Analysis

  • max time kernel
    138s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-06-2024 06:37

General

  • Target

    $PLUGINSDIR/blowfish.dll

  • Size

    22KB

  • MD5

    5afd4a9b7e69e7c6e312b2ce4040394a

  • SHA1

    fbd07adb3f02f866dc3a327a86b0f319d4a94502

  • SHA256

    053b4487d22aacf8274bab448ae1d665fe7926102197b47bfba6c7ed5493b3ae

  • SHA512

    f78efe9d1fa7d2ffc731d5f878f81e4dcbfaf0c561fdfbf4c133ba2ce1366c95c4672d67cae6a8bd8fcc7d04861a9da389d98361055ac46fc9793828d9776511

  • SSDEEP

    384:yTxz0Cv0hqd+1TjQmd9YWrSUEc//////OD5hF92IJpJgLa0MpoYfAz6S:jCvsqdS3QGBREc//////Q53NgLa1ub

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\$PLUGINSDIR\blowfish.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#1
      2⤵
        PID:2528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 612
          3⤵
          • Program crash
          PID:2844
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2528 -ip 2528
      1⤵
        PID:3444
      • 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 --field-trial-handle=4544,i,8660989700097327804,17931739887231169645,262144 --variations-seed-version --mojo-platform-channel-handle=4256 /prefetch:8
        1⤵
          PID:552

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • memory/2528-0-0x0000000000400000-0x000000000040C000-memory.dmp

          Filesize

          48KB