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Analysis

  • max time kernel
    149s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 22:32

General

  • Target

    9f240473e54113b206e777b13b32f04532a9a60d10d474550d8255e9de536da7.exe

  • Size

    79KB

  • MD5

    813cdf19671a3a13a7ee95255b37faec

  • SHA1

    55ec7296d7b9560b5716c4f72b8a472499748407

  • SHA256

    9f240473e54113b206e777b13b32f04532a9a60d10d474550d8255e9de536da7

  • SHA512

    b0219c95b63e3b65012c2061af0e19cfec152ee10f8389f227354c8fc97f504b70b3b070c5b5b29d771f4a98a5ade6d97745b015f5628f1c5031cc2f73104399

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWODfz:GhfxHNIreQm+HiOfz

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9f240473e54113b206e777b13b32f04532a9a60d10d474550d8255e9de536da7.exe
    "C:\Users\Admin\AppData\Local\Temp\9f240473e54113b206e777b13b32f04532a9a60d10d474550d8255e9de536da7.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:3196

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    81KB

    MD5

    cdb8cc76778cbd396be570197f67342a

    SHA1

    7830aac4e2421615ab9dce0b1a4c88f5f23106ed

    SHA256

    7dbc29a6b767b8c987b7373d9cdc2dbb60eab60b7eb9ab6ea5e66ecbd648b89f

    SHA512

    814d86d7be469fa2373a81ed22594970a4d36de0b75fe4379e53ef49f3f51c3fbcddad4b5c6d6da07a16e56c7f177224dc9fbb612b4b8a9c33e940e8cf387c9c

  • C:\Windows\System\rundll32.exe

    Filesize

    73KB

    MD5

    d2c0dd76e05e3ed2106089468b2d65a2

    SHA1

    642967312de7e370e19515651b6cb460bec6e87e

    SHA256

    13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3

    SHA512

    8e9c96fe25347aa869797e0ceba8adf0d74ad34a76a24e4fb9eb23dfdfe521b130802e3b2c8ee303f365b2bce51e70ff7bd211645c0c20b79a7ceba5d0dfc69a

  • memory/3980-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/3980-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB