Overview

overview

9

Static

static

3

ultraddos.exe

windows7-x64

7

ultraddos.exe

windows11-21h2-x64

9

Analysis

  • max time kernel
    870s
  • max time network
    872s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    14/06/2024, 19:12

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General

  • Target
    ultraddos.exe
  • Size 12.5MB
  • Sample240614-xw1exssfld
  • SHA256 5a000dfadc5854935e75024fc35aeaa461d8f9ac997730310fe19638006745ac
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
discovery

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Loads dropped DLL 21 IoCs
  • Unexpected DNS network traffic destination 64 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ultraddos.exe
    "C:\Users\Admin\AppData\Local\Temp\ultraddos.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3356
    • C:\Users\Admin\AppData\Local\Temp\ultraddos.exe
      "C:\Users\Admin\AppData\Local\Temp\ultraddos.exe"
      2⤵
      • Loads dropped DLL
      PID:5040

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        MSVCP140.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\MSVCP140.dll
        • Size 613KB
        • SHA256 99e3e25cda404283fbd96b25b7683a8d213e7954674adefa2279123a8d0701fd
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _imaging.cp39-win_amd64.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\PIL\_imaging.cp39-win_amd64.pyd
        • Size 3.1MB
        • SHA256 439e81562020d337965bb6f5d71ac7efbf43cac6fef67b092c17d52a798bf2f0
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        VCRUNTIME140.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\VCRUNTIME140.dll
        • Size 94KB
        • SHA256 e1d6f78a72836ea120bd27a33ae89cbdc3f3ca7d9d0231aaa3aac91996d2fa4e
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _bz2.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\_bz2.pyd
        • Size 84KB
        • SHA256 9483c4853ca1da3c5b2310dbdd3b835a44df6066620278aa96b2e665c4b4e86b
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _ctypes.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\_ctypes.pyd
        • Size 123KB
        • SHA256 1548506345d220d68e9089b9a68b42a9d796141eb6236e600283951cb206eaa1
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _hashlib.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\_hashlib.pyd
        • Size 64KB
        • SHA256 7936413bc24307f01b90cac2d2cc19f38264d396c1ab8eda180abba2f77162eb
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _lzma.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\_lzma.pyd
        • Size 159KB
        • SHA256 4797aaf192eb56b32ca4febd1fad5be9e01a24e42bf6af2d04fcdf74c8d36fa5
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _queue.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\_queue.pyd
        • Size 28KB
        • SHA256 b0bd6330c525b4c64d036d29a3733582928e089d99909500e8564ae139459c5f
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _socket.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\_socket.pyd
        • Size 78KB
        • SHA256 241db349093604ab25405402ba8c4212016657c7e6a10edd3110abeb1cc2e1ba
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _ssl.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\_ssl.pyd
        • Size 151KB
        • SHA256 31c95af04a76d3badbdd3970d9b4c6b9a72278e69d0d850a4710f1d9a01618d7
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        _tkinter.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\_tkinter.pyd
        • Size 64KB
        • SHA256 cea57bb0f8c71c526e8bf799c3b53264b2405ed954122498f92e29735dde2901
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        base_library.zip
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\base_library.zip
        • Size 764KB
        • SHA256 ab34fb921a79e9b635d5dd17f3c1b24456d07e4165defdb3c1d047eff0efdb48
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        libcrypto-1_1.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\libcrypto-1_1.dll
        • Size 3.3MB
        • SHA256 664c3e52f914e351bb8a66ce2465ee0d40acab1d2a6b3167ae6acf6f1d1724d2
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        libffi-7.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\libffi-7.dll
        • Size 32KB
        • SHA256 f60dd9f2fcbd495674dfc1555effb710eb081fc7d4cae5fa58c438ab50405081
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        libssl-1_1.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\libssl-1_1.dll
        • Size 678KB
        • SHA256 b7c0e42c1a60a2a062b899c8d4ebd0c50ef956177ba21785ce07c517c143aeaf
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        pyexpat.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\pyexpat.pyd
        • Size 199KB
        • SHA256 ab0814b19fd6b10d2729a907cf449f8a858a42b3f1288fb1c93b62950059295d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        python39.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\python39.dll
        • Size 4.3MB
        • SHA256 e456ef44b261f895a01efb52d26c7a0c7d7d465b647a7b5592708ebf693f12a3
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        select.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\select.pyd
        • Size 28KB
        • SHA256 5361da714a61f99136737630d50fa4e975d76f5de75e181af73c5a23a2b49012
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        tcl86t.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl86t.dll
        • Size 1.6MB
        • SHA256 f650d6bc321bcda3fc3ac3dec3ac4e473fb0b7b68b6c948581bcfc54653e6768
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        msgcat-1.6.1.tm
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl8\8.5\msgcat-1.6.1.tm
        • Size 33KB
        • SHA256 4fdf70fdcedef97aa8bd82a02669b066b5dfe7630c92494a130fc7c627b52b55
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        auto.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl\auto.tcl
        • Size 20KB
        • SHA256 f385515658832feb75ee4dce5bd53f7f67f2629077b7d049b86a730a49bd0840
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        cp1252.enc
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl\encoding\cp1252.enc
        • Size 1KB
        • SHA256 14df3ae30e81e7620be6bbb7a9e42083af1ae04d94cf1203565f8a3c0542ace0
        • MD5 SHA1 SHA512
        Submit Download

