Analysis

  • max time kernel
    129s
  • max time network
    137s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26/05/2024, 06:07

General

  • Target

    klk.dll

  • Size

    18.1MB

  • MD5

    44b5e89a9f7bab889a4df60042872f17

  • SHA1

    cfc40cd4fdbda75d3ed52952c500d8ccc12f4a36

  • SHA256

    16745ae6670eba8a452a5e75fa6142564d31bd3b7d14766e04f1acb214f65703

  • SHA512

    7f18545da3e4fa726ec33345f7dc137eedf4961a1bd0582b51ee2258a6d5a115187a4e72ec3c7b6d29e33b0a4aa2560adec1833b4bda3f00a7b194ea71d95188

  • SSDEEP

    393216:kKRqNWNKROYkhkpXorNv+oXsDS3LNK3HOU6x0pW/lJktSrZPLAB:HANWKRrpYrNvou7NK3uU6E29dPL

Score
5/10

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\klk.dll,#1
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3268

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • memory/3268-0-0x00007FFE5B4E0000-0x00007FFE5C14E000-memory.dmp

          Filesize

          12.4MB

        • memory/3268-2-0x00007FFE7A500000-0x00007FFE7A502000-memory.dmp

          Filesize

          8KB

        • memory/3268-1-0x00007FFE7A4F0000-0x00007FFE7A4F2000-memory.dmp

          Filesize

          8KB

        • memory/3268-3-0x00007FFE5B2A0000-0x00007FFE5D365000-memory.dmp

          Filesize

          32.8MB

        • memory/3268-4-0x00007FFE5B2A0000-0x00007FFE5D365000-memory.dmp

          Filesize

          32.8MB