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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    07/08/2024, 00:28

General

  • Target

    33ecfd22acdcc5c13789cead1b4dd520N.exe

  • Size

    96KB

  • MD5

    33ecfd22acdcc5c13789cead1b4dd520

  • SHA1

    d8a5e739f4ee7a5d6cbe921463221d236a7a3925

  • SHA256

    5893bd4bad1fe837d8ca85d0adfe3c3041308d5bfad70b28cdf6ad2a005331dd

  • SHA512

    4578b809b5d2235377f6a20e3c9c3d516bbf298af0189223c87a807fb35dd6e610bbb214deba2cb2d70e19230453548d316d7c26e2f287a18b2fa6b175123424

  • SSDEEP

    1536:4MeSb99e8Q89H1UbLSLeocTzFJ0T72VpIc:hDe4eBTzFJ0T728c

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 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\33ecfd22acdcc5c13789cead1b4dd520N.exe
    "C:\Users\Admin\AppData\Local\Temp\33ecfd22acdcc5c13789cead1b4dd520N.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2288
    • C:\Users\Admin\daotaex.exe
      "C:\Users\Admin\daotaex.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\daotaex.exe

    Filesize

    96KB

    MD5

    6a4288ebe4326c673d452d3041cd8a44

    SHA1

    29adf26fd23634d9016ecda385254a8e7ae6d47b

    SHA256

    7c7fd08cea4324eb38a642d78cc2f3d203bbab512e6d6cf7a4f9b88b1a5cfe8b

    SHA512

    914f62158dd64d61f7fef6108ae07f8e65e1377728b7f75875c6ebd9dfae803959a8605532454b78ab8d877a890a4baf1ced15c7eaa60cf7cea9f31c506f0e04