Analysis

  • max time kernel
    138s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/10/2024, 00:31

General

  • Target

    MonsterBattle.dll

  • Size

    831KB

  • MD5

    5133d98fe9b7bccedce99a8bbe8cfed8

  • SHA1

    ad7e8efe4b22f5b833269e35be846bf1a2c30917

  • SHA256

    8905e18d5ceb13bef8972660a360431e5dc424961377e7cff14dbf80af386853

  • SHA512

    289f6f49ebc674fbde08a21d444d28a36de1105600629f344457c67767784fa9c397978e349ff95ca0298406afb5821a4e8fcd771ed784e4ac579b18becc2295

  • SSDEEP

    24576:8sRrjrNEZJn26sL6UAiTwbxtfnjTWtjjrATdH/KjmWtFecL9h:8K9EPnqLNFTwTbTW+dfsmmFzLz

Malware Config

Signatures

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • 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\MonsterBattle.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3548
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MonsterBattle.dll,#1
      2⤵
      • Identifies Wine through registry keys
      • System Location Discovery: System Language Discovery
      PID:3732

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3732-0-0x0000000000400000-0x00000000005D2000-memory.dmp

          Filesize

          1.8MB

        • memory/3732-1-0x0000000002BE0000-0x0000000002C7D000-memory.dmp

          Filesize

          628KB

        • memory/3732-2-0x0000000000400000-0x00000000005D2000-memory.dmp

          Filesize

          1.8MB