Analysis

  • max time kernel
    146s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-02-2024 08:41

General

  • Target

    8be4839863a93ea3cef6bf60b6311218.exe

  • Size

    170KB

  • MD5

    8be4839863a93ea3cef6bf60b6311218

  • SHA1

    2c9e5f29c3da1b501262aff7751b204a30b5e32c

  • SHA256

    6db8ad2794d2c65a3c6b6a21a6eeef5aec6b1ea245b97dfd73e308bb25648315

  • SHA512

    7cac84ed99d5498418c04358d57e025bf21eca77418f845c239c429446faa75b6a0a0002f1c374410d3427944d8e4f8444263bb065dccd17f2a438ec4ba93cab

  • SSDEEP

    3072:zKEKmrDUskUVIKkAX/0L0rZmm1sJmvxHfi/R1+aJe1mgawzxsBub861jIHxownLj:zKE5IIL7JnYRUTV5nLrQLulIGsZ

Malware Config

Signatures

  • Detect XtremeRAT payload 7 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8be4839863a93ea3cef6bf60b6311218.exe
    "C:\Users\Admin\AppData\Local\Temp\8be4839863a93ea3cef6bf60b6311218.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Users\Admin\AppData\Local\Temp\8be4839863a93ea3cef6bf60b6311218.exe
      "C:\Users\Admin\AppData\Local\Temp\8be4839863a93ea3cef6bf60b6311218.exe"
      2⤵
      • Modifies Installed Components in the registry
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4968
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:3996
        • C:\Windows\SysWOW64\notepad.exe
          notepad.exe
          3⤵
          • Suspicious use of SetWindowsHookEx
          PID:5072

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3012-0-0x00000000005D0000-0x00000000005DD000-memory.dmp

      Filesize

      52KB

    • memory/3012-1-0x00000000005D0000-0x00000000005DD000-memory.dmp

      Filesize

      52KB

    • memory/3012-3-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/4968-2-0x0000000000C80000-0x0000000000C93000-memory.dmp

      Filesize

      76KB

    • memory/4968-4-0x0000000000C80000-0x0000000000C93000-memory.dmp

      Filesize

      76KB

    • memory/4968-5-0x0000000000C80000-0x0000000000C93000-memory.dmp

      Filesize

      76KB

    • memory/4968-6-0x0000000000C80000-0x0000000000C93000-memory.dmp

      Filesize

      76KB

    • memory/4968-11-0x0000000000C80000-0x0000000000C93000-memory.dmp

      Filesize

      76KB

    • memory/5072-10-0x0000000000C80000-0x0000000000C93000-memory.dmp

      Filesize

      76KB

    • memory/5072-13-0x0000000000C80000-0x0000000000C93000-memory.dmp

      Filesize

      76KB