General

  • Target

    9586ec674a0e4b7558bcb9df6a8bcde244d05658f818aec5eb86328fc9d14ffd

  • Size

    942KB

  • Sample

    241130-xkq24swjfr

  • MD5

    ff7b8b27ec6f3cdef9dfbc0fcb57df56

  • SHA1

    611888477ad5326b1c0cecbbac6a032bdcc575f7

  • SHA256

    9586ec674a0e4b7558bcb9df6a8bcde244d05658f818aec5eb86328fc9d14ffd

  • SHA512

    ac39055c817f503b7b3b16877cd5ae233d2cc79b15aa9f69cb88805515a19956c0493f709bf00fc6cf69f721024d7766a458d6cced5a3bf32f9b4cf3ec8296fb

  • SSDEEP

    24576:KYivTP1eho7U79mBsGJVxq0VqMsaYcUSTOimuZx0C:KYO1ooQkZT8baBeimye

Malware Config

Extracted

Family

remcos

Botnet

execute

C2

cjmancool.dynamic-dns.net:3764

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-GP2WRC

  • 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

      9586ec674a0e4b7558bcb9df6a8bcde244d05658f818aec5eb86328fc9d14ffd

    • Size

      942KB

    • MD5

      ff7b8b27ec6f3cdef9dfbc0fcb57df56

    • SHA1

      611888477ad5326b1c0cecbbac6a032bdcc575f7

    • SHA256

      9586ec674a0e4b7558bcb9df6a8bcde244d05658f818aec5eb86328fc9d14ffd

    • SHA512

      ac39055c817f503b7b3b16877cd5ae233d2cc79b15aa9f69cb88805515a19956c0493f709bf00fc6cf69f721024d7766a458d6cced5a3bf32f9b4cf3ec8296fb

    • SSDEEP

      24576:KYivTP1eho7U79mBsGJVxq0VqMsaYcUSTOimuZx0C:KYO1ooQkZT8baBeimye

    • Remcos

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

    • Remcos family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks