Overview

overview

10

Static

static

1

loader_b61...7f1.js

windows10-2004-x64

10

loader_b61...7f1.js

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    loader_b6182984655567f1.js
  • Size 306KB
  • Sample260710-dqq5hsdx2t
  • SHA256 9ff18f1e02141c1ef02b3ae37c4d7d8508de00bf633c5a3fdc9a3ec0503e4e69
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosremotehostdiscoveryexecutionratupx

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.6 Light

Botnet

  • RemoteHost

C2

  • fb88.style:443

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    4

  • connect_interval

    4

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-19N64B

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target
      loader_b6182984655567f1.js
    • Size 306KB
    • SHA256 9ff18f1e02141c1ef02b3ae37c4d7d8508de00bf633c5a3fdc9a3ec0503e4e69
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    remotehostdiscoveryexecutionremcosratupx

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks