Overview

overview

10

Static

static

3

Tax Organizer.exe

windows7-x64

10

Tax Organizer.exe

windows10-2004-x64

10

msimg32.dll

windows7-x64

10

msimg32.dll

windows10-2004-x64

10

Sharing

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General

  • Target
    a476bbaa6e74f99bd01b9731df91fc94f54537f2c39180801053b6db8391da62
  • Size 19.2MB
  • Sample240514-qpkbsshc43
  • SHA256 a476bbaa6e74f99bd01b9731df91fc94f54537f2c39180801053b6db8391da62
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

  • remcos

Botnet

  • RemoteHost

C2

  • quitthebullshit.duckdns.org:5050

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-GWBP99

  • 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
      Tax Organizer.exe
    • Size 5.5MB
    • SHA256 a046e2108d61775633c225a45a4801f79592e7770ccb4aaf4da51882254d3fca
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    behavioral1behavioral2
    • Target
      msimg32.dll
    • Size 45.1MB
    • SHA256 aef75ceab9f76c6ac42ed1d6daa5de0af7988ccf89289ef83dbcf29701a4a31d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks