Overview

overview

10

Static

static

10

build.exe

windows10-2004-x64

10

build.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    build.exe
  • Size 1.5MB
  • Sample260624-tgh1jsdt41
  • SHA256 3b7fbe3e46df5bf6abc16c6e22375d2184411f0b18215fab2fb6cb4772c2d48e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
stealeriumcollectioncosturadefense_evasiondiscoverypackerpersistenceprivilege_escalationspywarestealer

Malware Config

Extracted

Family

  • stealerium

C2

  • https://discord.com/api/webhooks/1519371618760003674/AoKc3NXdKDD9oPx5FRVumDV4Oa8si_5r9YtWg1vZYliqI2N_aYkzgCdzd9WtswIoiQUb

Targets

    • Target
      build.exe
    • Size 1.5MB
    • SHA256 3b7fbe3e46df5bf6abc16c6e22375d2184411f0b18215fab2fb6cb4772c2d48e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    collectiondefense_evasiondiscoverystealeriumpersistenceprivilege_escalationspywarestealer

    • Family: Stealerium

      An open source info stealer written in C# first seen in May 2022.

      stealerstealerium

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks