Overview

overview

10

Static

static

414f4a3b05...b6.exe

windows7-x64

10

414f4a3b05...b6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    414f4a3b05028be19e006ae2ba9182b6.exe

  • Size

    595KB

  • Sample

    221125-jhk67afa4x

  • MD5

    414f4a3b05028be19e006ae2ba9182b6

  • SHA1

    2a66efff8a0dfcf8d0ac247940b8f790c3c9d377

  • SHA256

    c09cb187ead292e38f9552449115d0e8ad5211f65cd6cc2ad2a2e8249d7481ec

  • SHA512

    82491b4e7876aa3d4306f1fdde6838e93fa123e0b66df8e262275be3fc5b80565475651bcc39765240467b209ca099522afa602ec414ebd9ee5bcaa8dc8a9a44

  • SSDEEP

    12288:Ongh/PsZ1DX/VDJ8rrvE4kynl6i6rJ49j9qkaxv:Ongh/PVU4kYqJK9qkC

Score
10/10
remcosnov 24thmicrosoftevasionpersistencephishingrattrojan

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Nov 24th

C2

gcrozona.duckdns.org:6062

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    Microsoft Intel Audios.exe

  • copy_folder

    Audio Microsoft File

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %WinDir%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    Windows Display

  • keylog_path

    %WinDir%

  • mouse_option

    false

  • mutex

    Windows Audio

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    Window Security Check

  • take_screenshot_option

    true

  • take_screenshot_time

    5

  • take_screenshot_title

    Username;password;proforma;invoice;notepad

Targets

    • Target

      414f4a3b05028be19e006ae2ba9182b6.exe

    • Size

      595KB

    • MD5

      414f4a3b05028be19e006ae2ba9182b6

    • SHA1

      2a66efff8a0dfcf8d0ac247940b8f790c3c9d377

    • SHA256

      c09cb187ead292e38f9552449115d0e8ad5211f65cd6cc2ad2a2e8249d7481ec

    • SHA512

      82491b4e7876aa3d4306f1fdde6838e93fa123e0b66df8e262275be3fc5b80565475651bcc39765240467b209ca099522afa602ec414ebd9ee5bcaa8dc8a9a44

    • SSDEEP

      12288:Ongh/PsZ1DX/VDJ8rrvE4kynl6i6rJ49j9qkaxv:Ongh/PVU4kYqJK9qkC

    Score
    10/10
    remcosnov 24thevasionpersistencerattrojanmicrosoftphishing

    • Remcos

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

      ratremcos

    • UAC bypass

      evasiontrojan

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Detected potential entity reuse from brand microsoft.

      phishingmicrosoft

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks