Analysis

  • max time kernel
    413s
  • max time network
    1145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2024, 04:11

General

  • Target

    Tundra/scripts/Walkspeed.lua

  • Size

    54B

  • MD5

    c91b1596f3bc9b33c7a5e2a1aae8a37d

  • SHA1

    6598e80b5fa64d16448e3e932fab0ce7b2e3a43e

  • SHA256

    0ca79e6c16a5b598de0b89da948c297046f2a117f90097644796cbf5ba3c4137

  • SHA512

    e881f367d927938e048bb0a6ccaf26af7eadc30f9188bad47707c4337404f793ebf4e1df79b8fd6c909ebd567217d3573ed22d9f5f62b4d2e88c7bb1755216a0

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Tundra\scripts\Walkspeed.lua
    1⤵
    • Modifies registry class
    PID:1428
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads