Analysis

  • max time kernel
    149s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-06-2024 18:32

General

  • Target

    7dc76e6a97b8ea017ca4f25895cad3f71c462c97cdf5e2a975a18ddc56a149cc.exe

  • Size

    258KB

  • MD5

    a01837a25d9075f583bfe58cfe1699b6

  • SHA1

    e24abbb3c3071eae18da00ca3fe9258d9d6c4925

  • SHA256

    7dc76e6a97b8ea017ca4f25895cad3f71c462c97cdf5e2a975a18ddc56a149cc

  • SHA512

    8dde3d1d88ed41cc3f975d5e2dd5e702fff33060cc6854ca768aef900a0c78efad4cae1e107ba4d527a2445e3a1930c529ee0f930d00db7fdad56ad0a6931a53

  • SSDEEP

    1536:tF3SHmLKarIpYQILFkbeumIkA39xSZW175V7UZQJ0UjsWpcdVO4Mqg+aJRaCAd1L:tFkF3plLRkgUA1nQZwFGVO4Mqg+WDY

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3400
      • C:\Users\Admin\AppData\Local\Temp\7dc76e6a97b8ea017ca4f25895cad3f71c462c97cdf5e2a975a18ddc56a149cc.exe
        "C:\Users\Admin\AppData\Local\Temp\7dc76e6a97b8ea017ca4f25895cad3f71c462c97cdf5e2a975a18ddc56a149cc.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1096
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3C2E.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2844
          • C:\Users\Admin\AppData\Local\Temp\7dc76e6a97b8ea017ca4f25895cad3f71c462c97cdf5e2a975a18ddc56a149cc.exe
            "C:\Users\Admin\AppData\Local\Temp\7dc76e6a97b8ea017ca4f25895cad3f71c462c97cdf5e2a975a18ddc56a149cc.exe"
            4⤵
            • Executes dropped EXE
            PID:4000
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:436
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1456
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:960

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        252KB

        MD5

        bd895f6286d498b176d3d2a55bffc71d

        SHA1

        3943c38d17c290efb219227a6602335b10a170be

        SHA256

        7a0b8177c4a177530e0765952d9bf16f0fcab6c10158b25f725883bd5904a804

        SHA512

        abf71f264b335a8b2b97ec22e4dcf3fa63cff2d114e1c2ef65e80c3c6182dc53e1065605ee9fc88aca514fb3337461404889dc3a555bdff651954ee9d7565ffe

      • C:\Program Files\SendExit.exe

        Filesize

        330KB

        MD5

        864cbbb9423caadfed5670bcf6018ff2

        SHA1

        60b2a756aade9bb196cba825db06053666d12c15

        SHA256

        f3b02a955a534c513fb4709fb6474ac444a21480069b1f524b1bf45284c227b1

        SHA512

        bfb0e9653a60acfd370b3b8b424fa3e770e1bc7ffd31d0c9fe826ac06f761d98eafe1f5a4b50dd8869ed65b6b5b026721de2613baba138800c0350d3e6167a82

      • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

        Filesize

        637KB

        MD5

        9cba1e86016b20490fff38fb45ff4963

        SHA1

        378720d36869d50d06e9ffeef87488fbc2a8c8f7

        SHA256

        a22e6d0f5c7d44fefc2204e0f7c7b048e1684f6cf249ba98c006bbf791c22d19

        SHA512

        2f3737d29ea3925d10ea5c717786425f6434be732974586328f03691a35cd1539828e3301685749e5c4135b8094f15b87fb9659915de63678a25749e2f8f5765

      • C:\Users\Admin\AppData\Local\Temp\$$a3C2E.bat

        Filesize

        722B

        MD5

        d46f558853a13c030211d0b8e12a2421

        SHA1

        aa7e82fc6ee58f82e4976d36e7f24832066d673d

        SHA256

        5bad527bbf0ae805b8889caa2d7eeaca4a0cdce9f104d04de8b5a9089446c357

        SHA512

        bcbc4bb52510b6145e571c26bf437ef1eb3c62d581033be4358e4597fd135a33b626714fc016bcb728c57877ec9bb9c59e252c141992bb3f443eeb8902ab107e

      • C:\Users\Admin\AppData\Local\Temp\7dc76e6a97b8ea017ca4f25895cad3f71c462c97cdf5e2a975a18ddc56a149cc.exe.exe

        Filesize

        231KB

        MD5

        6f581a41167d2d484fcba20e6fc3c39a

        SHA1

        d48de48d24101b9baaa24f674066577e38e6b75c

        SHA256

        3eb8d53778eab9fb13b4c97aeab56e4bad2a6ea3748d342f22eaf4d7aa3185a7

        SHA512

        e1177b6cea89445d58307b3327c78909adff225497f9abb8de571cdd114b547a8f515ec3ab038b583bf752a085b231f6329d6ca82fbe6be8a58cd97a1dbaf0f6

      • C:\Windows\Logo1_.exe

        Filesize

        27KB

        MD5

        ce3c931f3419f496e693e8c7eeb200b5

        SHA1

        8716d9d3206a1271007d45066893d268f1dec73c

        SHA256

        d932f87076a2a62dcb858480ab92aad4ce8330112b8a6efe503dd8560fd90581

        SHA512

        23017fe2bb7f59d008c24d7c0e2b700e9ac4370fa47663edde147299310b57af0ccab4de093586c845de43b3bd75933cf4db02c34068a1c19cf210ab84b177ed

      • F:\$RECYCLE.BIN\S-1-5-21-540404634-651139247-2967210625-1000\_desktop.ini

        Filesize

        9B

        MD5

        3b22ce0fee2d1aaf2c66dcd142740e29

        SHA1

        94d542b4bb9854a9419753c38e6ffe747653d91c

        SHA256

        8284772f28954a109c16f1583e6e34e29f06673b34e04f268bda961b57ba9f79

        SHA512

        efd4900a49624170e51ea401f0845634f49484a49335845258dc3d41a12e2022bf413a6751fcbcfd1ec68cde506f3363beae57f20e8eaca8b214d28baa138c5b

      • memory/436-27-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/436-33-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/436-37-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/436-20-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/436-1232-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/436-11-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/436-4798-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/436-5237-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/1096-0-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/1096-10-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB