Overview

overview

10

Static

static

3

d14a38d2c9...2N.exe

windows7-x64

10

d14a38d2c9...2N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d14a38d2c9b1e72793190664f295860f637ceaa4a4a0d3293d6432e0e0d13a82N

  • Size

    140KB

  • Sample

    240930-dl8trsvcqm

  • MD5

    1be47bc640984a6ef5a258f12c902de0

  • SHA1

    f1c2872e67f39aabc821973ddfa0db335414a57b

  • SHA256

    d14a38d2c9b1e72793190664f295860f637ceaa4a4a0d3293d6432e0e0d13a82

  • SHA512

    8b4af1bb3d980d2d0cd456ebe56ad83137406e71d594fc2122cab4a37b2024a757b33ef88daeb5d54018bd08dc5d3bf1c6a32247f66c9917a72e2610c5db6677

  • SSDEEP

    3072:xPd4n/M+WLcilrpgGH/GwY87mVmIXhIHys:xP6/M+WLckOBhVmI5s

Score
10/10
remcoshostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

systemcontrol.ddns.net:45000

systemcontrol2.ddns.net:45000
Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    OfficeUpgrade.exe

  • copy_folder

    OfficeUpgrade

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    Upgrader.dat

  • keylog_flag

    false

  • keylog_folder

    Upgrader

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    req_khauflaoyr

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    OfficeUpgrade

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      d14a38d2c9b1e72793190664f295860f637ceaa4a4a0d3293d6432e0e0d13a82N

    • Size

      140KB

    • MD5

      1be47bc640984a6ef5a258f12c902de0

    • SHA1

      f1c2872e67f39aabc821973ddfa0db335414a57b

    • SHA256

      d14a38d2c9b1e72793190664f295860f637ceaa4a4a0d3293d6432e0e0d13a82

    • SHA512

      8b4af1bb3d980d2d0cd456ebe56ad83137406e71d594fc2122cab4a37b2024a757b33ef88daeb5d54018bd08dc5d3bf1c6a32247f66c9917a72e2610c5db6677

    • SSDEEP

      3072:xPd4n/M+WLcilrpgGH/GwY87mVmIXhIHys:xP6/M+WLckOBhVmI5s

    Score
    10/10
    remcoshostdiscoverypersistencerat

    • Remcos

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

      ratremcos

    • 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