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Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    20/12/2023, 16:34

General

  • Target

    empyrean-main/builder/util/writeconfig.py

  • Size

    555B

  • MD5

    2b14c9284e5337eb2af6359827b523e9

  • SHA1

    74f35cae83f8830c181240d945c94c162160c331

  • SHA256

    eb1007f66f1c665f2a05156e78df47b7386736c9cdc272dbcc114ab3291029f7

  • SHA512

    264399eb65d810e47bdd85a4cea943ab06937f44cf6510b71f4202cc745d49b3087b369a64d34e9db5e16365defbfd8a45336b0fbd0dba1d3e1972093be94dec

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\builder\util\writeconfig.py
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2132
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\empyrean-main\builder\util\writeconfig.py
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\empyrean-main\builder\util\writeconfig.py"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    4976290706a2ef15f125976beab7e883

    SHA1

    2d944563c07fb0e0e868a62cbb50d4ac7993b6d6

    SHA256

    9fe0613e98125fbe0b0116b46b5f9fe7399a7528e1559fee2fc3d755e96e48c5

    SHA512

    390c01f9fcb793b72f0ce1c138eeb093097bdbd145d3b3ab93c133d27e72b86f6066e6f0f33025aa28d089707b438b286462d897e9f9a2484813fb27e871a02b