Overview

overview

10

Static

static

3

JaffaCakes...49.exe

windows7-x64

10

JaffaCakes...49.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_1dadf62523c0d4f37dc8b3b76047af49

  • Size

    132KB

  • Sample

    241231-qft5ms1qfz

  • MD5

    1dadf62523c0d4f37dc8b3b76047af49

  • SHA1

    a92dfc8fd4a03eaf7494a76568fb7dcdbef251f8

  • SHA256

    38713c63b74ba3afb802be57aae6a4563b8127e9ad4337f0c1bb971df82c920b

  • SHA512

    a8f7d3caa10dd0a26cd8bfbe5c8432f7fc732df4b6e10b4d88ed239eafd84443123428db1377d0e2eac39ee297afbecf055193329e8b0e1d6f707b66be913b67

  • SSDEEP

    1536:ITHiPBX4nDzMyRXGHrc9YRHqbTypgpmb5Q+ZReSdhk/J+YLgD3mrxb53cSuYQjKK:xPd4n/M+WLcilrpgGH/GwY87mVmIXxY

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

      JaffaCakes118_1dadf62523c0d4f37dc8b3b76047af49

    • Size

      132KB

    • MD5

      1dadf62523c0d4f37dc8b3b76047af49

    • SHA1

      a92dfc8fd4a03eaf7494a76568fb7dcdbef251f8

    • SHA256

      38713c63b74ba3afb802be57aae6a4563b8127e9ad4337f0c1bb971df82c920b

    • SHA512

      a8f7d3caa10dd0a26cd8bfbe5c8432f7fc732df4b6e10b4d88ed239eafd84443123428db1377d0e2eac39ee297afbecf055193329e8b0e1d6f707b66be913b67

    • SSDEEP

      1536:ITHiPBX4nDzMyRXGHrc9YRHqbTypgpmb5Q+ZReSdhk/J+YLgD3mrxb53cSuYQjKK:xPd4n/M+WLcilrpgGH/GwY87mVmIXxY

    Score
    10/10
    remcoshostdiscoverypersistencerat

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks