Overview

overview

10

Static

static

3

6e0beb7345...83.exe

windows7-x64

7

6e0beb7345...83.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6e0beb7345baecae6f77fcfc0f4dfb6093ec4de7e9ee161289ee7bef7a937d83

  • Size

    372KB

  • Sample

    250330-zd9lzsynw9

  • MD5

    77f71596ddb1fa8498e660939e4ce909

  • SHA1

    b649888561e4243ff55d086c3091a323a7f29ec6

  • SHA256

    6e0beb7345baecae6f77fcfc0f4dfb6093ec4de7e9ee161289ee7bef7a937d83

  • SHA512

    cecfbb5faf3637967231959e4e941d136d2ee0c4d277758bee76d3f79ad88a2b55888ae06a4a0947b0fc7cc80c179332ff03ad1f31b49982132bb6c199fe0478

  • SSDEEP

    6144:t5dgUkQx+HXGidCzj8LBb8Rw5Jdypyf6aCXYfhiee:tbqQx+H2i+8LBNbdypazCXYY

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

      6e0beb7345baecae6f77fcfc0f4dfb6093ec4de7e9ee161289ee7bef7a937d83

    • Size

      372KB

    • MD5

      77f71596ddb1fa8498e660939e4ce909

    • SHA1

      b649888561e4243ff55d086c3091a323a7f29ec6

    • SHA256

      6e0beb7345baecae6f77fcfc0f4dfb6093ec4de7e9ee161289ee7bef7a937d83

    • SHA512

      cecfbb5faf3637967231959e4e941d136d2ee0c4d277758bee76d3f79ad88a2b55888ae06a4a0947b0fc7cc80c179332ff03ad1f31b49982132bb6c199fe0478

    • SSDEEP

      6144:t5dgUkQx+HXGidCzj8LBb8Rw5Jdypyf6aCXYfhiee:tbqQx+H2i+8LBNbdypazCXYY

    Score
    10/10
    discoveryremcostinopersistencerat

    • 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