Analysis

  • max time kernel
    302s
  • max time network
    319s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-03-2024 22:20

General

  • Target

    $PLUGINSDIR/System.dll

  • Size

    31KB

  • MD5

    dab726bff7cb0f079d232b2c4d0efd8d

  • SHA1

    4d0ebe0facbb66c9c03e3f6b5beb411cb75d9ec9

  • SHA256

    9d46463e1925bf29cd86c7a56ccf540f1eeef3cb50064a222b84703436cd7e8c

  • SHA512

    6aa6097777afdcb073b8fc8ace1a244ac9215ec152720d8b4a32f6196181b135a900491c7fea72bf1df9ed69e51b90cd21eca4ed902d8503d0b1b04c162a2162

  • SSDEEP

    384:Q/h37/UFERnoxFtgQw+S4nebga3ZBB/Ykv44IwwH9tPPPPPPPPPP6MIkwQeKe/u+:QNQyVOFSR+SfTZlvCH91ze3WAz

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\System.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:812
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
      2⤵
        PID:4192
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 612
          3⤵
          • Program crash
          PID:3200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4192 -ip 4192
      1⤵
        PID:1704
      • 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=4072 --field-trial-handle=2972,i,4036376905309803364,5412922217215781933,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:2160

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • memory/4192-0-0x00000000751E0000-0x00000000751F0000-memory.dmp

          Filesize

          64KB