Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/10/2024, 10:37

General

  • Target

    78c31f4136a0a20770e037d0a3dbb2a57de71209da58b9d6b2ca4488b0a49dcbN.exe

  • Size

    67KB

  • MD5

    44f9ed041c33e05c73095dfabc257fd0

  • SHA1

    f1e4b1017534ea1b59d4f6d21552167b15aa6823

  • SHA256

    78c31f4136a0a20770e037d0a3dbb2a57de71209da58b9d6b2ca4488b0a49dcb

  • SHA512

    0b90ce446e5db98e266accb6943366d135a4f84c814a8612448ddc6c580c6b1170bf2b3d02508e46dc3e1aaf280f03ab8b8f2ca5387bc337dae20173860e2946

  • SSDEEP

    1536:W7ZhA7pApw03vR03vcltdtSsU8Tu8Tmwzw3wZ:6e7WpwYRYUtdtSsBc3wZ

Score
9/10

Malware Config

Signatures

  • Renames multiple (3179) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\78c31f4136a0a20770e037d0a3dbb2a57de71209da58b9d6b2ca4488b0a49dcbN.exe
    "C:\Users\Admin\AppData\Local\Temp\78c31f4136a0a20770e037d0a3dbb2a57de71209da58b9d6b2ca4488b0a49dcbN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2432

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-1846800975-3917212583-2893086201-1000\desktop.ini.tmp

          Filesize

          67KB

          MD5

          0f6a918cbd6d82b4bc14236b1b3b4a3c

          SHA1

          a54f1584749ed83fa77eb419609a0b419c28fdc7

          SHA256

          a5924cd2743568b517d173faaf84f8c1e11390bab49d5eae80f62bc01588dfad

          SHA512

          7896d5cab25a677d63e75529701faa74fddb8ed6c67524c475bfd2b0d3cdab4582ac5b7454bd977c23eb55cb045db573ae4710ea411d5feb430fccfaeafea5c3

        • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

          Filesize

          76KB

          MD5

          b1e93b9efed30738584c43fb7a5a56e9

          SHA1

          553c7f271f7d17ff9ac8f297c78a1192b69b56ee

          SHA256

          4fd24f699d08eb8f9322e37af49becada535e5f50ae0512b158f537a5197eb94

          SHA512

          c23b073647f4217878aa79cb1ed9bf4f0bca8c7e79663862e6516cd51fe5a6bb144b4207fc2d03af5f172dafa85bab2e31cf0dedc107324e249cb615deaebfdc