Overview

overview

10

Static

static

10

a35db964a1...06.exe

windows10-2004-x64

10

a35db964a1...06.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    a35db964a1b17fbb00f86f93fa6253564a8875b3be77b013d913e16b983d3106
  • Size 646KB
  • Sample261020-ysnsdsdb24
  • SHA256 a35db964a1b17fbb00f86f93fa6253564a8875b3be77b013d913e16b983d3106
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcostele@vietnamreportdiscoverypersistenceratsuricata

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • tele@VietNamReport

C2

  • 68win43.com:8080

  • backdoor.68win43.com:8080

  • deiure.com.co:8080

  • backdoor.deiure.com.co:8080

  • 79king.ai:8080

  • backdoor.79king.ai:8080

  • 2mic.my:8080

  • backdoor.2mic.my:8080

  • cm88ab.com:8080

  • backdoor.cm88ab.com:8080

  • ee88-e888-com.cc:8080

  • backdoor.ee88-e888-com.cc:8080

  • dvcard.me:8080

  • backdoor.dvcard.me:8080

  • 02go8.com:8080

  • backdoor.02go8.com:8080

  • go99.games:8080

  • backdoor.go99.games:8080

  • jun88wt.com:8080

  • backdoor.jun88wt.com:8080

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    [email protected]

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • 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-LILHKE

  • 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

Targets

    • Target
      a35db964a1b17fbb00f86f93fa6253564a8875b3be77b013d913e16b983d3106
    • Size 646KB
    • SHA256 a35db964a1b17fbb00f86f93fa6253564a8875b3be77b013d913e16b983d3106
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    tele@vietnamreportdiscoveryremcospersistenceratsuricata

    • Family: Remcos

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

      ratremcos

    • Suricata alert: REMCOS RAT Malware Outbound C2 Communication

      Network activity triggered a Suricata alert

      suricataremcos

    • Adds policy Run key to start application

      persistence

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks