Overview

overview

10

Static

static

1

3a20e81b1f...56.exe

windows7-x64

10

3a20e81b1f...56.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3a20e81b1f0bf0699007470e5a8e2a9a0d6507ea99696f0df9bd99b80910d656.exe

  • Size

    2.6MB

  • Sample

    230207-pew26sbe96

  • MD5

    0fb29b3596164f56c1e599e88e9de6bc

  • SHA1

    1208d75d6fd23f64b34358254421c9c817f89802

  • SHA256

    3a20e81b1f0bf0699007470e5a8e2a9a0d6507ea99696f0df9bd99b80910d656

  • SHA512

    e10b5fc5046723729c00f8d3a295d90a9628a41651d9fd2338edea37361924436cad668573d9bd281f94b518abd8111d067c6aa370314ddafe16ad3022eedbe8

  • SSDEEP

    49152:rAQuUQKJOdXIA+aXnFT3rXHwrg9VM51cks3tyJGbaaIadIQEOll/WZtUYEzxCWng:unArgUw5/I0IMbW2zxCWt+

Score
10/10
purecrypterremcoskay & matty co.downloaderloaderpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

Kay & Matty Co.

C2

176.126.86.245:62520

Attributes
  • audio_folder

    MicRecords

  • 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-BH9O5G

  • 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

      3a20e81b1f0bf0699007470e5a8e2a9a0d6507ea99696f0df9bd99b80910d656.exe

    • Size

      2.6MB

    • MD5

      0fb29b3596164f56c1e599e88e9de6bc

    • SHA1

      1208d75d6fd23f64b34358254421c9c817f89802

    • SHA256

      3a20e81b1f0bf0699007470e5a8e2a9a0d6507ea99696f0df9bd99b80910d656

    • SHA512

      e10b5fc5046723729c00f8d3a295d90a9628a41651d9fd2338edea37361924436cad668573d9bd281f94b518abd8111d067c6aa370314ddafe16ad3022eedbe8

    • SSDEEP

      49152:rAQuUQKJOdXIA+aXnFT3rXHwrg9VM51cks3tyJGbaaIadIQEOll/WZtUYEzxCWng:unArgUw5/I0IMbW2zxCWt+

    Score
    10/10
    purecrypterdownloaderloaderpersistenceremcoskay & matty co.rat

    • Detect PureCrypter injector

      loader

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

      loaderdownloaderpurecrypter

    • Remcos

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

      ratremcos

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks