Overview

overview

10

Static

static

5

f1dbc93146...3N.exe

windows7-x64

10

f1dbc93146...3N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f1dbc931465ea70bf2a8fba0b6fc1432ac95dc26b71b307fcaaf4375265869a3N.exe

  • Size

    1.1MB

  • Sample

    250120-xdnneasrdr

  • MD5

    d16ae9615feecfafe784ad6868cd27d0

  • SHA1

    cf4cc171fb3f3ebef640f55134fc6beed781ee6e

  • SHA256

    f1dbc931465ea70bf2a8fba0b6fc1432ac95dc26b71b307fcaaf4375265869a3

  • SHA512

    8a25279d26d3dbe1be57d7b5d67fd8acbe7b8e0d37f64f9b0793b8d86339f7696fff99502806863e14ea9e7a938ba278b3a3cee0472c01c638e0baab0b8f2fd3

  • SSDEEP

    24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WY6:Xu0c++OCvkGs9Fak4BY6

Score
10/10
remcosremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

2.2.0 Pro

Botnet

RemoteHost

C2

185.217.1.142:3337

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    3

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    true

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-VBI2IL

  • 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

      f1dbc931465ea70bf2a8fba0b6fc1432ac95dc26b71b307fcaaf4375265869a3N.exe

    • Size

      1.1MB

    • MD5

      d16ae9615feecfafe784ad6868cd27d0

    • SHA1

      cf4cc171fb3f3ebef640f55134fc6beed781ee6e

    • SHA256

      f1dbc931465ea70bf2a8fba0b6fc1432ac95dc26b71b307fcaaf4375265869a3

    • SHA512

      8a25279d26d3dbe1be57d7b5d67fd8acbe7b8e0d37f64f9b0793b8d86339f7696fff99502806863e14ea9e7a938ba278b3a3cee0472c01c638e0baab0b8f2fd3

    • SSDEEP

      24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WY6:Xu0c++OCvkGs9Fak4BY6

    Score
    10/10
    remcosremotehostdiscoverypersistencerat

    • Modifies WinLogon for persistence

      persistence

    • 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

    • Adds Run key to start application

      persistence

    • Modifies WinLogon

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks