General

  • Target

    saturnx.exe

  • Size

    9.5MB

  • Sample

    240812-ry4bpsvgpq

  • MD5

    1efe9696fbd52aec72f56312fa0c984f

  • SHA1

    b8b974959c744e6c68ab5cc7cceaa676cf8a8d6f

  • SHA256

    16514b9943804dea4b5781388885abbc4a6132867444405816a76399d56bdc90

  • SHA512

    8d29068c0be8b5cc41c5e6578c3e923fe22f703b224301e586c85797278289ac23a0f18897c2ab146e6bfef140ee8cc91d04dd8a80c9cd1c0ba0844073ff5625

  • SSDEEP

    98304:wLNkPQbfzcsr+zUxkol+6VHMklE/BU7F/Bz2WIb:wOSfzHkol+MHMkW/BEZIb

Malware Config

Extracted

Family

skuld

C2

https://discord.com/api/webhooks/1264169187568259117/AQdbcBouvWxeCMV3MoSPfcwrIMWOrqG8LaB0nuXhmBw2kXbOYgLzltm0JWd0v2AIvo3z

Targets

    • Target

      saturnx.exe

    • Size

      9.5MB

    • MD5

      1efe9696fbd52aec72f56312fa0c984f

    • SHA1

      b8b974959c744e6c68ab5cc7cceaa676cf8a8d6f

    • SHA256

      16514b9943804dea4b5781388885abbc4a6132867444405816a76399d56bdc90

    • SHA512

      8d29068c0be8b5cc41c5e6578c3e923fe22f703b224301e586c85797278289ac23a0f18897c2ab146e6bfef140ee8cc91d04dd8a80c9cd1c0ba0844073ff5625

    • SSDEEP

      98304:wLNkPQbfzcsr+zUxkol+6VHMklE/BU7F/Bz2WIb:wOSfzHkol+MHMkW/BEZIb

    • Skuld stealer

      An info stealer written in Go lang.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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 local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

MITRE ATT&CK Enterprise v15

Tasks