Analysis

  • max time kernel
    126s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/02/2024, 10:38

General

  • Target

    73e36a2a49d6dd231a294b9d93aa7d8ebf272a17eb0a4a27d5f76f99ab7167e9.exe

  • Size

    10.0MB

  • MD5

    bce43d1f6384617c9b48f3b2f489ed85

  • SHA1

    cd1f8917641d3dcad85a7be4b39ad4d7fb0949e8

  • SHA256

    73e36a2a49d6dd231a294b9d93aa7d8ebf272a17eb0a4a27d5f76f99ab7167e9

  • SHA512

    6999216cf273c7143233c994871b6bfc06bfe22ab2941070f8bb3a7c0f376f183abcbbbe381c863bce1ec33778c5711a6154ad691cdd70c63008310ccbdf164c

  • SSDEEP

    196608:nPx1dx2f9MmzHwuokrcjoW7KHwhFlz2m3+i3dzjJEr:n+f9Mmz1xWKHG2m3PJtEr

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

Processes

  • C:\Users\Admin\AppData\Local\Temp\73e36a2a49d6dd231a294b9d93aa7d8ebf272a17eb0a4a27d5f76f99ab7167e9.exe
    "C:\Users\Admin\AppData\Local\Temp\73e36a2a49d6dd231a294b9d93aa7d8ebf272a17eb0a4a27d5f76f99ab7167e9.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    PID:4576

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\{35B83C9C-02E4-4026-A225-150E2EF609CA}.tmp\NetBridge.dll

          Filesize

          231KB

          MD5

          9d145902fb5b9a6da62ac85761434e31

          SHA1

          c817d77f59e3767d75cf5f5298d6b5711308f7e5

          SHA256

          98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

          SHA512

          bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

        • C:\Users\Admin\AppData\Local\Temp\{DB4ADBE0-2AD9-4bd1-9AC0-282703516266}.tmp\7z.dll

          Filesize

          1.1MB

          MD5

          2706693dda10c6cc79eed24c56d4e5ef

          SHA1

          4f34ef1bd49273a0d260b9dab15c73eb0ccb6383

          SHA256

          0edad8a1af22d5b97c1f324791c86243a6ecce7b5a9d2f30415af99aba9129c3

          SHA512

          7e7f7ae894528587ba33b6e10999549bb9a2ec2748b5662fa1b8806e5f4ce33af47507b3ef2954f2747a76b5b7c775c1cd671061f577c5016d1f8ba165bbe21c