General

  • Target

    4fc24133fe6fcfe8f1af4f7adab5e8c532c0821a05db8e3e0a04b3669b7d46a8.gz

  • Size

    545KB

  • Sample

    240815-bmrwjawgkh

  • MD5

    33c140864386ac3173a4c480b25f1afb

  • SHA1

    52b28f632dd754558f23e6890cb9123ded2902cf

  • SHA256

    4fc24133fe6fcfe8f1af4f7adab5e8c532c0821a05db8e3e0a04b3669b7d46a8

  • SHA512

    218c733d79e3eae14f7dff2ad4f4084e2a46a5d8758bc048b05b7c74c7377c46da644ed1f9b0a95efcb410ef508c795aa1ca176d44102a0f0f526ab028036785

  • SSDEEP

    12288:jSLfH+OSwubCGn2X4RTg6hP5EqSSTZ7u9edJQzDLtpEpBRqhZqgQetLJpVgz7:jofZ8bnhRHhiqSS1KouDLsXghZqVetNS

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

127.0.0.1:59089

legacyrem.duckdns.org:59089

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-BF03RK

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      RFQ130824.exe

    • Size

      1.2MB

    • MD5

      d70fa5471771d18888f0861ac060a914

    • SHA1

      83ef28ef9e4850629433f497fd0360120449e297

    • SHA256

      31a7e70deb8af07d7b76b5dea8cbf90ec63bea24bffdd5ebac6f223c02f55753

    • SHA512

      af89922e5a24a12522603e4a034b2e1aef911d5cf6399de426aa95b971dcf70513a99f45033895939f0475d7b001054717c9b0d38278ff45ee2b41376f3da31b

    • SSDEEP

      24576:UMa3J1TbjIuI1OHXTXYYPajiFGoI3ajHucOWVQy/vrAFGSi29kQXY1Max2AnE:UMk27eayHaAnE

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Remcos

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

    • ModiLoader Second Stage

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks