Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2024 01:02

General

  • Target

    37b13059d29d1d237237c7e39994bd28_JaffaCakes118.exe

  • Size

    301KB

  • MD5

    37b13059d29d1d237237c7e39994bd28

  • SHA1

    1ccebb230a943dbca2eda6d9ac3a83fa27b54bc4

  • SHA256

    3359ebdee5962621391361cf2bdc2906b410e79dfc34dd64ba9b1a10b0ef4b8f

  • SHA512

    1b6f8cf0a2a9008ee2021f32f85df638f27465e0c83e51d5238948eb75bdebc6695f6e64b66a2b9bf6fb3d95d69678249a86e64b98a2a3736c73dd6d973839df

  • SSDEEP

    768:Q8m1Sq4NQErBsH1tzoisBKQI6dObAG/dq8uW29Ifnca/yyR+P2ujfGiiXzoigXY8:Ssq+QV4rObAdXWpf/y+3oqodoox

Malware Config

Extracted

Family

xtremerat

C2

deadslayerx7.no-ip.org

Signatures

  • Detect XtremeRAT payload 4 IoCs
  • XtremeRAT

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

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37b13059d29d1d237237c7e39994bd28_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\37b13059d29d1d237237c7e39994bd28_JaffaCakes118.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Adds Run key to start application
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3244
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3244 -s 480
        3⤵
        • Program crash
        PID:4928
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3244 -s 488
        3⤵
        • Program crash
        PID:3848
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3244 -ip 3244
    1⤵
      PID:1720
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3244 -ip 3244
      1⤵
        PID:2748

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2408-0-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/2408-5-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/3244-1-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/3244-4-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB