Overview

overview

10

Static

static

3

18854368a0...0N.exe

windows7-x64

10

18854368a0...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    18854368a0ff1912b80b96b2b944b8c0N

  • Size

    138KB

  • Sample

    240907-w94ttsybrj

  • MD5

    18854368a0ff1912b80b96b2b944b8c0

  • SHA1

    fc74e14346d4552ce51ac4eb6b9ef697d648036a

  • SHA256

    cc96865b5c3ab2e628febe0eb6799cd4677664f2e6c0b8436fcb85212d9d6164

  • SHA512

    09a46266e08fb2696ab13747d2ed4b09d938f288285010bed66d80eac31c031543a5174ed541339df22b912779bccb488a94d558d6c8e844367c95f68d8d2e27

  • SSDEEP

    1536:ITHiPBX4nDzMyRXGHrc9YRHqbTypgpmb5Q+ZReSdhk/J+YLgD3mrxb53cSuYQjK8:xPd4n/M+WLcilrpgGH/GwY87mVmIXs

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

      18854368a0ff1912b80b96b2b944b8c0N

    • Size

      138KB

    • MD5

      18854368a0ff1912b80b96b2b944b8c0

    • SHA1

      fc74e14346d4552ce51ac4eb6b9ef697d648036a

    • SHA256

      cc96865b5c3ab2e628febe0eb6799cd4677664f2e6c0b8436fcb85212d9d6164

    • SHA512

      09a46266e08fb2696ab13747d2ed4b09d938f288285010bed66d80eac31c031543a5174ed541339df22b912779bccb488a94d558d6c8e844367c95f68d8d2e27

    • SSDEEP

      1536:ITHiPBX4nDzMyRXGHrc9YRHqbTypgpmb5Q+ZReSdhk/J+YLgD3mrxb53cSuYQjK8:xPd4n/M+WLcilrpgGH/GwY87mVmIXs

    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