Overview

overview

10

Static

static

3

cb56004f91...f1.exe

windows7-x64

10

cb56004f91...f1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cb56004f9171776bc09c3796fbead68b88f75564787c8ee2f03294099d1c78f1

  • Size

    1.1MB

  • Sample

    250328-zzyrlssrx8

  • MD5

    20e60d89e273331ee5c9c55168663c10

  • SHA1

    43f4f20722481704800a8a14eb83c5ee1d7c3d29

  • SHA256

    cb56004f9171776bc09c3796fbead68b88f75564787c8ee2f03294099d1c78f1

  • SHA512

    1fc31a9915419dd6a7c1598eb8e80189fff16448e49835a53fa950e2f62e41f7753b16ff3d2019a1c74fcf5b8d4657c244471918f39c6d82345e07d5dd51d318

  • SSDEEP

    24576:eaTgKwZ14X27uUL3VM0kd+rkhfMsjgkAj2JE06J5N0FS:LTgdZOcuUL3xAx/8b2S7Z0k

Score
10/10
remcoschinemeremdiscoveryrat

Malware Config

Extracted

Family

remcos

Version

2.2.2 Pro

Botnet

chinemerem

C2

remcoss.onmypc.org:3765

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    r-8ET8H0

  • 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

      cb56004f9171776bc09c3796fbead68b88f75564787c8ee2f03294099d1c78f1

    • Size

      1.1MB

    • MD5

      20e60d89e273331ee5c9c55168663c10

    • SHA1

      43f4f20722481704800a8a14eb83c5ee1d7c3d29

    • SHA256

      cb56004f9171776bc09c3796fbead68b88f75564787c8ee2f03294099d1c78f1

    • SHA512

      1fc31a9915419dd6a7c1598eb8e80189fff16448e49835a53fa950e2f62e41f7753b16ff3d2019a1c74fcf5b8d4657c244471918f39c6d82345e07d5dd51d318

    • SSDEEP

      24576:eaTgKwZ14X27uUL3VM0kd+rkhfMsjgkAj2JE06J5N0FS:LTgdZOcuUL3xAx/8b2S7Z0k

    Score
    10/10
    remcoschinemeremdiscoveryrat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Checks computer location settings

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

    • Executes dropped EXE

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks