Overview

overview

10

Static

static

af9f6cd54f...c8.exe

windows7-x64

6

af9f6cd54f...c8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    af9f6cd54f5630a9eb973c5869c4672f42ac03238531590f85a766dc0bf03ac8

  • Size

    1.9MB

  • Sample

    221122-jdtb1aeb57

  • MD5

    b4cd72174c0289ef4325b21fc2ed69bb

  • SHA1

    338693e07c5be155eda1015f51fecd89f4daf494

  • SHA256

    af9f6cd54f5630a9eb973c5869c4672f42ac03238531590f85a766dc0bf03ac8

  • SHA512

    8df9d9703acab62dbff3d3a4092462500867362eec649fafed3324f5176c3020b3fc128098295ccd9be4733d05fd45a82f8e71aa7d2b2be467c4bfb43609680e

  • SSDEEP

    12288:SFgTOO9v19/MRYeWp9LqXnvhsnWZQzjFeM6DJOjB9sTTHyE29doniMcniz9MHKtw:npM1U9LqXnKnYQb6VOQaKiMc2Pq8V

Score
10/10
remcosremotehostpersistenceratupx

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

80.66.75.90:4567

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-EC55OO

  • 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

      af9f6cd54f5630a9eb973c5869c4672f42ac03238531590f85a766dc0bf03ac8

    • Size

      1.9MB

    • MD5

      b4cd72174c0289ef4325b21fc2ed69bb

    • SHA1

      338693e07c5be155eda1015f51fecd89f4daf494

    • SHA256

      af9f6cd54f5630a9eb973c5869c4672f42ac03238531590f85a766dc0bf03ac8

    • SHA512

      8df9d9703acab62dbff3d3a4092462500867362eec649fafed3324f5176c3020b3fc128098295ccd9be4733d05fd45a82f8e71aa7d2b2be467c4bfb43609680e

    • SSDEEP

      12288:SFgTOO9v19/MRYeWp9LqXnvhsnWZQzjFeM6DJOjB9sTTHyE29doniMcniz9MHKtw:npM1U9LqXnKnYQb6VOQaKiMc2Pq8V

    Score
    10/10
    persistenceremcosremotehostratupx

    • Remcos

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

      ratremcos

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks