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
    26-12-2023 13:10

General

  • Target

    711f879bd56173691f22859195e0581b.exe

  • Size

    80KB

  • MD5

    711f879bd56173691f22859195e0581b

  • SHA1

    f7dbaa37c5df8fa93dc4c524ab60bad97689a9b0

  • SHA256

    526d659f698077d5f6082872b74b5f4b328ee284a3ca406ff8cabc5a74c933bd

  • SHA512

    84708b3debddd9f341dd31773d85b0c16df8082933551b9d23b1caa89270f0bb9f9e908dc05ec03f43e8d8f9b52acd123926eb47a57888b542f774d35da414d5

  • SSDEEP

    1536:vQ7wLYvKGlTGQxguIxZTAwlpwFJ0T72mocT:4oYvrKxZfUFJ0T72mBT

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\711f879bd56173691f22859195e0581b.exe
    "C:\Users\Admin\AppData\Local\Temp\711f879bd56173691f22859195e0581b.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:2360
    • C:\Users\Admin\veiudo.exe
      "C:\Users\Admin\veiudo.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:1292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\veiudo.exe

    Filesize

    80KB

    MD5

    6dc2a36258f011925e22f468252da46a

    SHA1

    afc53125b1efdde9d3e0d4cf5385471cf46dd41d

    SHA256

    d8499ff5720280ef8cf82a0e6fa05c56d73b595fef78a2dc862651aea1598200

    SHA512

    75e58c9185b48da5ea1ebc1e725a641fe75eb4414700e17975408cddcbd6b0fdc8c6f1fe6fa10093a67fb9c2f80e5bbe923ff3c5a08c55165fa154d7f17f257c