Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 13:15

General

  • Target

    biosdrain-master/biosdrain.c

  • Size

    4KB

  • MD5

    c7c28066ba34a8f99fa675956d911f8d

  • SHA1

    39a5780788d927205e190e923c23bc9805ddf819

  • SHA256

    a8b62981edcd650c426cfe2de4bd3017cdd4b4566740bb028dde4cf4446eee66

  • SHA512

    98b5023ed59acffec52611da7b53f8c39e612b725cb6055b96b0882f776c3f451ec9d9ec64d07415c39bf90727c1b81b48febd1ff79477f1c27e57b17fee1b8f

  • SSDEEP

    96:oCcfDWh6pV2nlbURPg6deNXyCLOblDGJ/dz2NJYc:rcf0lbWSNFEV+/dzg

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\biosdrain-master\biosdrain.c
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\biosdrain-master\biosdrain.c
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2680
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\biosdrain-master\biosdrain.c
        3⤵
          PID:2456

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads