Overview

overview

10

Static

static

3

fp8N0KDGAqlhmkD.exe

windows7-x64

10

fp8N0KDGAqlhmkD.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0da22c340fbafbe02cff4b67706bac0c08c8de02846754e19820beb48070d222

  • Size

    906KB

  • Sample

    250210-mhcftsyqew

  • MD5

    f3c5c9e403b76fdc9c680a9bb552b417

  • SHA1

    9f968a33f80d9959833bc196c4ac2d5badb34c57

  • SHA256

    0da22c340fbafbe02cff4b67706bac0c08c8de02846754e19820beb48070d222

  • SHA512

    15d90a20d52686b0c9c21629969f4250403f27d2bf5dcf852ba79bd2460030b7e3cc40d7274812f7aebcad0ea6691687c5896c74a534e74502f421dae0c3e2d2

  • SSDEEP

    24576:oun51ovKCj/scOOGiQPqx6UA7ge022sNxzHfIetql:R51eKAUcRo0DesoJP+

Score
10/10
remcosremotehostcollectiondiscoveryexecutionrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

tjwpn04kn.localto.net:2247

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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

    hytg

  • mouse_option

    false

  • mutex

    Rmc-JD0XH1

  • 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

      fp8N0KDGAqlhmkD.pif

    • Size

      974KB

    • MD5

      2e41d04e9012ed4dcfa86a63175992ac

    • SHA1

      4b7c733e464500833e364eca4c493de2b2ced3b0

    • SHA256

      3cb79b389e24d9c7cb87e631b41e0cf3a83b18d7205c7808266d9221928294c2

    • SHA512

      88356731abf96745bf93fbccb5ca3eac56190b4fd4a5ab16b9932f74080621f27902560a4a9071113b10b0cbc7d0d39449f87573b2f8d4f5a43087b6e0acb5c2

    • SSDEEP

      24576:+bYUdN6DuMFPmciYaUQbQKxAUg/u+SycwoYPjlfL:+XdNIuiecX+vsSyqYdL

    Score
    10/10
    remcosremotehostcollectiondiscoveryexecutionrat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

      collection

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks