Overview

overview

10

Static

static

3

eb5bcadcc3...34.exe

windows7-x64

10

eb5bcadcc3...34.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    eb5bcadcc3f76a63527061c741dbc47b3a538cef9a46b8d0feb502eae64b6f34

  • Size

    368KB

  • Sample

    250328-yvacsaz1gx

  • MD5

    3b6f01867a856980aebf4bfefd580b05

  • SHA1

    aabfde9fa7910ff59d6a2fd4de8f2280e4554695

  • SHA256

    eb5bcadcc3f76a63527061c741dbc47b3a538cef9a46b8d0feb502eae64b6f34

  • SHA512

    df27c242f07c2ba0c8b2f526a189b3ba9fea78c75aa63da57f982c5d6a55ba73ba2e934f9f0ccbff68c9cb2795810f2d5f6b9f4bd6b87da4007f592512df77f7

  • SSDEEP

    3072:tRFhJsebNVlW1NWgxLJOp6iJRejPoQKvHIbuduaqyuhjDxSIVbOfprMIYsMMgC6U:tRF3VoweHW0u8TDB4ty3huYu

Score
10/10
remcostalentinodiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

2.4.3 Pro

Botnet

Talentino

C2

185.140.53.140:2404

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

    true

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-KG5D4I

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      eb5bcadcc3f76a63527061c741dbc47b3a538cef9a46b8d0feb502eae64b6f34

    • Size

      368KB

    • MD5

      3b6f01867a856980aebf4bfefd580b05

    • SHA1

      aabfde9fa7910ff59d6a2fd4de8f2280e4554695

    • SHA256

      eb5bcadcc3f76a63527061c741dbc47b3a538cef9a46b8d0feb502eae64b6f34

    • SHA512

      df27c242f07c2ba0c8b2f526a189b3ba9fea78c75aa63da57f982c5d6a55ba73ba2e934f9f0ccbff68c9cb2795810f2d5f6b9f4bd6b87da4007f592512df77f7

    • SSDEEP

      3072:tRFhJsebNVlW1NWgxLJOp6iJRejPoQKvHIbuduaqyuhjDxSIVbOfprMIYsMMgC6U:tRF3VoweHW0u8TDB4ty3huYu

    Score
    10/10
    remcostalentinodiscoverypersistencerat

    • Modifies WinLogon for persistence

      persistence

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • 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

    • Modifies WinLogon

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks