Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19-07-2024 13:42

General

  • Target

    5c2ea8e05e35b9017b7875fff439d038_JaffaCakes118.exe

  • Size

    575KB

  • MD5

    5c2ea8e05e35b9017b7875fff439d038

  • SHA1

    5561cabea7c88e802ee1d670105ac99160143e96

  • SHA256

    d3daa693ce522363d33f84a5c731b5feba4e1002ed97aebae63d4fea99ae4141

  • SHA512

    d0ffaf22980871a01f80d333dc50b5bd354730febdd199de1f7341c6b1043d59e4f63bdcd63e15da7f812060bcb2a0b165829095e5f1bab0a89e778c9d483916

  • SSDEEP

    12288:VnGYSHKndNmi+LIAS/kmqogbfW1pf5PxZZWm6HyR5MCgK:ttdNL+LIAOkbhurUNSR5MCv

Malware Config

Extracted

Family

xtremerat

C2

seko1230.dyndns.org

Signatures

  • Detect XtremeRAT payload 8 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 4 IoCs

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

  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • UPX packed file 9 IoCs

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

  • Adds Run key to start application 2 TTPs 5 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 7 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5c2ea8e05e35b9017b7875fff439d038_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5c2ea8e05e35b9017b7875fff439d038_JaffaCakes118.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Checks BIOS information in registry
    • Adds Run key to start application
    • Drops file in Windows directory
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Adds Run key to start application
      PID:2840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\Installer\svchost.exe

    Filesize

    575KB

    MD5

    5c2ea8e05e35b9017b7875fff439d038

    SHA1

    5561cabea7c88e802ee1d670105ac99160143e96

    SHA256

    d3daa693ce522363d33f84a5c731b5feba4e1002ed97aebae63d4fea99ae4141

    SHA512

    d0ffaf22980871a01f80d333dc50b5bd354730febdd199de1f7341c6b1043d59e4f63bdcd63e15da7f812060bcb2a0b165829095e5f1bab0a89e778c9d483916

  • memory/2840-11-0x0000000010000000-0x00000000100DB000-memory.dmp

    Filesize

    876KB

  • memory/2840-23-0x0000000010000000-0x00000000100DB000-memory.dmp

    Filesize

    876KB

  • memory/2840-16-0x0000000010000000-0x00000000100DB000-memory.dmp

    Filesize

    876KB

  • memory/2932-8-0x0000000010001000-0x000000001004A000-memory.dmp

    Filesize

    292KB

  • memory/2932-2-0x00000000002D0000-0x00000000002E1000-memory.dmp

    Filesize

    68KB

  • memory/2932-6-0x00000000002F0000-0x0000000000328000-memory.dmp

    Filesize

    224KB

  • memory/2932-7-0x00000000002F0000-0x0000000000328000-memory.dmp

    Filesize

    224KB

  • memory/2932-9-0x0000000010000000-0x00000000100DB000-memory.dmp

    Filesize

    876KB

  • memory/2932-10-0x0000000010000000-0x00000000100DB000-memory.dmp

    Filesize

    876KB

  • memory/2932-0-0x0000000010000000-0x00000000100DB000-memory.dmp

    Filesize

    876KB

  • memory/2932-5-0x00000000002D0000-0x00000000002E1000-memory.dmp

    Filesize

    68KB

  • memory/2932-4-0x00000000002D0000-0x00000000002E1000-memory.dmp

    Filesize

    68KB

  • memory/2932-17-0x0000000010000000-0x00000000100DB000-memory.dmp

    Filesize

    876KB

  • memory/2932-3-0x00000000002D0000-0x00000000002E1000-memory.dmp

    Filesize

    68KB

  • memory/2932-19-0x0000000010000000-0x00000000100DB000-memory.dmp

    Filesize

    876KB

  • memory/2932-20-0x00000000002D0000-0x00000000002E1000-memory.dmp

    Filesize

    68KB

  • memory/2932-21-0x00000000002F0000-0x0000000000328000-memory.dmp

    Filesize

    224KB

  • memory/2932-22-0x0000000010001000-0x000000001004A000-memory.dmp

    Filesize

    292KB

  • memory/2932-1-0x00000000002D0000-0x00000000002E1000-memory.dmp

    Filesize

    68KB