Overview

overview

10

Static

static

10

12406113bf...fd.exe

windows10-2004-x64

10

12406113bf...fd.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    59s
  • max time network
    61s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/10/2026, 20:04

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General

  • Target
    12406113bf77ef464b517b360b5c8c0f980528ee2e261b5c744e6a586465f4fd.exe
  • Size 92KB
  • Sample261007-ythb1avz3j
  • SHA256 12406113bf77ef464b517b360b5c8c0f980528ee2e261b5c744e6a586465f4fd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
hostdiscoveryexecutionremcospersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 1.7 Pro

Botnet

  • Host

C2

  • surfrides.co:443

  • malware.surfrides.co:443

  • c2.surfrides.co:443

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    vremea.me.exe

  • copy_folder

    remcos

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_clubskjlibmmfta

  • screenshot_crypt

    false

  • screenshot_flag

    true

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

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

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • 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 4 IoCs

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

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\12406113bf77ef464b517b360b5c8c0f980528ee2e261b5c744e6a586465f4fd.exe
    "C:\Users\Admin\AppData\Local\Temp\12406113bf77ef464b517b360b5c8c0f980528ee2e261b5c744e6a586465f4fd.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Adds Run key to start application
    • Modifies WinLogon
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3328
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\install.bat" "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1824
      • C:\Windows\SysWOW64\PING.EXE
        PING 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4336
      • C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe
        "C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe"
        3⤵
        • Executes dropped EXE
        PID:4460
  • C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe
    "C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Executes dropped EXE
    • Adds Run key to start application
    • Modifies WinLogon
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:932
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
      2⤵
        PID:6016
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x00000000000004B0 0x00000000000004E8
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:832

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          install.bat
          • Path C:\Users\Admin\AppData\Local\Temp\install.bat
          • Size 212B
          • SHA256 7ca11f09081b74ab104cd084c8c536dd6f2fd99bccfab983478ae0d08c871348
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          vremea.me.exe
          • Path C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe
          • Size 92KB
          • SHA256 12406113bf77ef464b517b360b5c8c0f980528ee2e261b5c744e6a586465f4fd
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download