Analysis

  • max time kernel
    47s
  • max time network
    60s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-06-2024 13:24

General

  • Target

    resource/sound/ns_1_03.mp3

  • Size

    22KB

  • MD5

    ecbdb36d82691f7b8bd81d520fcfa156

  • SHA1

    a7aa28a6ca1d704fe209110d6063ad71fa756c35

  • SHA256

    5534a1a106441b64400be52bad51597f7a276e87e89bdcf2a46d0f3cdc4909c0

  • SHA512

    cbb609a2282af935e71226ec358448b6ffb845443271c36000604eab8acc6990a985971abfe902028de471a82c557aa88fcdcfd852f880491b305801908617d6

  • SSDEEP

    384:YaBTIStbuil81ECKigp42Cb0ans7ixMw96QyIk+EkVPfyc9d/fRZ:Y40Wbui6fgkhnXMwYo1xfFXZ

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\resource\sound\ns_1_03.mp3"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3608
    • C:\Program Files (x86)\Windows Media Player\setup_wm.exe
      "C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\resource\sound\ns_1_03.mp3"
      2⤵
        PID:1688
      • C:\Windows\SysWOW64\unregmp2.exe
        "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2332
        • C:\Windows\system32\unregmp2.exe
          "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
          3⤵
          • Enumerates connected drives
          • Suspicious use of AdjustPrivilegeToken
          PID:2848

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
      Filesize

      64KB

      MD5

      987a07b978cfe12e4ce45e513ef86619

      SHA1

      22eec9a9b2e83ad33bedc59e3205f86590b7d40c

      SHA256

      f1a4a978ce1c4731df1594043135cf58d084fdf129dd1c8e4507c9e06eac5ea8

      SHA512

      39b86540e4d35c84609ef66537b5aa02058e3d4293f902127c7d4eac8ffc65920cb5c69a77552fc085687eed66e38367f83c177046d0ecb8e6d135463cc142aa

    • C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML
      Filesize

      9KB

      MD5

      7050d5ae8acfbe560fa11073fef8185d

      SHA1

      5bc38e77ff06785fe0aec5a345c4ccd15752560e

      SHA256

      cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

      SHA512

      a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

    • C:\Users\Admin\AppData\Local\Temp\wmsetup.log
      Filesize

      1KB

      MD5

      afc2930909ddf809469ede0368f93449

      SHA1

      3a1f9b037799e6528aacc5b6d25586e6d828fce1

      SHA256

      cbb1f66d57c507a19dd0abd18c73fc57ca493819775bc992c40d36b9fcd0e10a

      SHA512

      30334106bbbacbf9da5488297c289f4c6b8c8dd6e197d783fa7a501670f653f40b6b524a487c8282791d6a943b7329a635e1d2ddc33024f74293aff7c03c31d2