Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2024, 03:23

General

  • Target
    c4d9663205caf2f44d082e14debb5571.exe
  • Size 65KB
  • Sample240313-dxy4psde97
  • SHA256 84e0ca5e5f7f6fb01336f65c3271bccb0d02682abe93ed63e612fcc1d3059d4e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xtremerat

C2
  • managermagic.no-ip.org

Signatures

  • Detect XtremeRAT payload 3 IoCs
  • XtremeRAT

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c4d9663205caf2f44d082e14debb5571.exe
    "C:\Users\Admin\AppData\Local\Temp\c4d9663205caf2f44d082e14debb5571.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4984
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
        PID:4900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 480
          3⤵
          • Program crash
          PID:3576
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 488
          3⤵
          • Program crash
          PID:4080
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        2⤵
          PID:3232
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4900 -ip 4900
        1⤵
          PID:2112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4900 -ip 4900
          1⤵
            PID:3488

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                memory/4900-0-0x0000000010000000-0x0000000010048000-memory.dmp

                memory/4900-2-0x0000000010000000-0x0000000010048000-memory.dmp

                memory/4984-1-0x0000000010000000-0x0000000010048000-memory.dmp