Analysis

  • max time kernel
    140s
  • max time network
    161s
  • 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_2_04.mp3

  • Size

    39KB

  • MD5

    a2b711aa30ea84429973b2d025462d2e

  • SHA1

    86ddb97c4b70fd323a7ea9b082c5edc0597c6dad

  • SHA256

    71f1a917920406701c916c013af562150678d07bde6d397fca0341ee988b9d4c

  • SHA512

    ae1817417f877cc37e5303184887299ceed53e77eeff2c89bcdeaac9e83447ffdce09f1f7d8089beaef57974c270698f61eaf564f713bd6e88bbf63885c870a1

  • SSDEEP

    768:8S5VBOYfQdG3mGqGUdX7ObIYhvL0wJZrcWQTYfBsrh:8e8YI4qpLOMYpgoZwWQMpoh

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_2_04.mp3"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1712
    • 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_2_04.mp3"
      2⤵
        PID:932
      • C:\Windows\SysWOW64\unregmp2.exe
        "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2736
        • C:\Windows\system32\unregmp2.exe
          "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
          3⤵
          • Enumerates connected drives
          • Suspicious use of AdjustPrivilegeToken
          PID:2380

    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

      8f7c65e0fce3f8147f5109004eabad9b

      SHA1

      fa1f0c27f8988bfb1985628b962a048fbeae1933

      SHA256

      bbfe88e511f4cad914711f616dca352b6a877252378642aaf6c84a0b664037a5

      SHA512

      fc3d02f36820854c2f33bae09a7a748095e5b21afa064193630fd8541453880e21718b81feff10bb714f235f7c5a218a3e8854d8cf10f0aaca74c22e3ff0751d