Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-01-2024 14:56

General

  • Target

    00b462f5b0e1bd024e4baa33af32bdf3.exe

  • Size

    100KB

  • MD5

    00b462f5b0e1bd024e4baa33af32bdf3

  • SHA1

    36b8d8c946e46872554903b35f165ffabcb3e799

  • SHA256

    713208bdc34595edd37e07a36190645c562d1a7177ccc4e85366d93711d98967

  • SHA512

    09ae6f105ef8d3993a9056930fcd1b090aba6805216bebb01cb165c5adfbae3acf6d2a747a367774e6db64fdb92953e25047e314599361bdafb3ba74352c2e85

  • SSDEEP

    1536:6jd/Yy9ddd7Y1idNzL7zdddXOpdxCTkUjW/dQqdUxpkddAd3nddd4od5ddMk5dSj:OKez7vr6EFJ0T72mBT

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00b462f5b0e1bd024e4baa33af32bdf3.exe
    "C:\Users\Admin\AppData\Local\Temp\00b462f5b0e1bd024e4baa33af32bdf3.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Users\Admin\saoviw.exe
      "C:\Users\Admin\saoviw.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:1052

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\saoviw.exe

    Filesize

    100KB

    MD5

    75945261ac98fccb2c9b4bc953c50c5b

    SHA1

    f64ca5c8a9eacf5ceb8b36dfeb59a00fa98165d2

    SHA256

    d25de42e692952a0f9f66d001b563b723279ed543552eedc78867255257e91b2

    SHA512

    276b3714b3224c7e8067ec1546d136e74d3e12d40325cc32f7511156646d5644e564cba811b4e8f53cf369861543653644caf8917315c200ed29a6ee73692f44