Analysis

  • max time kernel
    128s
  • max time network
    142s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11-04-2024 00:50

General

  • Target

    $TEMP/dxredist/dsetup32.dll

  • Size

    1.5MB

  • MD5

    d8fa7bb4fe10251a239ed75055dd6f73

  • SHA1

    76c4bd2d8f359f7689415efc15e3743d35673ae8

  • SHA256

    fb0e534f9b0926e518f1c2980640dfd29f14217cdfa37cf3a0c13349127ed9a8

  • SHA512

    73f633179b1340c1c14d0002b72e44cab1919d0ef174f307e4bfe6de240b0b6ef233e67a8b0a0cd677556865ee7b88c6de152045a580ab9fbf1a50d2db0673b4

  • SSDEEP

    24576:CIQ+ddddddddddddddxOOOOOOOOOOOOOO2iWeXiWeXiWeXiWeXiWeXiWeXiWeXi+:CIQsOOOOOOOOOOOOOO2iWeXiWeXiWeXf

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\dxredist\dsetup32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\dxredist\dsetup32.dll,#1
      2⤵
      • Drops file in Windows directory
      PID:2876

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\Logs\DXError.log

    Filesize

    186B

    MD5

    bf50890b865f775c9f91c88ec2735610

    SHA1

    b883c581753978410b7f5350bd4e73774d2edfcc

    SHA256

    bb851d23b7bcf5bf4c32cb4b7629d729ff91a54801792e8327a3bca377c6eae7

    SHA512

    602f6634f9a0836c18c10216ac4182a26a5c67c93ca8aeff6328ccbc91bb3677b208384a49d772dab26a7da7f54afbdbb98160306dacfb41506f1c2e09361aba

  • C:\Windows\Logs\DirectX.log

    Filesize

    679B

    MD5

    6d15734249b1ea7920bdabe7c8b5b27b

    SHA1

    faf66ad0467909e5a4641b8efc81f4d03e12cad9

    SHA256

    4a1aac91c68ee9fbe9914468b55dd8f09eb16bd85f4b400a2be8b99f196e8beb

    SHA512

    11e438209dabbb4827c16e69f85470e2edad8202951d0510d50b9c8f503ab4032c7c4765e66610bc88533237e465a6c6f29d4252376e7d4717e99c36d1c2740b