Overview

overview

10

Static

static

3

file.exe

windows10-2004-x64

10

file.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    file.exe
  • Size 5.8MB
  • Sample260528-cls8msfs7w
  • SHA256 9098906159e0e4c845eb918886fadc2723f2a321281b8003e471f09140321f91
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
meshagentazure-opsbackdoordiscoveryexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • meshagent

Version

  • 2

Botnet

  • azure-ops

C2

  • http://azurenetfiles.net:443/agent.ashx

Attributes
  • mesh_id

    0xF58ECCF42B32B5E146C5264F372501FB6EC415BCDFD304BEAFC6EC5BBEEE39B3DA5888A08361221067E9A1817F5BC05B

  • server_id

    9E67C900E74E2DD239C1298A24D7ECDC3A20EB966E4C441D0108D581D870DC1A9DA4C4E27449938D4D798CF025BCB7ED

  • wss

    wss://azurenetfiles.net:443/agent.ashx

Targets

    • Target
      file.exe
    • Size 5.8MB
    • SHA256 9098906159e0e4c845eb918886fadc2723f2a321281b8003e471f09140321f91
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoorazure-opsdiscoveryexecutionmeshagentpersistencerattrojan

    • Detects MeshAgent payload

    • Family: MeshAgent

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

      rattrojanbackdoormeshagent

    • Sets service image path in registry

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

      persistence

    • Executes dropped EXE

    • Checks installed software on the system

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

      discovery

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks