Overview

overview

10

Static

static

3

aae85c2cc2...0N.exe

windows7-x64

10

aae85c2cc2...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    aae85c2cc2984b0ae5d0aaf40469ab10N.exe

  • Size

    139KB

  • Sample

    240821-fk77ysvbpn

  • MD5

    aae85c2cc2984b0ae5d0aaf40469ab10

  • SHA1

    c5ce46932f96c4da1e0fa772dcf6f7aa22a14a2b

  • SHA256

    20e4c5f39e170bbd15b198a648dff4efffa93ee65751965c86b32840aba9135a

  • SHA512

    e98a1f235ff2a1bd2cf49984c7c0552b954c8d2e2a0a81b5ee243611f852a6c03d0d3e8ae4059a1432fa7f5d5addcc3b5f6bb7d9648551d38390be7ba3f3f0f5

  • SSDEEP

    1536:ITHiPBX4nDzMyRXGHrc9YRHqbTypgpmb5Q+ZReSdhk/J+YLgD3mrxb53cSuYQjK7:xPd4n/M+WLcilrpgGH/GwY87mVmIXr

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

      aae85c2cc2984b0ae5d0aaf40469ab10N.exe

    • Size

      139KB

    • MD5

      aae85c2cc2984b0ae5d0aaf40469ab10

    • SHA1

      c5ce46932f96c4da1e0fa772dcf6f7aa22a14a2b

    • SHA256

      20e4c5f39e170bbd15b198a648dff4efffa93ee65751965c86b32840aba9135a

    • SHA512

      e98a1f235ff2a1bd2cf49984c7c0552b954c8d2e2a0a81b5ee243611f852a6c03d0d3e8ae4059a1432fa7f5d5addcc3b5f6bb7d9648551d38390be7ba3f3f0f5

    • SSDEEP

      1536:ITHiPBX4nDzMyRXGHrc9YRHqbTypgpmb5Q+ZReSdhk/J+YLgD3mrxb53cSuYQjK7:xPd4n/M+WLcilrpgGH/GwY87mVmIXr

    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