Overview

overview

10

Static

static

3

938daf4754...be.exe

windows10-2004-x64

10

938daf4754...be.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    20s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/11/2026, 20:14

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General

  • Target
    938daf47545cab649e6e2956427d6da5c8a2c6a3c79ed533389c8772c9dc85be.exe
  • Size 1.2MB
  • Sample261114-yz43ysds8w
  • SHA256 938daf47545cab649e6e2956427d6da5c8a2c6a3c79ed533389c8772c9dc85be
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
hostdefense_evasiondiscoveryremcosrat

Malware Config

Extracted

Family

  • remcos

Botnet

  • Host

C2

  • 127.0.0.1:2404

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_qnqwizlaydmkxwv

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Family: Remcos

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

    ratremcos
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    defense_evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    defense_evasion
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery

Processes

  • C:\Users\Admin\AppData\Local\Temp\938daf47545cab649e6e2956427d6da5c8a2c6a3c79ed533389c8772c9dc85be.exe
    "C:\Users\Admin\AppData\Local\Temp\938daf47545cab649e6e2956427d6da5c8a2c6a3c79ed533389c8772c9dc85be.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    PID:4960

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4960-0-0x0000000000780000-0x0000000000784000-memory.dmp
        Download

        memory/4960-1-0x0000000000400000-0x0000000000623000-memory.dmp
        Download

        memory/4960-2-0x0000000000400000-0x0000000000623000-memory.dmp
        Download

        memory/4960-3-0x0000000000400000-0x0000000000623000-memory.dmp
        Download

        memory/4960-4-0x0000000000400000-0x0000000000623000-memory.dmp
        Download

        memory/4960-5-0x0000000000400000-0x0000000000623000-memory.dmp
        Download

        memory/4960-6-0x0000000000400000-0x0000000000623000-memory.dmp
        Download

        memory/4960-7-0x0000000000400000-0x0000000000623000-memory.dmp
        Download