Overview

overview

10

Static

static

1

Document_3...445.js

windows10-2004-x64

10

Document_3...445.js

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Document_3048573846564844658445.tgz
  • Size 179KB
  • Sample260803-q34btsae85
  • SHA256 ee46af9a33081386ca643f792f963a2c51aaaaeccd90599563310e92c9bfed13
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosnexusdefense_evasionexecutionpersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.6 Pro

Botnet

  • nexus

C2

  • 107.173.4.16:2560

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • 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-MLXEAT

  • 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
      Document_3048573846564844658445.js
    • Size 1.1MB
    • SHA256 ade5c50e67f0e5285fcd4e0e0db7f4ddcf907ac091e523808adb829d4b1f2199
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    nexusdefense_evasionexecutionremcospersistencerat

    • Family: Remcos

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

      ratremcos

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Registers new Windows logon scripts automatically executed at logon.

      persistence

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

      defense_evasion
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks