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Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 09:30

General

  • Target

    f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088.exe

  • Size

    6.9MB

  • MD5

    c81fd121e8c8832e1037cd83388131b1

  • SHA1

    0c78e824dfa0a2588df23204fb9aa48d7b1a0369

  • SHA256

    f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088

  • SHA512

    d53d195535beacd0602d8bddeb849eace4e1d02a0154c2ab29c12274ebe20f7e9b3fde8509a89c86882f54658b0f243a4b270aa0a19dfa01b21457c0a1f4b3e6

  • SSDEEP

    196608:9yD4UUAnfcrSuleVp+jatZRGrrC/sF5wvACzj:Y4Uvfc2RGatZcXF5uzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 63 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088.exe
    "C:\Users\Admin\AppData\Local\Temp\f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Users\Admin\AppData\Local\Temp\is-UFN7V.tmp\f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-UFN7V.tmp\f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088.tmp" /SL5="$501E4,6986290,68096,C:\Users\Admin\AppData\Local\Temp\f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2272
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2388
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i
          3⤵
          • Executes dropped EXE
          PID:660
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3328
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4568
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:376

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        122KB

        MD5

        91e7aa7e2d0c74876e90fc8ded7418c8

        SHA1

        754c699e945f471bb17cfa12affa9f4bde94767b

        SHA256

        e7ac020c2960454b8c2334b51403cb2542e36a8a4b74df948704f2708fa7a54f

        SHA512

        9568e10f8dcd422d3d1d86beebf7a7c186eaecc737988ac02f27c2454154c014e76d3a047f619fcc20da793e0a88856c4d74ee08ceb21532e8b2870cd80bc02f

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        142KB

        MD5

        0afa8b8241629a14fc4bf92f4b4493d2

        SHA1

        9ac65d92c6a815f21591524fb494ea62d8832495

        SHA256

        5b5e9ea6b247d27ae1afefd1743ad8194b643e0ee8a4941b04ef843ff05c0be3

        SHA512

        1293efadeb8b1701dbcc67ade26b9dcbe70a27a3a1d9ae53eed4bbbec65a710f6ac8de28e2896838f0eac997b5abaf4d6c87ab7de011f2685934b5aaabbae556

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        84KB

        MD5

        5b29f6dba58e43aecde30fe3722238b7

        SHA1

        2bbc9bd5d23378cc8421582431b0e94871105dd7

        SHA256

        33911af24a47f2368df7fe135919a95eb2ae5db47acfc4e7e5efa6c44f843cdc

        SHA512

        7c6d973fa6278ec139be17d47ea284ff2ed4aacb4fa54f15845a7a3461b6451e2420f47486ae88ba43e9684ead909c37f4f55ca0e0b96dff5893432e270ee51c

      • C:\Users\Admin\AppData\Local\Temp\is-C2FJD.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-C2FJD.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-UFN7V.tmp\f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088.tmp

        Filesize

        487KB

        MD5

        f2dcff854e631e03427ac66acb587833

        SHA1

        10739da00c947a9ade05b92f8938f09ead9061b7

        SHA256

        e95998649a6d15a27801a5fa1b5e677c3c6ebf6eb03295b9ec682d4e5501391e

        SHA512

        9bc33cdd381f2820bb1b01a9e29993acde6d6d4853432492bc6bc7de870a32886c2b2060185f24a8cecd7e7563cd8a577cf0fae5555825bbf9df37a64b885319

      • C:\Users\Admin\AppData\Local\Temp\is-UFN7V.tmp\f60f461e1ec8a37c6d076def491620832607802937f3b6d1fb00dfd3e5c0f088.tmp

        Filesize

        396KB

        MD5

        5b24254596f31d0ead005986aebf1b0e

        SHA1

        32b0c7630c08323f859a90d38345979adcfb3ff5

        SHA256

        e8734064ef7c7ba1c5f37732e3f66161fd96f99e4cbe8cadc508a3841b793448

        SHA512

        06480db7d5f1e4c4bdcd880ba97b19cd4015c8b223028efc3b10b6d54f08dd4cfd4a28b7a15472b28ba29ab08e80d0688c08174f314e6ebc067b7a3226d1ff0d

      • memory/660-154-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/660-151-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/660-152-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/660-155-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/2272-10-0x0000000000750000-0x0000000000751000-memory.dmp

        Filesize

        4KB

      • memory/2272-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2272-163-0x0000000000750000-0x0000000000751000-memory.dmp

        Filesize

        4KB

      • memory/3328-162-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-178-0x00000000006F0000-0x000000000078E000-memory.dmp

        Filesize

        632KB

      • memory/3328-158-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-209-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-206-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-202-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-166-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-167-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-170-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-173-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-176-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-159-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-182-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-183-0x00000000006F0000-0x000000000078E000-memory.dmp

        Filesize

        632KB

      • memory/3328-186-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-189-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-190-0x00000000006F0000-0x000000000078E000-memory.dmp

        Filesize

        632KB

      • memory/3328-193-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-196-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3328-199-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/4556-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4556-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4556-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB