General

  • Target

    build.exe

  • Size

    1.6MB

  • Sample

    240912-d3dpysyhka

  • MD5

    d68ae12f41cab5625775f03155334c9b

  • SHA1

    1bebf42ac39c0eb1cf4cc60fe5f69c0102dadf90

  • SHA256

    210e7db64ff80fa014969eb3705e3b4552ca419968ada35f3940ce979d1e0d00

  • SHA512

    df33322cb9cf4eb927b54f7ce1d1bfe3dc164d3368f52dae0aecee791221824dfb1c580262ff1d5fdbf20b920b709560437b6c193e66791dcd8a0ad5c3b8a0d2

  • SSDEEP

    49152:7kTq24GjdGSiqkqXfd+/9AqYanieKdsn:71EjdGSiqkqXf0FLYW

Malware Config

Extracted

Family

stealerium

C2

https://discord.com/api/webhooks/1283622190981578844/K30yEdAdRuIKIXwjRibJNrPv8YeY-MquaeyZte1SFFrBxkprI8ktyHemlwHKn1anGJwO

Targets

    • Target

      build.exe

    • Size

      1.6MB

    • MD5

      d68ae12f41cab5625775f03155334c9b

    • SHA1

      1bebf42ac39c0eb1cf4cc60fe5f69c0102dadf90

    • SHA256

      210e7db64ff80fa014969eb3705e3b4552ca419968ada35f3940ce979d1e0d00

    • SHA512

      df33322cb9cf4eb927b54f7ce1d1bfe3dc164d3368f52dae0aecee791221824dfb1c580262ff1d5fdbf20b920b709560437b6c193e66791dcd8a0ad5c3b8a0d2

    • SSDEEP

      49152:7kTq24GjdGSiqkqXfd+/9AqYanieKdsn:71EjdGSiqkqXf0FLYW

    • Stealerium

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 Enterprise v15

Tasks