Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-07-2024 05:08

General

  • Target

    fb7e1e6fd8ad832b691ba3e00f49da75d3fe9c09b080a66d7f6d538f446d4149.exe

  • Size

    387KB

  • MD5

    e926a6e1e457f802edbbd789ca42c363

  • SHA1

    17b01fe06ed24e3d4851bb8a488e2d92050ce3ac

  • SHA256

    fb7e1e6fd8ad832b691ba3e00f49da75d3fe9c09b080a66d7f6d538f446d4149

  • SHA512

    bf7c6b444f3d227c43149a47c61fce1785db1e54f1ba118ac88e73530c359b2f7899376e96302873428b6939a959f0e76c110966d2511825746c782149825d2f

  • SSDEEP

    6144:yFpIP2zPVz7jUBs8hqcBCi6dbfra4erJlt9A+xX1oOAisEIWmGeNkfGuYF1moHXG:UpFahVy41

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:3444
      • C:\Users\Admin\AppData\Local\Temp\fb7e1e6fd8ad832b691ba3e00f49da75d3fe9c09b080a66d7f6d538f446d4149.exe
        "C:\Users\Admin\AppData\Local\Temp\fb7e1e6fd8ad832b691ba3e00f49da75d3fe9c09b080a66d7f6d538f446d4149.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1660
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3AB7.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1400
          • C:\Users\Admin\AppData\Local\Temp\fb7e1e6fd8ad832b691ba3e00f49da75d3fe9c09b080a66d7f6d538f446d4149.exe
            "C:\Users\Admin\AppData\Local\Temp\fb7e1e6fd8ad832b691ba3e00f49da75d3fe9c09b080a66d7f6d538f446d4149.exe"
            4⤵
            • Executes dropped EXE
            PID:2796
        • 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:2120
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2776
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:3352

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads

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

        Filesize

        252KB

        MD5

        e51b1ea24d8739a33beec03e98ea799d

        SHA1

        359852502dbf1c0e6a5b42f9bd279e3a164c5059

        SHA256

        bfee2fff789c9b51161e79e8d91a226773e5dfb5deb5f8bd2eb94d6cae2d9a61

        SHA512

        04659e8f2d599e4bc36589034ca1b8639e831f2a440ff2dc3c109b73a4d5372b34a43e1a09985623e4f7fac6fd3a4fd1255b591e88cadf234cc20c18c198c10a

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        571KB

        MD5

        32a47ed29c8398c458d2413fad7cb02d

        SHA1

        cf8314cd4dadc50e498eaf6ee5d647a5d59ddee7

        SHA256

        3721fc1c7ffe62d4a98152134f3a299de34ff6d53748d82cab90bf3c12518abd

        SHA512

        03c34989b1f269c7d9f8106be683f208c29f42397122994e0aab13f5537ec860e8ab07a5169056cdd2e24fc55a8ca7fd2b2c90e48135e9d75dbd67a33f0812e8

      • 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\$$a3AB7.bat

        Filesize

        722B

        MD5

        2a52712d706d6e0c27eaa056b198855a

        SHA1

        abadfb0af933aaeda34bdd35640e32beec855e65

        SHA256

        40511f2900ad7191a08968aa22c4e70dad933aaa1fffe29c2a397180db7fd4ef

        SHA512

        4611808384f20e5d4cd6acb56c7903efe154a2d38e6a79413d8eb17a34a7b725a4af510d416ac95300cd8dd6d752768860903f35f11565e017b2c98490fee3c7

      • C:\Users\Admin\AppData\Local\Temp\fb7e1e6fd8ad832b691ba3e00f49da75d3fe9c09b080a66d7f6d538f446d4149.exe.exe

        Filesize

        360KB

        MD5

        5fbd45261a2de3bb42f489e825a9a935

        SHA1

        ff388f6e9efe651ec62c4152c1739783e7899293

        SHA256

        9e63701598199d5c47217e23b44d0e3ec5d53f5419166b1b6c68a7e9e8fc47a4

        SHA512

        7f22b1995a07016adb342c551454d602bfbe511525139aee8581b62116608e9e278fd81c26382f1333c7eccded4474196e73c093bb5cbf8e8f203e865024c058

      • C:\Windows\Logo1_.exe

        Filesize

        27KB

        MD5

        e64ef364d16ee5080d92a0ce29745a57

        SHA1

        7cad20f8448225d876c51f447fce237435653013

        SHA256

        5bf21661082873e033505e0da51c119acaba12a6d18df121d44e6665a5a065bc

        SHA512

        f483b17532fb65a90952fc4a14492ee29109c1a69b34cfdbde19059438d14d3e42ce7e893f0c4fd794979a5055cc48613cf64486f8e27103b469100f8d1b1ff3

      • F:\$RECYCLE.BIN\S-1-5-21-2447855248-390457009-3660902674-1000\_desktop.ini

        Filesize

        8B

        MD5

        ee8c783242e20d39ed0878caba7b4548

        SHA1

        1556ec263d4ec9c198a44ea2ecc3c4141ef4509b

        SHA256

        83855d38f6399f8cd40257a5d87a328d41c21e0e50ad4c91de11897e03ad4532

        SHA512

        427491089ca5aecb5f365d6adf2e5c9d18a7acf93d471a425364dc504f581f29908df9abfa0fb721e768004737d6c250804dbf27b3c9e4b87532052810318f2a

      • memory/1660-10-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/1660-0-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-27-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-37-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-33-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-607-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-1232-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-1632-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-20-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-4787-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-11-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB

      • memory/2120-5226-0x0000000000400000-0x0000000000435000-memory.dmp

        Filesize

        212KB