Overview

overview

10

Static

static

10

90bfc4af97...6e.exe

windows10-2004-x64

10

90bfc4af97...6e.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    90bfc4af977de5acf5e3187eb2f32f72674ef10075af9e15955cdae944f7796e
  • Size 514KB
  • Sample260819-y94j6ssgrd
  • SHA256 90bfc4af977de5acf5e3187eb2f32f72674ef10075af9e15955cdae944f7796e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcossunwinremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.6 Pro

Botnet

  • SunwinRemoteHost

C2

  • admin.usykvsdubois2.bet:25

  • api.usykvsdubois2.bet:443

  • usykvsdubois2.bet:8082

  • c2.usykvsdubois2.bet:8080

  • exfil.usykvsdubois2.bet:8888

  • login.usykvsdubois2.bet:2223

  • panel.usykvsdubois2.bet:9999

  • phishing.usykvsdubois2.bet:3460

  • update.usykvsdubois2.bet:1604

  • www.usykvsdubois2.bet:2967

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Khuyen Mai.exe

  • copy_folder

    service

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %WinDir%\System32

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-W6IQVN

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %WinDir%\System32

  • screenshot_time

    5

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target
      90bfc4af977de5acf5e3187eb2f32f72674ef10075af9e15955cdae944f7796e
    • Size 514KB
    • SHA256 90bfc4af977de5acf5e3187eb2f32f72674ef10075af9e15955cdae944f7796e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    sunwinremotehostdiscoveryremcospersistencerat

    • Family: Remcos

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

      ratremcos

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks