Overview

overview

10

Static

static

1

MEC20241022001.bat

windows7-x64

8

MEC20241022001.bat

windows10-2004-x64

10

Sharing

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General

  • Target

    9617fa7894af55085e09a06b1b91488af37b8159b22616dfd5c74e6b9a081739.iso

  • Size

    66KB

  • Sample

    241023-bzt7esvclc

  • MD5

    bb970bf02b1c80422beae29b06fb6fbd

  • SHA1

    7e28658e2b317abfb851f6fbaf0de920467d7c75

  • SHA256

    9617fa7894af55085e09a06b1b91488af37b8159b22616dfd5c74e6b9a081739

  • SHA512

    fd4c5125c60999951fcb9f3ea0cb1c805cd72449eaca390e717d45b3ffac4ffd7721ee55a2262b6070071d22fd662f40e5eba9486ad5132953adcea2dd114371

  • SSDEEP

    192:4wU/OJJbFPQu/1Lx5mGLlmQIHB9RdyrZS8X:IoRIu/1l55LlmQIHB9Rw9T

Score
10/10
remcos520discoveryexecutionpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

520

C2

renajazinw.duckdns.org:53848

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Windeep.exe

  • copy_folder

    AppDir

  • 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-N1P6UN

  • 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

      MEC20241022001.bat

    • Size

      5KB

    • MD5

      5232fbcc215de73b3a0da232cb3a140e

    • SHA1

      9415da1f33d372adb6cb74c776f720706c551d82

    • SHA256

      33ed102236533c8b01a224bd5ffb220cecc32900285d2984d4e41803f1b2b58d

    • SHA512

      703a31f91294c717fffa428531e8de50783e6e767444fa5e3d03d579c6e89938ed1f182ec5ee5d074b024e942c3108a131364d41e81b6c57f2750dbc5f2b5b34

    • SSDEEP

      96:jMwM2gy1SyR5d1uVoisSmJvPa9Go41VYoXm9ziTqHw5a1HB9RB+YyGgJZFfyFeX2:jbFPQu/1Lx5mGLlmQIHB9RdyrZS8Xm

    Score
    10/10
    executionremcos520discoverypersistencerat

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks