Overview

overview

10

Static

static

1

01_17_2024...ce.cmd

windows7-x64

1

01_17_2024...ce.cmd

windows10-2004-x64

10

Sharing

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General

  • Target
    696ef2eb3f4eaddfbe4a09ff2f253ddf.bin
  • Size 5KB
  • Sample240119-dlr61seadk
  • SHA256 6bcde3b51a9d29a7a7b1e9fccc4e67811fc58c05dd033c81655ce0d8d647352b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
guloaderremcosremotehostdownloaderpersistencerat

Malware Config

Extracted

Family

  • remcos

Botnet

  • RemoteHost

C2

  • remco8100.duckdns.org:8100

Attributes
  • audio_folder

    MicRecords

  • 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-G51VNO

  • 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
      01_17_2024_Invoice.cmd
    • Size 200.0MB
    • SHA256 ab31ed8e4752f5c054fe36f3e9a9a09742dd86e937e85fe3bdcfa5739246b1ac
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    guloaderremcosremotehostdownloaderpersistencerat

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Remcos

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

      ratremcos

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks