Overview

overview

10

Static

static

10

2026-07-10...op.exe

windows10-2004-x64

10

2026-07-10...op.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/07/2026, 22:17

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General

  • Target
    2026-07-10_9962760b6825418ceae9b49c5ce4fe26_amadey_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
  • Size 376KB
  • Sample260710-17kemacv5m
  • SHA256 13cda8a2b9c69a71d8128c7ddcb865d398db12f1071dc0e66397c90ef09083bc
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwarediscoverysystexspywaretrojan

Malware Config

Extracted

Family

  • systex

C2

  • http://xytets.com:2345/t.asp?os=wangba

  • http://xytets.com:2345/t.asp?os=home

  • http://xytets.com:2345/t.asp?ver=xxx&mac=0-0-0-0&os=vm

Signatures

  • Family: Systex

    Systex is a trojan loader written in C++.

    trojansystex
  • Executes dropped EXE 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-10_9962760b6825418ceae9b49c5ce4fe26_amadey_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-10_9962760b6825418ceae9b49c5ce4fe26_amadey_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Temp\cavsnkfdxvpnifax.exe
      C:\Temp\cavsnkfdxvpnifax.exe run
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2816
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://xytets.com:2345/t.asp?os=home
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2428
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2428 CREDAT:17410 /prefetch:2
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2436
  • C:\Temp\cavsnkfdxvpnifax.sys
    C:\Temp\cavsnkfdxvpnifax.sys
    1⤵
    • Executes dropped EXE
    PID:4536

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        cavsnkfdxvpnifax.exe
        • Path C:\Temp\cavsnkfdxvpnifax.exe
        • Size 376KB
        • SHA256 5433cb855d6baba6fe140089331c94487a34614540220f66783d91940f8e1fee
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        cavsnkfdxvpnifax.sys
        • Path C:\Temp\cavsnkfdxvpnifax.sys
        • Size 293KB
        • SHA256 7da555ca89b94d9491a2056d90feb7e74649a105fee869841bd36f194f93d90f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        suggestions[1].en-US
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\1G6LDOHX\suggestions[1].en-US
        • Size 17KB
        • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        CreateProcess.exe
        • Path C:\temp\CreateProcess.exe
        • Size 3KB
        • SHA256 cd1a601be21415083f0e33d63a35a907f630ed930c59e79ea306f8a304381e72
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/4536-9-0x0000000000010000-0x00000000000AB000-memory.dmp
        Download