Overview

overview

10

Static

static

10

oo.exe

windows10-2004-x64

10

oo.exe

windows11-ltsc_2024-x64

10

Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/11/2026, 04:37

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General

  • Target
    oo.exe
  • Size 645KB
  • Sample261111-e9asbaed48
  • SHA256 37105a40721d7b0291b641df1aa3ff7e35b18de678fb6e3a6e38f7506c316286
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remotehostdiscoveryremcospersistenceratsuricata

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • RemoteHost

C2

  • lazyblog.cc:443

  • e390a.com:443

  • juad888.us:443

  • b52club.bio:443

  • member.betvice.co:443

  • jobgrow.phpdevelopment.co.in:443

  • nmk.yosusai.in:443

  • wdhe.mcenter.pl:443

  • xx8.loans:443

  • blog.iyngaran.info:443

  • bigslot855.vip:443

  • uu881.info:443

  • member.noboncos.co:443

  • digitalconsulting.techvmc.co.in:443

  • mevideo.co:443

  • tga95.games:443

  • di.beckham.in:443

  • 88clb.limited:443

  • 8kbet.ae.org:443

  • directory.portstluciedirect.info:443

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • 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

    remcos

  • mouse_option

    false

  • mutex

    Rmc-C69RMV

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\oo.exe
    "C:\Users\Admin\AppData\Local\Temp\oo.exe"
    1⤵
    • Adds policy Run key to start application
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\ProgramData\Remcos\remcos.exe
      "C:\ProgramData\Remcos\remcos.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
      • Suspicious use of SetWindowsHookEx
      PID:4240
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x514 0x2f4
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4216

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        logs.dat
        • Path C:\ProgramData\Remcos\logs.dat
        • Size 218B
        • SHA256 b58cef4ebdb67e5bae354e11cf6d646d3b70baddab5f91f95e2de972743926e9
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        logs.dat
        • Path C:\ProgramData\Remcos\logs.dat
        • Size 318B
        • SHA256 b92aa275273334817869189cd272295524113daafed3eceeccec7102ef9aa974
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        logs.dat
        • Path C:\ProgramData\Remcos\logs.dat
        • Size 330B
        • SHA256 9a3ac9c1accfb1a0f68c9ae6a6c41600dd955d53687da1f2f80e75ac4daa0af1
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        remcos.exe
        • Path C:\ProgramData\Remcos\remcos.exe
        • Size 645KB
        • SHA256 37105a40721d7b0291b641df1aa3ff7e35b18de678fb6e3a6e38f7506c316286
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download