Overview

overview

10

Static

static

3

1ef530ef64...18.exe

windows7-x64

10

1ef530ef64...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1ef530ef64809b07ab1c4c42ae5733ed_JaffaCakes118

  • Size

    686KB

  • Sample

    241008-cdm2naxcrd

  • MD5

    1ef530ef64809b07ab1c4c42ae5733ed

  • SHA1

    9f329566d2893b7f30d79ff0c4e6fdf56433e30d

  • SHA256

    e819055cd0c4b64408c03b4e6fabc0185c05bc4f6056ce0b98f9fa257371b984

  • SHA512

    17164a1aaaf3c1aff8d64d4f2839f53c0a3f9db95c7b33a7056941ea8d5e91672331206436fa46b07d0cd6733aff9c6a66b661613443d23dd9339cd49784c83f

  • SSDEEP

    12288:D5T4HK7zTYwu9KntMLuAdOVoco+Vjm9N1UG2j1dXEm3X5Zur:Dh3Ywu9KtvAdWoKVy9N32L76r

Score
10/10
remcoshostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

chucksnchucks.ydns.eu:6538

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

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_dfohiqnuljkopmr

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      1ef530ef64809b07ab1c4c42ae5733ed_JaffaCakes118

    • Size

      686KB

    • MD5

      1ef530ef64809b07ab1c4c42ae5733ed

    • SHA1

      9f329566d2893b7f30d79ff0c4e6fdf56433e30d

    • SHA256

      e819055cd0c4b64408c03b4e6fabc0185c05bc4f6056ce0b98f9fa257371b984

    • SHA512

      17164a1aaaf3c1aff8d64d4f2839f53c0a3f9db95c7b33a7056941ea8d5e91672331206436fa46b07d0cd6733aff9c6a66b661613443d23dd9339cd49784c83f

    • SSDEEP

      12288:D5T4HK7zTYwu9KntMLuAdOVoco+Vjm9N1UG2j1dXEm3X5Zur:Dh3Ywu9KtvAdWoKVy9N32L76r

    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