Resubmissions

14-02-2023 03:29

230214-d2alxaad55 7

14-02-2023 03:28

230214-d1frjaad49 7

Analysis

  • max time kernel
    34s
  • max time network
    48s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-02-2023 03:28

General

  • Target

    vlc-3.0.18-win64.exe

  • Size

    42.2MB

  • MD5

    7fddbac28a9c85c79fe08e2d6506e535

  • SHA1

    b2def381b57b9a7643a91790f5537e74fab729dc

  • SHA256

    ba575f153d357eaf3fdbf446b9b93a12ced87c35887cdd83ad4281733eb86602

  • SHA512

    bfbda8c590dc53d565cc2d26a59c97834663e871c6c7233523a2dd48027e78b93c75ae8af6d56c8542c9102aadbee8aa3b5c7f83a7600b377cf0af2cc92433b9

  • SSDEEP

    786432:5+vk5XxMOrNfNWNG7JNzwCR3xmgpa3qdxrXcAPXCIfJ546BZTg2QrXoRHq:5+vyTnJFwL3qrJvCIxi6By2QrXoE

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\vlc-3.0.18-win64.exe
    "C:\Users\Admin\AppData\Local\Temp\vlc-3.0.18-win64.exe"
    1⤵
    • Loads dropped DLL
    PID:3856
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3608

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nsiA87C.tmp\LangDLL.dll
      Filesize

      7KB

      MD5

      20850d4d5416fbfd6a02e8a120f360fc

      SHA1

      ac34f3a34aaa4a21efd6a32bc93102639170e219

      SHA256

      860b409b065b747aab2a9937f02d08b6fd7309993b50d8e4b53983c8c2b56b61

      SHA512

      c8048b9ae0ced72a384c5ab781083a76b96ae08d5c8a5c7797f75a7e54e9cd9192349f185ee88c9cf0514fc8d59e37e01d88b9c8106321c0581659ebe1d1c276

    • C:\Users\Admin\AppData\Local\Temp\nsiA87C.tmp\System.dll
      Filesize

      26KB

      MD5

      4f25d99bf1375fe5e61b037b2616695d

      SHA1

      958fad0e54df0736ddab28ff6cb93e6ed580c862

      SHA256

      803931797d95777248dee4f2a563aed51fe931d2dd28faec507c69ed0f26f647

      SHA512

      96a8446f322cd62377a93d2088c0ce06087da27ef95a391e02c505fb4eb1d00419143d67d89494c2ef6f57ae2fd7f049c86e00858d1b193ec6dde4d0fe0e3130

    • C:\Users\Admin\AppData\Local\Temp\nsiA87C.tmp\nsDialogs.dll
      Filesize

      12KB

      MD5

      2029c44871670eec937d1a8c1e9faa21

      SHA1

      e8d53b9e8bc475cc274d80d3836b526d8dd2747a

      SHA256

      a4ae6d33f940a80e8fe34537c5cc1f8b8679c979607969320cfb750c15809ac2

      SHA512

      6f151c9818ac2f3aef6d4cabd8122c7e22ccf0b84fa5d4bcc951f8c3d00e8c270127eac1e9d93c5f4594ac90de8aff87dc6e96562f532a3d19c0da63a28654b7