Analysis

  • max time kernel
    125s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 11:01

General

  • Target

    $TEMP/SDM143/Splasher.dll

  • Size

    475KB

  • MD5

    41d94c8eb8cb17e04f8ec6e14132f9ca

  • SHA1

    add92b031eb36b26335763780df88bca58636ed7

  • SHA256

    2e522a4da2c291ebcde484b4a04a6ef0691a732b9db454f12399d3e577327c96

  • SHA512

    0561594d671cc64717463d59e2f076453614584ccdd47b4a39cd347e9999ba63463233c75dd9972102a2634b1abfe6c97fa8f682d944bc5cf129724b7595faa7

  • SSDEEP

    12288:2I2EL1NaycNyL+kNmQLnmQtMleiQ8Zceqw1:tTayPLDltMUiQ8Zceqw1

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\$TEMP\SDM143\Splasher.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2676
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\SDM143\Splasher.dll,#1
      2⤵
        PID:208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 600
          3⤵
          • Program crash
          PID:4912
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 208 -ip 208
      1⤵
        PID:5112
      • 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 --field-trial-handle=3792,i,14221647728265121051,6840906015709541562,262144 --variations-seed-version --mojo-platform-channel-handle=4092 /prefetch:8
        1⤵
          PID:5056

        Network

              MITRE ATT&CK Matrix

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