Analysis

  • max time kernel
    149s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/09/2026, 22:15

General

  • Target
    jaffacakes118__285052742f26bfb5f7355e536e5d8c19.exe
  • Size 146KB
  • Sample260920-16d68add66
  • SHA256 5f2314fe26cfdc9292ab303bc7d5c749cbd60653546fa5025a403642e6b22c02
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 10 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 Windows directory 12 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 16 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 8 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 5 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118__285052742f26bfb5f7355e536e5d8c19.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118__285052742f26bfb5f7355e536e5d8c19.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3904
    • C:\Windows\SysWOW64\at.exe
      at /delete /y
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3468
    • C:\Windows\SysWOW64\at.exe
      at 19:00 /every:M,T,W,Th,F,S,Su C:\Windows\PIF\CVT32.pif
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4700
    • C:\Windows\SysWOW64\mspaint.exe
      mspaint.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:52
    • C:\Users\Admin\AppData\Local\Admin.exe
      C:\Users\Admin\AppData\Local\Admin.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3052
      • C:\Windows\SysWOW64\at.exe
        at /delete /y
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3852
      • C:\Windows\SysWOW64\at.exe
        at 19:00 /every:M,T,W,Th,F,S,Su C:\Windows\PIF\CVT32.pif
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1492
      • C:\Users\Admin\AppData\Local\ntsvc.exe
        C:\Users\Admin\AppData\Local\ntsvc.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3760
        • C:\Windows\SysWOW64\at.exe
          at /delete /y
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2108
        • C:\Windows\SysWOW64\at.exe
          at 19:00 /every:M,T,W,Th,F,S,Su C:\Windows\PIF\CVT32.pif
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2312
  • C:\Windows\Java\Admin.exe
    "C:\Windows\Java\Admin.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3532
    • C:\Windows\SysWOW64\at.exe
      at /delete /y
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3216
    • C:\Windows\SysWOW64\at.exe
      at 19:00 /every:M,T,W,Th,F,S,Su C:\Windows\PIF\CVT32.pif
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5416
  • C:\Users\Admin\AppData\Local\Admin.exe
    "C:\Users\Admin\AppData\Local\Admin.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5116
    • C:\Windows\SysWOW64\at.exe
      at /delete /y
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2364
    • C:\Windows\SysWOW64\at.exe
      at 19:00 /every:M,T,W,Th,F,S,Su C:\Windows\PIF\CVT32.pif
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1612
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
    1⤵
    • Checks SCSI registry key(s)
    PID:3536

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        INDONESIA-RAYA-INDONESIA-MERDEKA-17-AGUSTUS-1945.INF

        • Path C:\Users\Admin\AppData\Local\INDONESIA-RAYA-INDONESIA-MERDEKA-17-AGUSTUS-1945.INF
        • Size 85B
        • SHA256 b439536525540d79e81ae3e3fe7084ea25e9fa5e9ff5235944e8276694343bc1
        • MD5 SHA1 SHA512 TLSH

        Admin.exe

        • Path C:\Windows\Java\Admin.exe
        • Size 146KB
        • SHA256 5f2314fe26cfdc9292ab303bc7d5c749cbd60653546fa5025a403642e6b22c02
        • MD5 SHA1 SHA512 SSDEEP TLSH