Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/09/2026, 03:33

General

  • Target
    jaffacakes118_cee781d98e4b753c8f66e591fe73dedfa7212cffb5e514675410e955f8711ba6.exe
  • Size 56KB
  • Sample260924-d4e96sytes
  • SHA256 cee781d98e4b753c8f66e591fe73dedfa7212cffb5e514675410e955f8711ba6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 2 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 3 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cee781d98e4b753c8f66e591fe73dedfa7212cffb5e514675410e955f8711ba6.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_cee781d98e4b753c8f66e591fe73dedfa7212cffb5e514675410e955f8711ba6.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4508
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\system32\zblchethk.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3628
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3244

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ywiksm.bat

        • Path C:\Windows\SysWOW64\ywiksm.bat
        • Size 163B
        • SHA256 0a0979b68030711f9fc9be29004dfdcc6fe9c1cd5722c7193964629f65215664
        • MD5 SHA1 SHA512 TLSH

        zblchethk.bat

        • Path C:\Windows\SysWOW64\zblchethk.bat
        • Size 100B
        • SHA256 5e07f1348fa8e1d380d80a40fc67b3a8abd900af19d41c232501a58166baf972
        • MD5 SHA1 SHA512 TLSH