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Overview

overview

10

Static

static

3

fc0fc65680...fc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fc0fc656807e0d931352198ccc7de76a0f9b7957d901a398bb8b8cbd0e50e1fc.7z

  • Size

    2.4MB

  • Sample

    250325-x6b53s1vfz

  • MD5

    2801fadb54a4337e39646634f1ee0666

  • SHA1

    b228993fbf8681efc6f2c895396d48e7ebdab164

  • SHA256

    c40c1884580b0d887f3d1620769b5d7f8ff1933b38937f71b5ad6e7970296848

  • SHA512

    93977c292bb5c6512d2dc9917288ec7ab8237ab056313868d6b00d3dc719f96cf02345c5ee96a0c53cb742054d3c4b45db5b75b129db7c486a8964208c44d782

  • SSDEEP

    49152:iIM1TY6pYoFgM+/b26HXUb1LAofo3WTMdnAsCFYz/5Y41LX0:YdOonO66HXUpk5WTf3ALr0

Score
10/10
remcoszloaderblue_marzobotnetdiscoverypersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

BLUE_MARZO

C2

7908pt.4cloud.click:7908

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Word.exe

  • copy_folder

    Appdata

  • 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-3CK3C1

  • 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

      fc0fc656807e0d931352198ccc7de76a0f9b7957d901a398bb8b8cbd0e50e1fc

    • Size

      2.4MB

    • MD5

      26bd9c6dae9b0bf7a601123ca651f8e6

    • SHA1

      09ed61f7ddf971dbdc040d08115a78e868f17c36

    • SHA256

      fc0fc656807e0d931352198ccc7de76a0f9b7957d901a398bb8b8cbd0e50e1fc

    • SHA512

      a342fae3777a846c6949d20386e9a49925398b6c9bb97381faf99c3103a10bc1c74ffb40e9a50d519d26dbe86a4b8e4db59c6ec4aa8c92d35c8d0c9cb26b9b10

    • SSDEEP

      49152:nETO4BweDR27a6fDjsp9TfgGjy624UwfIymnSVOYTxEkrGtSxnm9eQQz:ETOAlDgX38JfJjLI1ymSVtikiMxnm9v

    Score
    10/10
    remcoszloaderblue_marzobotnetdiscoverypersistencerattrojan

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Zloader family

      zloader

    • Zloader, Terdot, DELoader, ZeusSphinx

      Zloader is a malware strain that was initially discovered back in August 2015.

      trojanbotnetzloader

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks