c2ded623e150ba7fde7cac43090db9d012c2c727b4e7061d04674092351.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:6784
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a29D5.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5280
      • C:\Users\Admin\AppData\Local\Temp\39838c2ded623e150ba7fde7cac43090db9d012c2c727b4e7061d04674092351.exe
        "C:\Users\Admin\AppData\Local\Temp\39838c2ded623e150ba7fde7cac43090db9d012c2c727b4e7061d04674092351.exe"
        3⤵
        • Executes dropped EXE
        PID:1220
    • 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:2804
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1680
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2824

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 39b5aafb7a49965cb5ef696d2bf98bc691c043debb523514c1e204bbde4d0997
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 481KB
        • SHA256 d5fbaf5c0d8e313d4dad23b28cac4256c5dbed6ab3b0d797e2971f30c5e095ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a29D5.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a29D5.bat
        • Size 722B
        • SHA256 559100b025112d1a46285942fa5ffa81a4b837223a985011a3be12dc8eb54d01
        • MD5 SHA1 SHA512 TLSH

        39838c2ded623e150ba7fde7cac43090db9d012c2c727b4e7061d04674092351.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\39838c2ded623e150ba7fde7cac43090db9d012c2c727b4e7061d04674092351.exe.exe
        • Size 22KB
        • SHA256 8d45d36495e393801fe131c3a5348192732eaed58aed2cb6596277d3693771b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 26KB
        • SHA256 4cba02b04ffc71c2f61167bc3f7addb9f9b89bdf12f4e0ba1c9ff11993edc5bc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-1014449518-1831897916-4205727055-1000\_desktop.ini
        • Size 9B
        • SHA256 48fc246849bbf8829b4f8949e19ffb9de4020b7e65df5ab0bdedfdbbdb956880
        • MD5 SHA1 SHA512

        memory/2804-30-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2804-22-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2804-35-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2804-39-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2804-109-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2804-1246-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2804-5043-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2804-10-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/2804-5516-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/6784-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/6784-12-0x0000000000400000-0x0000000000434000-memory.dmp