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Analysis

  • max time kernel
    112s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/06/2023, 23:21

General

  • Target

    8c3cdb618b0abcc819c9879773d231e5.mp4

  • Size

    2.3MB

  • MD5

    b44a8e7be11ab04077d05e276433209d

  • SHA1

    27723d2c5a67a30e770c6a97ee3eefefe0518c3a

  • SHA256

    ff4bd330610c28a3da19bc0cb5fb77e3970b18ad563721a8b4b06f42657f2f5d

  • SHA512

    b3295d0b4167dd7e5bcc1e7b6a93867e8c7e0942f12bdde8573ad025d590f9a9b43b2f6279cd49194d5e7b4f7080528168cccb4e9b94e0715a19938422f4e46b

  • SSDEEP

    49152:b2yneuPM8vBnNNWijrXM4dnv/lp13xMjv+ZfSP3FI9s:3PZaijA4dn860a9s

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 24 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\8c3cdb618b0abcc819c9879773d231e5.mp4"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1200
    • 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\8c3cdb618b0abcc819c9879773d231e5.mp4"
      2⤵
        PID:3428
      • C:\Windows\SysWOW64\unregmp2.exe
        "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1780
        • C:\Windows\system32\unregmp2.exe
          "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
          3⤵
          • Enumerates connected drives
          • Suspicious use of AdjustPrivilegeToken
          PID:1636

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

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

      Filesize

      64KB

      MD5

      dbfc662304aa4236ac6c685fdd3ee597

      SHA1

      bee96b9256c93a35398a8c6a341da9470c6101c2

      SHA256

      dfd76fd8ae4d04c006729be160e7c23fe8e003e7094a54abf3a5aaee1a5c5590

      SHA512

      6730c50e8217e93d819b24a76af50ed9afeb34c73f32bcf65cca1bac139219c4897f7a43faa7a88909b32777420f47beb2a1ab23fad5886ef4da35226305c42b

    • 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

      3dc9a40a03a9e26864ea69a3904b18a2

      SHA1

      61cd8321218f88d32941293038d4067d0ae76207

      SHA256

      e0cae13ab3deb04118ee67abc1b3855006863f05536354cb3e0e7781f6a2d53b

      SHA512

      6ca73d9344088fd49f4b2aadc790a2de0daaa8882f4cbb8cada40750d8b847c7c9dda8b1693afa159d66baded96bb9ab44069e0d4e0bd07ca23fefda1ce9f248