General

  • Target

    Solara.exe

  • Size

    253KB

  • Sample

    240709-mmmgla1gre

  • MD5

    9f3f506175ad4d9550bf1aea609694a7

  • SHA1

    6cc35e30d5b40eb1b5d115feec12ec247a84193f

  • SHA256

    7103785c72f15bc66849b927bb9b0030c2a8383a8f71cd4308b0b42055d8d467

  • SHA512

    b4a691e3b679dac187f1219cff013d3e27a87d55bf10c4744b8aba969a0caac39922dbbf9bce454b87e3e685f5bfa9043ecabacca090650278ab2d081bc2d5cb

  • SSDEEP

    6144:NloZM+rIkd8g+EtXHkv/iD4tTXCl38e1m2i8nUJfEm:PoZtL+EP8kda4mfE

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1260178339398684763/vrimjbksRiAdnQJhpf4RiMhDKhDPxfoJKYZ-ILxv3PIxTVVzEhCZeqgCy8f3wVpGOLPx

Targets

    • Target

      Solara.exe

    • Size

      253KB

    • MD5

      9f3f506175ad4d9550bf1aea609694a7

    • SHA1

      6cc35e30d5b40eb1b5d115feec12ec247a84193f

    • SHA256

      7103785c72f15bc66849b927bb9b0030c2a8383a8f71cd4308b0b42055d8d467

    • SHA512

      b4a691e3b679dac187f1219cff013d3e27a87d55bf10c4744b8aba969a0caac39922dbbf9bce454b87e3e685f5bfa9043ecabacca090650278ab2d081bc2d5cb

    • SSDEEP

      6144:NloZM+rIkd8g+EtXHkv/iD4tTXCl38e1m2i8nUJfEm:PoZtL+EP8kda4mfE

    • Detect Umbral payload

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Command and Scripting Interpreter: PowerShell

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

    • Drops file in Drivers directory

    • Reads user/profile data of web browsers

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

    • 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