Overview

overview

10

Static

static

3

EIuz8Bk9kGav2ix.exe

windows7-x64

8

EIuz8Bk9kGav2ix.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7eec8c69d64ff13204172df9055198cba8a2ccd1e1881493de9fc0dafbbca568

  • Size

    910KB

  • Sample

    241203-jreqrswmdx

  • MD5

    8b38e7f2714f84407cae3d5211670e2d

  • SHA1

    da9e9a371929a8ac626e6a473d4b7d3035ff8559

  • SHA256

    7eec8c69d64ff13204172df9055198cba8a2ccd1e1881493de9fc0dafbbca568

  • SHA512

    b4d8bff5ce4d0592e6d55c528592a2879c65e706cf1f128cfa5f84897498e5259a23c31339875431eb00b82b382f5731690fb66967cdcecedcc05dc48729717c

  • SSDEEP

    24576:Q7l9kqnpHrNNYePdKr27nQ92N6bkXrBC46jig+07+Azc5ptz:QxHpHrNNNPdKInQ92SyrQ4uvT1Cz

Score
10/10
remcosremotehostdiscoveryexecutionrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.3.64.152:2559

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-ZFXG9Y

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      EIuz8Bk9kGav2ix.exe

    • Size

      1002KB

    • MD5

      2e69c1a7d2a987f925aaad945c2ce2b2

    • SHA1

      767d326371a5e8b3e3c85d5a87d3e928364b0e20

    • SHA256

      123d60e73ef07b75f285d67de12c69137304e6932415b20d76432914f3e15e1c

    • SHA512

      77bcff731628c92d6a1888db1e05d6bc531607f0fb06f6c735ac8d46a9993bac03ba32461fc461dedcf4e7a3c786a300d981ab0362e92db2cb55453dd65405a6

    • SSDEEP

      24576:50IeeyMLvMqxTE1am3NbYPu5xQBhlbeaI:WBek2TAam9SuxQBhT

    Score
    10/10
    discoveryexecutionremcosremotehostrat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks