Overview

overview

10

Static

static

10

2a31ff0d83...a2.exe

windows10-2004-x64

10

2a31ff0d83...a2.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    60s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/09/2026, 20:49

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General

  • Target
    2a31ff0d83bd167c564abf6f2ed6f0e7f1078ab4704a2a91eae316035a590fa2.exe
  • Size 645KB
  • Sample260928-zl346stdmb
  • SHA256 2a31ff0d83bd167c564abf6f2ed6f0e7f1078ab4704a2a91eae316035a590fa2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remotehostdiscoveryremcospersistenceratsuricata

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • RemoteHost

C2

  • akuwin138.co:8080

  • casino-igrice.me:8080

  • hi88com.biz:8080

  • chengzhi888.co:8080

  • hi88.chat:8080

  • ww88com.co:8080

  • mb66ax.com:8080

  • tribalwars.top:8080

  • s666hn.com:8080

  • s8.onl:8080

  • xx88.promo:8080

  • midox.co:8080

  • x88.today:8080

  • xx88tv.com:8080

  • pzp3w.pw:8080

  • ptzhc3.pw:8080

  • salemads.in:8080

  • akuwin138.co:80

  • casino-igrice.me:80

  • hi88com.biz:80

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %Temp%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Vui1Chut.exe

  • copy_folder

    vuive

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    hidd3ng3m

  • mouse_option

    false

  • mutex

    RemcosFocus-DDZTTW

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %SystemDrive%

  • screenshot_time

    5

  • startup_value

    

  • take_screenshot_option

    true

  • take_screenshot_time

    5

  • take_screenshot_title

    chrome;discord;facebook;telegram;whatsapp;youtube;instagram;tiktok;spotify;netflix;zoom;teams;slack;steam;vlc;coccoc

Signatures

  • Family: Remcos

    Remcos is a closed-source remote control and surveillance software.

    ratremcos
  • Suricata alert: REMCOS RAT Malware Outbound C2 Communication 64 IoCs

    Network activity triggered a Suricata alert

    suricataremcos
  • Adds policy Run key to start application 2 TTPs 4 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a31ff0d83bd167c564abf6f2ed6f0e7f1078ab4704a2a91eae316035a590fa2.exe
    "C:\Users\Admin\AppData\Local\Temp\2a31ff0d83bd167c564abf6f2ed6f0e7f1078ab4704a2a91eae316035a590fa2.exe"
    1⤵
    • Adds policy Run key to start application
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4488
    • C:\ProgramData\vuive\Vui1Chut.exe
      "C:\ProgramData\vuive\Vui1Chut.exe"
      2⤵
      • Suricata alert: REMCOS RAT Malware Outbound C2 Communication
      • Adds policy Run key to start application
      • Executes dropped EXE
      • Adds Run key to start application
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2928
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x2ec 0x474
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4796

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Vui1Chut.exe
        • Path C:\ProgramData\vuive\Vui1Chut.exe
        • Size 645KB
        • SHA256 2a31ff0d83bd167c564abf6f2ed6f0e7f1078ab4704a2a91eae316035a590fa2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download