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Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 12:00

General

  • Target

    1ca21630212d52c15ff9261799b3e74a.exe

  • Size

    228KB

  • MD5

    1ca21630212d52c15ff9261799b3e74a

  • SHA1

    d2f42b687cf6e8fdd815c0fe8dc47e0701b4152f

  • SHA256

    470fd3e08686786e52808af269c13c117eafc809afc2b03ca0376ab6951b76bb

  • SHA512

    f34e2014b3c55a11056c0d2259203a4cb7e74535fc975da0ba8e33ca43ee90ba7fbb8ff4917415b72040e03838c7e7853c66081b4b4a803154ac36204479ab1f

  • SSDEEP

    6144:jmd3PFKs7aFwKWwalhrEqxF6snji81RUinKZHg/aS8:jmpPhAmZIH+ax

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 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ca21630212d52c15ff9261799b3e74a.exe
    "C:\Users\Admin\AppData\Local\Temp\1ca21630212d52c15ff9261799b3e74a.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:1444
    • C:\Users\Admin\hiiriiy.exe
      "C:\Users\Admin\hiiriiy.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:2772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\hiiriiy.exe

    Filesize

    228KB

    MD5

    1291a7414994d44e4215ad1d97c3a772

    SHA1

    e8ef35288ffc259c6ef7949b2bfaba374319a914

    SHA256

    340b4c5f2bebc24a59874d210366f791305a3512fd27d4853847f1eeee698fcc

    SHA512

    b7093c621b4824e04c28a2477f892f5141ff2935dc540ad5429c79c551abc25ae79f088582707a333a9a4271fec05c1a4a58723cd82347149de0d9bba56b577e