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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/01/2025, 01:27

General

  • Target

    JaffaCakes118_b9940bdafb3e30b062b4b88e9d65a27f.exe

  • Size

    65KB

  • MD5

    b9940bdafb3e30b062b4b88e9d65a27f

  • SHA1

    1fef0740910382bc4b8f897af9a573a58838d75a

  • SHA256

    9b7945fe41a3a0bb26c48e3d001925bb0b5eafdc812daded2cf817d02dfb3e7d

  • SHA512

    3384bb8404146d929463b138a22feaf52d35eab532fa5e1cba77185a5a88494229fdd372b09dda3f77e11ce1e89d5610814af9ca787848b9fd0e342b5b5fb5d3

  • SSDEEP

    768:S8m1Sq4NQErBsH1tzoisBKQI6tObALkdq8uWH9Ifnca/yyR+P2ujf1iZKPA+7XoL:gsq+QV47ObATXW+f/yd7ozNwixo3I

Malware Config

Extracted

Family

xtremerat

C2

x2ip.zapto.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.

  • Xtremerat family
  • 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 Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9940bdafb3e30b062b4b88e9d65a27f.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9940bdafb3e30b062b4b88e9d65a27f.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Windows\SysWOW64\calc.exe
      calc.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2380-3-0x0000000010000000-0x000000001004A000-memory.dmp

    Filesize

    296KB

  • memory/2740-0-0x0000000010000000-0x000000001004A000-memory.dmp

    Filesize

    296KB

  • memory/2740-2-0x0000000010000000-0x000000001004A000-memory.dmp

    Filesize

    296KB

  • memory/2740-5-0x0000000010000000-0x000000001004A000-memory.dmp

    Filesize

    296KB

  • memory/2740-6-0x0000000010000000-0x000000001004A000-memory.dmp

    Filesize

    296KB