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Analysis

  • max time kernel
    150s
  • max time network
    53s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 16:33

General

  • Target

    d886cf4fd0ae32043eddc7701d3b025e7de92a057bc7aac6cc6df28d6a874b45.exe

  • Size

    176KB

  • MD5

    01ada3eed578ce580487821feda2e76b

  • SHA1

    0e8bb8c579c0c238628b68ce509984140c7fc464

  • SHA256

    d886cf4fd0ae32043eddc7701d3b025e7de92a057bc7aac6cc6df28d6a874b45

  • SHA512

    90af105bd7833272cc9c77d86a7af95ac643fd118ee10d4cfa491a4c953eb28606eab321037e17face277aca8305d44da208cfa8e99165fb6e29202af447a8c5

  • SSDEEP

    3072:dv04IcfpHlp1D2KcwjIU2aTObcpT/pHkEAbN/yK/fObT/bGiCV/COqoSQ1iBuAZX:B04PfpHlp1KKcwjIDaTObcZ/pHkMK/fg

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d886cf4fd0ae32043eddc7701d3b025e7de92a057bc7aac6cc6df28d6a874b45.exe
    "C:\Users\Admin\AppData\Local\Temp\d886cf4fd0ae32043eddc7701d3b025e7de92a057bc7aac6cc6df28d6a874b45.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Users\Admin\buodo.exe
      "C:\Users\Admin\buodo.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:812

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\buodo.exe

    Filesize

    176KB

    MD5

    dd5765656f627c403e328c4c6953fefe

    SHA1

    06cee1a722aaf9bb85ff14ab700506b8fbc5fdf9

    SHA256

    059c884303a4250101614bffb9b9eb94340879dd7acff08f4172151f5d5330ac

    SHA512

    a5179c47ff20192a404e02672b94cbe0e962d78afa030e81310b4101ab99c8eb98a3dd29d6355c4e72e32d887ffeba06c5865077092c7098287476f9a3181ca9

  • C:\Users\Admin\buodo.exe

    Filesize

    176KB

    MD5

    dd5765656f627c403e328c4c6953fefe

    SHA1

    06cee1a722aaf9bb85ff14ab700506b8fbc5fdf9

    SHA256

    059c884303a4250101614bffb9b9eb94340879dd7acff08f4172151f5d5330ac

    SHA512

    a5179c47ff20192a404e02672b94cbe0e962d78afa030e81310b4101ab99c8eb98a3dd29d6355c4e72e32d887ffeba06c5865077092c7098287476f9a3181ca9

  • \Users\Admin\buodo.exe

    Filesize

    176KB

    MD5

    dd5765656f627c403e328c4c6953fefe

    SHA1

    06cee1a722aaf9bb85ff14ab700506b8fbc5fdf9

    SHA256

    059c884303a4250101614bffb9b9eb94340879dd7acff08f4172151f5d5330ac

    SHA512

    a5179c47ff20192a404e02672b94cbe0e962d78afa030e81310b4101ab99c8eb98a3dd29d6355c4e72e32d887ffeba06c5865077092c7098287476f9a3181ca9

  • \Users\Admin\buodo.exe

    Filesize

    176KB

    MD5

    dd5765656f627c403e328c4c6953fefe

    SHA1

    06cee1a722aaf9bb85ff14ab700506b8fbc5fdf9

    SHA256

    059c884303a4250101614bffb9b9eb94340879dd7acff08f4172151f5d5330ac

    SHA512

    a5179c47ff20192a404e02672b94cbe0e962d78afa030e81310b4101ab99c8eb98a3dd29d6355c4e72e32d887ffeba06c5865077092c7098287476f9a3181ca9

  • memory/1460-56-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

    Filesize

    8KB