Resubmissions

07-01-2025 09:02

250107-kzxrzswlej 8

07-01-2025 08:16

250107-j6k64atreq 10

17-12-2024 14:09

241217-rf4vhs1mbz 8

General

  • Target

    ecome.exe

  • Size

    1.1MB

  • Sample

    250107-j6k64atreq

  • MD5

    387a4f5a3791b3467434add8798e156c

  • SHA1

    3eb4d42ca10ca4705bd8e6411e09b31b8f04914e

  • SHA256

    0ccf18985ae70f2004c2ccc11f470b7bbd0884fce623a606a67b2e4e66916791

  • SHA512

    7ad99b695ca917759de3bb75bc1f449f80b6b8d44b081b2036e4824a82847df4990c21862b49c71da79d3d4c3e115bcb3edea8b10e7a445be66dfa8da9cb1eff

  • SSDEEP

    24576:lPSbyKdceodVn4sgUmwzzjKsjOxXVsCdPd+p:JgxebtgIznKaKsCdPsp

Malware Config

Extracted

Family

remcos

Botnet

elvis

C2

107.173.4.16:2560

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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-GJDISH

  • 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

      ecome.exe

    • Size

      1.1MB

    • MD5

      387a4f5a3791b3467434add8798e156c

    • SHA1

      3eb4d42ca10ca4705bd8e6411e09b31b8f04914e

    • SHA256

      0ccf18985ae70f2004c2ccc11f470b7bbd0884fce623a606a67b2e4e66916791

    • SHA512

      7ad99b695ca917759de3bb75bc1f449f80b6b8d44b081b2036e4824a82847df4990c21862b49c71da79d3d4c3e115bcb3edea8b10e7a445be66dfa8da9cb1eff

    • SSDEEP

      24576:lPSbyKdceodVn4sgUmwzzjKsjOxXVsCdPd+p:JgxebtgIznKaKsCdPsp

    • 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.

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks