Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/06/2024, 00:29

General

  • Target

    50bbf35349da1a736b344eee8e8a8ac9dd3746ab836be7363a1cc4a18327f503.exe

  • Size

    64KB

  • MD5

    49a25636f673c1adb16d8a73f2fe7a27

  • SHA1

    0df6ddb611d825ffa2d65589ddeb632ac74ff5ad

  • SHA256

    50bbf35349da1a736b344eee8e8a8ac9dd3746ab836be7363a1cc4a18327f503

  • SHA512

    1c03a8ac7cac88c6e9e0877ec9370746b9faf8dce302856c7d2a09859570688a3a8a8570932e387e8a4f4a2a6228bf7dc813598eaebcc71df3feab336c4071af

  • SSDEEP

    1536:u3SHmLKarIpYCriw+d9bHrkT5gUHz7FxtJ:ukF3pxrBkfkT5xHzD

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 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3432
      • C:\Users\Admin\AppData\Local\Temp\50bbf35349da1a736b344eee8e8a8ac9dd3746ab836be7363a1cc4a18327f503.exe
        "C:\Users\Admin\AppData\Local\Temp\50bbf35349da1a736b344eee8e8a8ac9dd3746ab836be7363a1cc4a18327f503.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3328
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a52B4.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:228
          • C:\Users\Admin\AppData\Local\Temp\50bbf35349da1a736b344eee8e8a8ac9dd3746ab836be7363a1cc4a18327f503.exe
            "C:\Users\Admin\AppData\Local\Temp\50bbf35349da1a736b344eee8e8a8ac9dd3746ab836be7363a1cc4a18327f503.exe"
            4⤵
            • Executes dropped EXE
            PID:3736
        • 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:3952
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2260
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:4476

      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

        cf7ad075af6662955c6fc8ec1f6db232

        SHA1

        0a59ac0f2c12305f206995fd1418600cd32bf431

        SHA256

        e2ba1777c9a6b8eb2a78a16d3d048cfab1bfb5c0d01389a58eaab4de1a8b133e

        SHA512

        24c678bfb9601658d6c2838017e387a9cc215b08fc0bf70812d87f05a75919b16d6ca0fb6e36d6a6e5937cf0fb923946ce2a4f63ba02f847d6f71ebb8312e64b

      • C:\Program Files\WatchRegister.exe

        Filesize

        237KB

        MD5

        f5610d0cea8bd0395eb6e4d057a66701

        SHA1

        49f5a14430a76c8fac9d5fbea3b60a123680cc7b

        SHA256

        32522424a02fe558c243cf42574d637eeb951d8fe0f1083aa2d34e55255fd103

        SHA512

        307d24f57bc2efa1cf3349e4fa0dfdfe0010499fdccbf797544b19d78be52b294612cfd48fd8197d400348b56d3a6dddaf664f58ad74cabb0b200b3abb4f3799

      • 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\$$a52B4.bat

        Filesize

        722B

        MD5

        2f6899c1a283a0d55416908e9f4b2434

        SHA1

        5e290ecd4ed2559a4b5fe0a94f255d015f608baf

        SHA256

        739e2a91645e4ecf8a5650283797c601fc44b800c3c2a227d3a695091448b5e4

        SHA512

        f57b944f8dd8397820f730cdb51e3c1f5506c3aaa8c08779047bdd3413a49d59ec9805464b73ca513396378c835fac039b629743e4781c9315ab0fa9eb6c8ce7

      • C:\Users\Admin\AppData\Local\Temp\50bbf35349da1a736b344eee8e8a8ac9dd3746ab836be7363a1cc4a18327f503.exe.exe

        Filesize

        36KB

        MD5

        9f498971cbe636662f3d210747d619e1

        SHA1

        44b8e2732fa1e2f204fc70eaa1cb406616250085

        SHA256

        8adf6748981c3e7b62f5dbca992be6675574fffbce7673743f2d7fe787d56a41

        SHA512

        b73083c2f7b028d2946cb8f7b4fe2289fedaa4175364a2aac37db0aeff4602aede772ccc9eba7e6dcfcb7276e52604ca45d8021952201b5834485b48bca3dc93

      • C:\Windows\Logo1_.exe

        Filesize

        27KB

        MD5

        df9b23c4e6e77120aca615976e4dd91b

        SHA1

        76c44eb0bc12a524faba18b297009b98e494cc7b

        SHA256

        25ae5f7f2dd9c451dc2f12a5ab2edf4b7e22e50802c45b638ce03573d5372948

        SHA512

        7d0d0ff426cd261022b9506c7cc0ef8219937c890a52b0674010122c45c5740bd06627e3b27fb9e80202dd562120bcc7d57273569ceea7e3d49a947743dc06d3

      • F:\$RECYCLE.BIN\S-1-5-21-2804150937-2146708401-419095071-1000\_desktop.ini

        Filesize

        8B

        MD5

        9bf5ad0e8bbf0ba1630c244358e5c6dd

        SHA1

        25918532222a7063195beeb76980b6ec9e59e19a

        SHA256

        551cc5b618f0fa78108dd2388d9136893adb10499e4836e9728f4e96530bf02f

        SHA512

        7fdce76bb191d4988d92e3d97ce8db4cae1b5c1f93198bffc4e863d324d814246353200d32ea730f83345fcb7ad82213c2bcd31351e905e473d9596bc7b43ad3

      • memory/3328-9-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3328-0-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3952-27-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3952-37-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3952-33-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3952-1232-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3952-20-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3952-4798-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3952-11-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/3952-5237-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB