General

  • Target

    build.exe

  • Size

    1.6MB

  • Sample

    240609-p4pdmabd85

  • MD5

    65ac4c33ee36fdbfbe58c2bacde7d8e2

  • SHA1

    626de3c64e52f0bbddfb00b2be445f8024779ae4

  • SHA256

    3ef7700096a0d04832ba3a91e02feb9f80622b03fbaaa2670dc3ce46ea8d8438

  • SHA512

    6064999bdb3df62dd8877e351fdf12deac833b9639034cd30fa649a065914f88b897b1912c5549e4882893705df66e26929bc694b6c3785a590fd4dbfdb32341

  • SSDEEP

    49152:EcTq24GjdGSiqkqXfd+/9AqYanieKdY/:E9EjdGSiqkqXf0FLYW

Malware Config

Extracted

Family

stealerium

C2

https://discord.com/api/webhooks/1249338676173864970/1UCvt4zIgV3_UtULSjJD0UOPY4p2Jm164ODSGLjiMyjN9_MxSoaxoOx4zT2WrQ2UsDiL

Targets

    • Target

      build.exe

    • Size

      1.6MB

    • MD5

      65ac4c33ee36fdbfbe58c2bacde7d8e2

    • SHA1

      626de3c64e52f0bbddfb00b2be445f8024779ae4

    • SHA256

      3ef7700096a0d04832ba3a91e02feb9f80622b03fbaaa2670dc3ce46ea8d8438

    • SHA512

      6064999bdb3df62dd8877e351fdf12deac833b9639034cd30fa649a065914f88b897b1912c5549e4882893705df66e26929bc694b6c3785a590fd4dbfdb32341

    • SSDEEP

      49152:EcTq24GjdGSiqkqXfd+/9AqYanieKdY/:E9EjdGSiqkqXf0FLYW

    • Stealerium

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

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks