Analysis

  • max time kernel
    105s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06-10-2024 09:11

General

  • Target

    grzegorzrat.exe

  • Size

    6.6MB

  • MD5

    fcfd2b39a40230801b219516842e1c27

  • SHA1

    87e59e6df45a844efd2462acc24afcde3111e294

  • SHA256

    2cba71e81382f66fdf71dca320a7fd413c4007a42a894df8c9b91f2f68d53853

  • SHA512

    ff5e8b26493f61de2b79dc4c5b84886d513742574f85799fc8b74f6d79681ab8930a629c17471d2c2edcd3e5a485f0d8438f6489c61b2fd8ee154fb97e0c54de

  • SSDEEP

    196608:F5FPweN/FJMIDJf0gsAGKXa1R9uAKpM4H:V/Fqyf0gsvEAKl

Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\grzegorzrat.exe
    "C:\Users\Admin\AppData\Local\Temp\grzegorzrat.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1428
    • C:\Users\Admin\AppData\Local\Temp\grzegorzrat.exe
      "C:\Users\Admin\AppData\Local\Temp\grzegorzrat.exe"
      2⤵
      • Loads dropped DLL
      PID:2776

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\_MEI14282\python310.dll

    Filesize

    1.4MB

    MD5

    178a0f45fde7db40c238f1340a0c0ec0

    SHA1

    dcd2d3d14e06da3e8d7dc91a69b5fd785768b5fe

    SHA256

    9fcb5ad15bd33dd72122a171a5d950e8e47ceda09372f25df828010cde24b8ed

    SHA512

    4b790046787e57b9414a796838a026b1530f497a75c8e62d62b56f8c16a0cbedbefad3d4be957bc18379f64374d8d3bf62d3c64b53476c7c5005a7355acd2cee

  • C:\Users\Admin\AppData\Local\Temp\_MEI14282\ucrtbase.dll

    Filesize

    1021KB

    MD5

    4e326feeb3ebf1e3eb21eeb224345727

    SHA1

    f156a272dbc6695cc170b6091ef8cd41db7ba040

    SHA256

    3c60056371f82e4744185b6f2fa0c69042b1e78804685944132974dd13f3b6d9

    SHA512

    be9420a85c82eeee685e18913a7ff152fcead72a90ddcc2bcc8ab53a4a1743ae98f49354023c0a32b3a1d919bda64b5d455f6c3a49d4842bbba4aa37c1d05d67

  • memory/2776-38-0x000007FEF6580000-0x000007FEF69EE000-memory.dmp

    Filesize

    4.4MB