Overview

overview

10

Static

static

10

Update.exe

windows10-2004-x64

10

Update.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Update.exe
  • Size 5.6MB
  • Sample260724-epcfea1wcs
  • SHA256 db874ae685d2bc4235b1213ec9d43d327c8d2bd12300bb0d78c9ce0a84c828b2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
milleniumratcosturadefense_evasiondiscoveryexecutionpackerpersistenceratstealer

Malware Config

Targets

    • Target
      Update.exe
    • Size 5.6MB
    • SHA256 db874ae685d2bc4235b1213ec9d43d327c8d2bd12300bb0d78c9ce0a84c828b2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    costuradefense_evasiondiscoveryexecutionmilleniumratpackerpersistenceratstealer

    • Detects MilleniumRAT stealer

    • Family: MilleniumRat

      MilleniumRat is a remote access trojan written in C#.

      ratstealermilleniumrat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates processes with tasklist

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks