Overview

overview

10

Static

static

1

c2.hta

windows7-x64

10

c2.hta

windows10-2004-x64

10

Sharing

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General

  • Target

    c2.hta

  • Size

    1KB

  • Sample

    250111-1q2mkstlhr

  • MD5

    ad959a16fe9d80c18b39e7b57bf7ca71

  • SHA1

    16cd44bda6f1ab39811c990b316f2176a28542f0

  • SHA256

    41b558fa4bdb281c1b7bf0fc73937b4e4f1caa3beccb752f3082cb665680aa40

  • SHA512

    5da0c61428ef1dbd27adb43db5541ea568f311340e636df17d0c7d9dc4e3207c6ad6a264ede8c8b65680606cc6134ca5e93610355c0db6ba5581d8a80e27c5c4

Score
10/10
remcosremotehostdiscoveryexecutionrat

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://candwfarmsllc.com/c2.bat

Extracted

Family

remcos

Botnet

RemoteHost

C2

me-work.com:7009

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

    remcos

  • mouse_option

    false

  • mutex

    Rmc-3QMI88

  • 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

      c2.hta

    • Size

      1KB

    • MD5

      ad959a16fe9d80c18b39e7b57bf7ca71

    • SHA1

      16cd44bda6f1ab39811c990b316f2176a28542f0

    • SHA256

      41b558fa4bdb281c1b7bf0fc73937b4e4f1caa3beccb752f3082cb665680aa40

    • SHA512

      5da0c61428ef1dbd27adb43db5541ea568f311340e636df17d0c7d9dc4e3207c6ad6a264ede8c8b65680606cc6134ca5e93610355c0db6ba5581d8a80e27c5c4

    Score
    10/10
    discoveryexecutionremcosremotehostrat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

      execution

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Enumerates processes with tasklist

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks