Overview

overview

10

Static

static

3

Millennium.exe

windows10-2004-x64

7

Millennium.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Millennium.exe
  • Size 10.8MB
  • Sample260813-j98fssdp7x
  • SHA256 69d170611186423cd10f841a7c92ee8eba7b00f52612d6fca98f2b47c83c00e9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xmrigdefense_evasiondiscoveryexecutionminerpersistenceprivilege_escalationspywarestealer

Malware Config

Targets

    • Target
      Millennium.exe
    • Size 10.8MB
    • SHA256 69d170611186423cd10f841a7c92ee8eba7b00f52612d6fca98f2b47c83c00e9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoverydefense_evasionexecutionxmrigminerpersistenceprivilege_escalationspywarestealer

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

      minerxmrig

    • XMRig Miner payload

      miner

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Modifies Windows Firewall

      defense_evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Checks installed software on the system

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

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

File and Directory Permissions Modification

1
T1222

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Query Registry

3
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks