Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/08/2026, 07:34

General

  • Target
    a6d8bf584a5dc9160db934cf14bde12e8cd6296bb3ba505822ce87815b0644a4.exe
  • Size 2.6MB
  • Sample260825-jec2eayamd
  • SHA256 a6d8bf584a5dc9160db934cf14bde12e8cd6296bb3ba505822ce87815b0644a4
  • 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 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 20 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6d8bf584a5dc9160db934cf14bde12e8cd6296bb3ba505822ce87815b0644a4.exe
    "C:\Users\Admin\AppData\Local\Temp\a6d8bf584a5dc9160db934cf14bde12e8cd6296bb3ba505822ce87815b0644a4.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4584
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a8661.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:908
      • C:\Users\Admin\AppData\Local\Temp\a6d8bf584a5dc9160db934cf14bde12e8cd6296bb3ba505822ce87815b0644a4.exe
        "C:\Users\Admin\AppData\Local\Temp\a6d8bf584a5dc9160db934cf14bde12e8cd6296bb3ba505822ce87815b0644a4.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4032
    • 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:4892
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1516
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2384

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 125KB
        • SHA256 fb5492fb76e3a4da7444e42abbe263bcbc51d77e45f9c90cf9413986cc2f6256
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 575KB
        • SHA256 2c97b7679720090180d65c82dd7aca756c08e8b19ce741c3395ff7d74d9bcdf9
        • 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

        $$a8661.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a8661.bat
        • Size 722B
        • SHA256 04ba38ed52b6c83c2e0a55b61056285cbd3a1026ac096f5c4edc590f773f28b4
        • MD5 SHA1 SHA512 TLSH

        a6d8bf584a5dc9160db934cf14bde12e8cd6296bb3ba505822ce87815b0644a4.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\a6d8bf584a5dc9160db934cf14bde12e8cd6296bb3ba505822ce87815b0644a4.exe.exe
        • Size 2.6MB
        • SHA256 6eeb39a296e4facaf58f2e97a3b519a0101861999e66e9d4b7f6ecf1ce0c810b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 26KB
        • SHA256 31597043a36d4432605c8d0eeac721ce2ff2c06108f8339d513a419a03fe6dd6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-1074038928-2032447174-945360078-1000\_desktop.ini
        • Size 9B
        • SHA256 1962ce70116500adabf0740e812e54bf58d48913f891249fc2b7c8e97bf58d22
        • MD5 SHA1 SHA512

        memory/4584-11-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4584-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-27-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-37-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-33-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-423-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-1246-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-20-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-5035-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-8-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4892-5550-0x0000000000400000-0x0000000000434000-memory.dmp