Overview

overview

10

Static

static

10

remcos_a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    remcos_a.exe

  • Size

    469KB

  • Sample

    241019-kqwtbsyhjn

  • MD5

    5f76223237573a4d197cd76ec95efa77

  • SHA1

    1dc235c847fe2710e6aeb0706e6bb7e042fc52f4

  • SHA256

    230cfbb0fd4e01efb2297d0d9afaacafc02bdbe86fda21684c4da9596d831064

  • SHA512

    d6e1d38bfe7bfa1146df993d5a2d25a78c13e5cae24ba31e3c35ff674b086c4a3fa1d9a00de45e8664f1278d2c4ef86c4174f5d50ca584cb33f64f0f266ac9e3

  • SSDEEP

    12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSYn9:uiLJbpI7I2WhQqZ7Y9

Score
10/10
remcosremotehostdiscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

core-hook.gl.at.ply.gg:7242

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    scvhost.exe

  • copy_folder

    files

  • delete_file

    true

  • hide_file

    true

  • 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-CIGHU4

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    scvhost

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      remcos_a.exe

    • Size

      469KB

    • MD5

      5f76223237573a4d197cd76ec95efa77

    • SHA1

      1dc235c847fe2710e6aeb0706e6bb7e042fc52f4

    • SHA256

      230cfbb0fd4e01efb2297d0d9afaacafc02bdbe86fda21684c4da9596d831064

    • SHA512

      d6e1d38bfe7bfa1146df993d5a2d25a78c13e5cae24ba31e3c35ff674b086c4a3fa1d9a00de45e8664f1278d2c4ef86c4174f5d50ca584cb33f64f0f266ac9e3

    • SSDEEP

      12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSYn9:uiLJbpI7I2WhQqZ7Y9

    Score
    10/10
    remcosremotehostdiscoveryevasionpersistencerattrojan

    • Remcos

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

      ratremcos

    • UAC bypass

      evasiontrojan

    • Adds policy Run key to start application

      persistence

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks