Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    31/08/2026, 04:26

General

  • Target
    c33cb309399b7d698bc054407a831aff7f10861ec399409b8f12ac89d5d9416f.exe
  • Size 1.5MB
  • Sample260831-e2jp9adk3z
  • SHA256 c33cb309399b7d698bc054407a831aff7f10861ec399409b8f12ac89d5d9416f
  • 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\c33cb309399b7d698bc054407a831aff7f10861ec399409b8f12ac89d5d9416f.exe
    "C:\Users\Admin\AppData\Local\Temp\c33cb309399b7d698bc054407a831aff7f10861ec399409b8f12ac89d5d9416f.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4296
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a504E.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4528
      • C:\Users\Admin\AppData\Local\Temp\c33cb309399b7d698bc054407a831aff7f10861ec399409b8f12ac89d5d9416f.exe
        "C:\Users\Admin\AppData\Local\Temp\c33cb309399b7d698bc054407a831aff7f10861ec399409b8f12ac89d5d9416f.exe"
        3⤵
        • Executes dropped EXE
        PID:1948
    • 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:4444
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:864
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4720

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateBroker.exe
        • Size 126KB
        • SHA256 e81fb67b945f156f194b9628d9b772a5f1cad732bedcd9d7012c577bd96fdce0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 576KB
        • SHA256 aab792014c7484107a7c2cbd17d7667fecff800c7be9f7acd7a9dc593f86eb49
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 482KB
        • SHA256 2c7657fe57ec426599ef848815689264720ffed5a0f9a5d33d07cafabeb43bf3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a504E.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a504E.bat
        • Size 722B
        • SHA256 d6448c288662579ffa9fd73862ea0e85acdf80a55d0f20f408bb80a1d65e585b
        • MD5 SHA1 SHA512 TLSH

        c33cb309399b7d698bc054407a831aff7f10861ec399409b8f12ac89d5d9416f.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\c33cb309399b7d698bc054407a831aff7f10861ec399409b8f12ac89d5d9416f.exe.exe
        • Size 1.5MB
        • SHA256 c58513d9d49cfc4a492b40ae3405cfefb9ef715d4df2ace2da64f586b12d50cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 27KB
        • SHA256 a9617d9d615996072c1e04f0e3e5ace43a01fcede96839168d93543c1a1f428c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-2937465464-4167303362-2236413517-1000\_desktop.ini
        • Size 9B
        • SHA256 48fc246849bbf8829b4f8949e19ffb9de4020b7e65df5ab0bdedfdbbdb956880
        • MD5 SHA1 SHA512

        memory/1948-28-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-23-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-21-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-20-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-19-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-25-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-29-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-24-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-26-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-27-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/1948-22-0x000001A1229B0000-0x000001A1229C0000-memory.dmp

        memory/4296-0-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4296-13-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-31-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-33-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-40-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-45-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-49-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-401-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-1258-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-12-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-5047-0x0000000000400000-0x0000000000435000-memory.dmp

        memory/4444-5562-0x0000000000400000-0x0000000000435000-memory.dmp