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Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/03/2024, 16:39

General

  • Target

    bc4b4c670ca228c2bf721a6937508a32.dll

  • Size

    93KB

  • MD5

    bc4b4c670ca228c2bf721a6937508a32

  • SHA1

    71b16d3ee894c813a7255be3b8706434b3cf17f6

  • SHA256

    159535b210161897c7d7f2d0c7b9854d3691d12b161cff0a07a159f3ff19468d

  • SHA512

    65024372c8059518a4912866fbeb5df5d799f79324d42aded5783c7195a7119c437affc2701ac725f95acb3c1389b8a00f91de138af58477db2fbe073a643fb6

  • SSDEEP

    1536:pJhZDMijwmrl9qclu7tR6UMIth7hf9Gp7UxnrCezyGNVkPGzehYE4FplHppfFO:VZw4HZu7tbd7VGp7UeeG1Es8tJBFO

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\bc4b4c670ca228c2bf721a6937508a32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4580
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc4b4c670ca228c2bf721a6937508a32.dll,#1
      2⤵
        PID:2312
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 580
          3⤵
          • Program crash
          PID:1928
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2312 -ip 2312
      1⤵
        PID:2940
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4068 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:1164

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2312-0-0x0000000010000000-0x0000000010025000-memory.dmp

          Filesize

          148KB

        • memory/2312-1-0x0000000000BF0000-0x0000000000D06000-memory.dmp

          Filesize

          1.1MB