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Overview

overview

10

Static

static

3

Mtn03 Cred...pg.exe

windows7-x64

10

Mtn03 Cred...pg.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b571adb0b22f7874af6676b62d578b0161f714f1ee65d992272463f82847dba3.ace

  • Size

    503KB

  • Sample

    240530-bwle4sae68

  • MD5

    cfaa84f19fc44953fb2c1e4ec256f758

  • SHA1

    072416023722eb84a9860a4ded2932437b4b39b5

  • SHA256

    b571adb0b22f7874af6676b62d578b0161f714f1ee65d992272463f82847dba3

  • SHA512

    3947dd32dc87bd56344694f4e3ad934cb24180e1b2dc9f0ba2a13cd2c2a593ba8f3e225130d58a73b556b03f78d5c1c946eda3f4fa4c510c17951fb6d3b2ef41

  • SSDEEP

    12288:kZXFoZ3zmoqyD0r6hDxMHff2SJAhlAcZ0SYZ+:xSotDq6zMH2SeDAca9A

Score
10/10
remcoshostpersistencerat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

william2243.duckdns.org:1598

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_pdaejuprezbgooi

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Mtn03 Credit Receipt Jpg.exe

    • Size

      519KB

    • MD5

      c39c874e0184d91e2a9ca393c919bac3

    • SHA1

      2ce663a89bf9b7f2dbb8f847585bebd60cee52c7

    • SHA256

      86b29c8b17f5e01fe26349520452e9cf853cfb816ef46f37b071f02b7d96d603

    • SHA512

      8ce86457420fef18bb56c86c8af629752ab652ff45332799e8c4b39e856b209a64f9d9024be21da86f1288767e5dcf4ab41ca8cfc6f6f12f20d2419a92c5a91e

    • SSDEEP

      12288:ivNVAT3iHR0R3ZvDSQJZTebqRkTsekknxN:AVgyHR0TvOQJkma/N

    Score
    10/10
    remcoshostpersistencerat

    • Remcos

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

      ratremcos

    • detects Windows exceutables potentially bypassing UAC using eventvwr.exe

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks