Overview

overview

10

Static

static

3

ed71993a52...15.exe

windows7-x64

10

ed71993a52...15.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    ed71993a523627e72a640994484ba1313119c640d7cf74f0fbd381b5af2b7315.exe

  • Size

    372KB

  • Sample

    250212-nlek2azjcw

  • MD5

    6341cf60313faa9883198564c3b63343

  • SHA1

    776e53776723f8bbb63c0c612566f0e9ef8312d2

  • SHA256

    ed71993a523627e72a640994484ba1313119c640d7cf74f0fbd381b5af2b7315

  • SHA512

    d85672a1609d9f80e52bd941b130602c66d8bc0ee91bcb3edb57612eb222e587acdab4a5032ed248579e5ed61ea74474446f6c8be28be1dc5a52c23f5f87cdf4

  • SSDEEP

    6144:tPdgUkQx+HXGidCzj8LBb8Rw5Jdypyf6aCXYfhi6K:t1qQx+H2i+8LBNbdypazCXY0

Score
10/10
remcostinodiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

2.4.3 Pro

Botnet

TINo

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-5S9O07

  • 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

      ed71993a523627e72a640994484ba1313119c640d7cf74f0fbd381b5af2b7315.exe

    • Size

      372KB

    • MD5

      6341cf60313faa9883198564c3b63343

    • SHA1

      776e53776723f8bbb63c0c612566f0e9ef8312d2

    • SHA256

      ed71993a523627e72a640994484ba1313119c640d7cf74f0fbd381b5af2b7315

    • SHA512

      d85672a1609d9f80e52bd941b130602c66d8bc0ee91bcb3edb57612eb222e587acdab4a5032ed248579e5ed61ea74474446f6c8be28be1dc5a52c23f5f87cdf4

    • SSDEEP

      6144:tPdgUkQx+HXGidCzj8LBb8Rw5Jdypyf6aCXYfhi6K:t1qQx+H2i+8LBNbdypazCXY0

    Score
    10/10
    remcostinodiscoverypersistencerat

    • Modifies WinLogon for persistence

      persistence

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Downloads MZ/PE file

    • 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