Analysis

  • max time kernel
    133s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    10/03/2022, 02:29

General

  • Target

    6d51784aeffbe05410d9511802b2da247a5d3bacca27429b75578b35e9f9252e.exe

  • Size

    790KB

  • MD5

    fb3b1255373cbb400b23242db5245398

  • SHA1

    e53bf5c7e20363d2e5217fe72e3356372c550935

  • SHA256

    6d51784aeffbe05410d9511802b2da247a5d3bacca27429b75578b35e9f9252e

  • SHA512

    e4a5832621897087d1e9d6a83bc9b725b80fce22bcbf70d383e7a19388aa3b661d77ea416e3e71a1d3fe70fe2565d6991d6807c2e180e9aca8b40f71cc4e06be

Score
9/10

Malware Config

Signatures

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 2 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d51784aeffbe05410d9511802b2da247a5d3bacca27429b75578b35e9f9252e.exe
    "C:\Users\Admin\AppData\Local\Temp\6d51784aeffbe05410d9511802b2da247a5d3bacca27429b75578b35e9f9252e.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Users\Admin\AppData\Local\Temp\presentacion de proyecto.exe
      "C:\Users\Admin\AppData\Local\Temp\presentacion de proyecto.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4720
      • C:\Windows\SysWOW64\fondue.exe
        "C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2776
        • C:\Windows\system32\FonDUE.EXE
          "C:\Windows\sysnative\FonDUE.EXE" /enable-feature:NetFx3 /caller-name:mscoreei.dll
          4⤵
            PID:5080

    Network

          MITRE ATT&CK Enterprise v6

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          Downloads