Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 15:53

General

  • Target

    OfflineExplorerEnterprise/Offline Explorer Enterprise/lucene.dll

  • Size

    395KB

  • MD5

    c46cf8f3dd4404bd77f60ed24d043465

  • SHA1

    19d1d5aba7aa50604f142e84c862c6039144fafa

  • SHA256

    95401de50a76ca568a7870f80f38a25ae3210c7a338d8f61e98383a89bc9b837

  • SHA512

    d8469258f52da6ff39f9590a2f1b6c1e33c044dc1b73a3078c48790e3bb9addae7afc5426e05db97602034c534070f71912df06a8517190ad5b56e035589d157

  • SSDEEP

    6144:G9vjIfkBWHhIv9UfQKR0NETCAJDn4IWFdOjG9RvcvYfAODvumKcHeG:G9vUfpBIvqXz43FdyYfxvVKc+G

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\OfflineExplorerEnterprise\Offline Explorer Enterprise\lucene.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\OfflineExplorerEnterprise\Offline Explorer Enterprise\lucene.dll",#1
      2⤵
        PID:2188
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 600
          3⤵
          • Program crash
          PID:1848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2188 -ip 2188
      1⤵
        PID:2344

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/2188-0-0x0000000010000000-0x000000001014B000-memory.dmp
        Filesize

        1.3MB

      • memory/2188-1-0x0000000010000000-0x000000001014B000-memory.dmp
        Filesize

        1.3MB