        pkgIndex.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl\http1.0\pkgIndex.tcl
        • Size 735B
        • SHA256 420c4b3088c9dacd21bc348011cac61d7cb283b9bee78ae72eed764ab094651c
        • MD5 SHA1 SHA512
        Submit Download

        init.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl\init.tcl
        • Size 23KB
        • SHA256 bc492b19308bc011cfcd321f1e6e65e6239d4eeb620cc02f7e9bf89002511d4a
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        pkgIndex.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl\opt0.4\pkgIndex.tcl
        • Size 607B
        • SHA256 eb9925a8f0fcc7c2a1113968ab0537180e10c9187b139c8371adf821c7b56718
        • MD5 SHA1 SHA512
        Submit Download

        package.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl\package.tcl
        • Size 22KB
        • SHA256 47b6af117199b1511f6103ec966a58e2fd41f0aba775c44692b2069f6ed10bad
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        tclIndex
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl\tclIndex
        • Size 5KB
        • SHA256 abf7d9d1e86de931096c21820bfa4fd70db1f55005d2db4aa674d86200867806
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        tm.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tcl\tm.tcl
        • Size 11KB
        • SHA256 6437bd7040206d3f2db734fa482b6e79c68bcc950fba80c544c7f390ba158f9b
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        tk86t.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk86t.dll
        • Size 1.4MB
        • SHA256 1a6d0871be2fa7153de22be008a20a5257b721657e6d4b24da8b1f940345d0d5
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        button.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\button.tcl
        • Size 20KB
        • SHA256 0d95949cfacf0df135a851f7330acc9480b965dac7361151ac67a6c667c6276d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        entry.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\entry.tcl
        • Size 16KB
        • SHA256 8f57a23c5190b50fad00bdee9430a615ebebfc47843e702374ae21beb2ad8b06
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        icons.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\icons.tcl
        • Size 10KB
        • SHA256 a78388d68600331d06bb14a4289bc1a46295f48cec31ceff5ae783846ea4d161
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        listbox.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\listbox.tcl
        • Size 14KB
        • SHA256 39721233855e97bfa508959b6dd91e1924456e381d36fdfc845e589d82b1b0cc
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        menu.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\menu.tcl
        • Size 37KB
        • SHA256 564ac0040176cc5744e3860abc36b5ffbc648da20b26a710dc3414eae487299b
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        panedwindow.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\panedwindow.tcl
        • Size 5KB
        • SHA256 4adf738b17691489c71c4b9d9a64b12961ada8667b81856f7adbc61dffeadf29
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        pkgIndex.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\pkgIndex.tcl
        • Size 363B
        • SHA256 cd44ee7f76c37c0c522bd0cfca41c38cdeddc74392b2191a3af1a63d9d18888e
        • MD5 SHA1 SHA512
        Submit Download

        scale.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\scale.tcl
        • Size 7KB
        • SHA256 58c662dd3d2c653786b05aa2c88831f4e971b9105e4869d866fb6186e83ed365
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        scrlbar.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\scrlbar.tcl
        • Size 12KB
        • SHA256 6ba3e2d62bd4856d7d7ae87709fcaa23d81efc38c375c6c5d91639555a84c35d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        spinbox.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\spinbox.tcl
        • Size 15KB
        • SHA256 5d6e939b44f630a29c4fcb1e2503690c453118607ff301bef3c07fa980d5075a
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        text.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\text.tcl
        • Size 32KB
        • SHA256 bccc1039f0eb331c4bb6bd5848051bb745f242016952723478c93b009f63d254
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        tk.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\tk.tcl
        • Size 22KB
        • SHA256 e1067a0668debb2d8e8ec3b7bc1aec3723627649832b20333f9369f28e4dfdbf
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        ttk.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\tk\ttk\ttk.tcl
        • Size 4KB
        • SHA256 61baa0268770f127394a006340d99ce831a1c7ad773181c0c13122f7d2c5b7f6
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        unicodedata.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\_MEI33562\unicodedata.pyd
        • Size 1.1MB
        • SHA256 ba6606dcdf1db16a1f0ef94c87adf580bb816105d60cf08bc570b17312a849da
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download