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Analysis

  • max time kernel
    1s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/01/2024, 16:41

General

  • Target

    4ed3921e940ee7d187b6ff39e253853d.exe

  • Size

    209KB

  • MD5

    4ed3921e940ee7d187b6ff39e253853d

  • SHA1

    ae3a3acb97f42f52e50cdd93a7643be732f286ca

  • SHA256

    a520c5d81ccf5fb7701c0540f4fac5046e9e8b2ea94f2fd808baa16b50f8d9e8

  • SHA512

    c19835ab6cfdf46e3a336ab2698c37703cdf65bbadffc8b42454c47c84dd076cab0025db47a92c0fb5bf74c5559058736c27f87802e386d816aa312c4baab0c8

  • SSDEEP

    3072:TlUz9nfwWiUVPtaebCOWiDyz0+amogwQQqA9k/0wMFZ9UMmICmvCZYO:TlUzEUNttCX2mDwQQp9k/0LMaCZ

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4ed3921e940ee7d187b6ff39e253853d.exe
    "C:\Users\Admin\AppData\Local\Temp\4ed3921e940ee7d187b6ff39e253853d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\48C1.tmp\vir.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Users\Admin\AppData\Local\Temp\u.dll
        u.dll -bat vir.bat -save 4ed3921e940ee7d187b6ff39e253853d.exe.com -include s.dll -overwrite -nodelete
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4520
        • C:\Users\Admin\AppData\Local\Temp\492E.tmp\mpress.exe
          "C:\Users\Admin\AppData\Local\Temp\492E.tmp\mpress.exe" "C:\Users\Admin\AppData\Local\Temp\exe492F.tmp"
          4⤵
          • Executes dropped EXE
          PID:5760
      • C:\Windows\SysWOW64\calc.exe
        CALC.EXE
        3⤵
          PID:4420
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
        PID:2220

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\48C1.tmp\vir.bat

        Filesize

        2KB

        MD5

        a82b16df789a5f6c704ed18b8edaf84a

        SHA1

        5558013a3b0f5640e00cc868e3f17855e2efd689

        SHA256

        13d9edea0b722d4941647aa8153ce877a94b8fa4c641887e7309801097df77af

        SHA512

        60074e236d290ee26dcb727a73bb003a2b1b3a4cff15346b2768d39cb9d689b0b6cc874f7de37a58624025ec6df0872d4b066e1bde48afe509b1d6cb583fbfd0

      • C:\Users\Admin\AppData\Local\Temp\u.dll

        Filesize

        92KB

        MD5

        ace4bef1eaa126302be21c4105cc6ea3

        SHA1

        227744c90647355a13c84178f9fedac3f75fdb97

        SHA256

        8a675772564f80e1e7c4e51cbb64e1ba19990a010b112abc5f050100a6765c66

        SHA512

        b4909dc9aabd8f478717a08e14648bc131b6176ac794991bd174f61dff9c3d15b0635352cce622e8088515fafbc447dd15717b3c2001ba34f86a19ba2abc4029

      • memory/912-0-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB

      • memory/912-1-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB

      • memory/912-71-0x0000000000400000-0x00000000004BF000-memory.dmp

        Filesize

        764KB

      • memory/5760-56-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/5760-63-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB