Analysis

  • max time kernel
    91s
  • max time network
    207s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    07/11/2024, 10:46

General

  • Target

    KernelBase.dll

  • Size

    281KB

  • MD5

    b03c89367c03c19a742482dc78904dd0

  • SHA1

    4dc055d5d64f5ba45347e0a5a372c306e65fa639

  • SHA256

    776a1ce170d3054cab68e00fbf26148184c2c4fe4529db6966359f0fb01db1ae

  • SHA512

    8e779a6c1bab066cff90c51e840f6b74e793a5f303cb05c1ad08135b453520beb586ffe4c99693065299819f9e94d7c29843dd9dd344228039ada80f12337652

  • SSDEEP

    6144:vRpWBpNEL1Me7RUnaKUyHS+dNF8DDpoHnYNCp6wm:ZpWrN+eYCCyHS+3GDDSHPp6

Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\KernelBase.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\KernelBase.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3112

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads