Analysis

  • max time kernel
    351s
  • max time network
    354s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    05-03-2023 00:26

General

  • Target

    SKlauncher 3.0.exe

  • Size

    1.2MB

  • MD5

    32c7e3347f8e532e675d154eb07f4ccf

  • SHA1

    5ca004745e2cdab497a7d6ef29c7efb25dc4046d

  • SHA256

    107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b

  • SHA512

    c82f3a01719f30cbb876a1395fda713ddba07b570bc188515b1b705e54e15a7cca5f71f741d51763f63aa5f40e00df06f63b341ed4db6b1be87b3ee59460dbe2

  • SSDEEP

    24576:Dh199z42ojP6a7HJlF9eu5XFQZSIZeNGdmEE8H17UBcegl:R9zbgH3euNFQZr/oEE892cfl

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.exe
    "C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
      "C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -Xms32m -Xmx256m -jar "C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:4148
  • C:\Windows\system32\werfault.exe
    werfault.exe /h /shared Global\9c97b8cb6db84d9392a6a8b380f397a1 /t 3652 /p 4148
    1⤵
      PID:1792

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\flatlaf.temp\flatlaf-windows-x86_64-4124846500000.dll

      Filesize

      9KB

      MD5

      697d496ac9f5aaab8ae025322358c61e

      SHA1

      2043eac8cdcc2e24b854af1eacd77a5f2a395a27

      SHA256

      a7273a4cf48ab3413f2c186cc95a3367a73ce99f8d45329383219d4cc27003aa

      SHA512

      b6702cd49a3af9f97f697565136f140692af9f8b271e672f2e91c920a23212b778583786f2377078117113647926338614a92c4a2423318b7a21ba2fe3a89838

    • memory/3680-133-0x0000000000400000-0x0000000000435000-memory.dmp

      Filesize

      212KB

    • memory/4148-146-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/4148-151-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/4148-194-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/4148-206-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/4148-216-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/4148-217-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/4148-218-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/4148-240-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/4148-255-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB