General

  • Target
    c81b0dbc32f3bc8a57509b6f3ff0c029e4278f0a8f09238fed585f32b4159c11.bin
  • Size 1KB
  • Sample261020-267dfade95
  • SHA256 c81b0dbc32f3bc8a57509b6f3ff0c029e4278f0a8f09238fed585f32b4159c11
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://dashboard.gsresponder.co/admin62/meshagents?id=4&meshid=6baa3876eb71d48a5615780e05d5f29b4f9d8106c0374fb480d14b6a3ee92a2f

Extracted

Family
  • meshagent

Version
  • 2

Botnet
  • MyDevices

C2
  • http://dashboard.gsresponder.online:443/admin62/agent.ashx

Attributes
  • mesh_id

    0xE9B69ADFCEFA79BEF5778F1AE7AD79EFCD1ED397797F6F5BE1FF5DF35D3A734DFBE1F6F8F34775E1BE9ADDE7BDD9AD9F

  • server_id

    8F2CE8AB4514031CA12E1B4DDF3D00B0C94F8143B3267256F97AF4BAB9E89F231B16B3F4E525FCF2BC1487F857C2F4FB

  • wss

    wss://dashboard.gsresponder.online:443/admin62/agent.ashx

Targets

    • Target
      c81b0dbc32f3bc8a57509b6f3ff0c029e4278f0a8f09238fed585f32b4159c11.bin
    • Size 1KB
    • SHA256 c81b0dbc32f3bc8a57509b6f3ff0c029e4278f0a8f09238fed585f32b4159c11
    • MD5 SHA1 SHA512 TLSH
    • Detects MeshAgent payload

    • Family: MeshAgent

      MeshAgent is an open source remote access trojan written in C++.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    • Downloads MZ/PE file

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Stops running service(s)

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Drops file in System32 directory

    • Executes a VBScript file via the Windows Script Host.

MITRE ATT&CK Enterprise v16

Tasks