General

  • Target

    dcabfcf98e82de4170a42b3238a73040e27908f5b3adcc17245fe8281ea57afc

  • Size

    1.1MB

  • Sample

    220930-mqh9caecaq

  • MD5

    c4e9b5ad7e02ecd30f4313c7546f6708

  • SHA1

    0c43b769b5945bfd2b8aba0293de3cc940dfeb64

  • SHA256

    dcabfcf98e82de4170a42b3238a73040e27908f5b3adcc17245fe8281ea57afc

  • SHA512

    df608ffadd147bc089915289bb32c13d26da546c322cca40f16db456f60b81fe47d5f8c03eed36f59391572d4de433bc5f05de6df7762e31824b5dbb8af12545

  • SSDEEP

    12288:SUI1M/9NS2iNoADqjJ5nHjI68wPMJxPPsJ2DA8tbQkgdCoihiRBtll3eS9SxaR9l:1CoNS1gjrHjv8tsJ1bPzllOSDlZSM

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

37.0.14.206:6081

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

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-04LFTW

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      dcabfcf98e82de4170a42b3238a73040e27908f5b3adcc17245fe8281ea57afc

    • Size

      1.1MB

    • MD5

      c4e9b5ad7e02ecd30f4313c7546f6708

    • SHA1

      0c43b769b5945bfd2b8aba0293de3cc940dfeb64

    • SHA256

      dcabfcf98e82de4170a42b3238a73040e27908f5b3adcc17245fe8281ea57afc

    • SHA512

      df608ffadd147bc089915289bb32c13d26da546c322cca40f16db456f60b81fe47d5f8c03eed36f59391572d4de433bc5f05de6df7762e31824b5dbb8af12545

    • SSDEEP

      12288:SUI1M/9NS2iNoADqjJ5nHjI68wPMJxPPsJ2DA8tbQkgdCoihiRBtll3eS9SxaR9l:1CoNS1gjrHjv8tsJ1bPzllOSDlZSM

    • Remcos

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

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks