Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/04/2024, 02:37

General

  • Target
    c87e31ef0b1b7912618476b8346afd88_JaffaCakes118.exe
  • Size 20KB
  • Sample240405-c39lysag25
  • SHA256 c7e590fffe5f2d661aba9c84b9c4bf40d945da9db48ff0aa3a7f2705b3c56e78
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 6 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c87e31ef0b1b7912618476b8346afd88_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c87e31ef0b1b7912618476b8346afd88_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\DEM34FA.exe
      "C:\Users\Admin\AppData\Local\Temp\DEM34FA.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4840
      • C:\Users\Admin\AppData\Local\Temp\DEM8B67.exe
        "C:\Users\Admin\AppData\Local\Temp\DEM8B67.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4120
        • C:\Users\Admin\AppData\Local\Temp\DEME157.exe
          "C:\Users\Admin\AppData\Local\Temp\DEME157.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3828
          • C:\Users\Admin\AppData\Local\Temp\DEM3776.exe
            "C:\Users\Admin\AppData\Local\Temp\DEM3776.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:1344
            • C:\Users\Admin\AppData\Local\Temp\DEM8D95.exe
              "C:\Users\Admin\AppData\Local\Temp\DEM8D95.exe"
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:2248
              • C:\Users\Admin\AppData\Local\Temp\DEME3A4.exe
                "C:\Users\Admin\AppData\Local\Temp\DEME3A4.exe"
                7⤵
                • Executes dropped EXE
                PID:4024

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        DEM34FA.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DEM34FA.exe
        • Size 20KB
        • SHA256 1709fa29cfdfbcaacbbefbbfc621f38443fd8bce6d7eb56304d43a17241ad883
        • MD5 SHA1 SHA512 SSDEEP

        DEM3776.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DEM3776.exe
        • Size 20KB
        • SHA256 00bac16bd51506e37528486d2b584ec501f57beecd6cc40a4d3c8bc721ae109f
        • MD5 SHA1 SHA512 SSDEEP

        DEM8B67.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DEM8B67.exe
        • Size 20KB
        • SHA256 2f062f8b074a49d96f9faee25e02e1086ec08f14a6580dcb2ad3ebe0294dd6bc
        • MD5 SHA1 SHA512 SSDEEP

        DEM8D95.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DEM8D95.exe
        • Size 20KB
        • SHA256 aa2838bcedd84417064d49ca14b9f944673ddce1f1fa5c825f0cf94ccec50847
        • MD5 SHA1 SHA512 SSDEEP

        DEME157.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DEME157.exe
        • Size 20KB
        • SHA256 95d31696c1b21f3cec5065973a3410fa0c2fec0a1ae30c38258066e50b41bdb1
        • MD5 SHA1 SHA512 SSDEEP

        DEME3A4.exe

        • Path C:\Users\Admin\AppData\Local\Temp\DEME3A4.exe
        • Size 20KB
        • SHA256 ba2637117812a67e758524c53a056eac95ac118876ba0b18c55cfdbf1d37778d
        • MD5 SHA1 SHA512 SSDEEP