General

  • Target

    Built.exe

  • Size

    6.9MB

  • Sample

    241015-n891fstala

  • MD5

    e8b4bbc6221be544e2ac85c627603e12

  • SHA1

    8d8e08a908ff22dc1c511b53ae55b26bee2032e8

  • SHA256

    b862b7580d56c871efa7ff5806b1eb29220c04fb4003a9857cc09f1e41ad970a

  • SHA512

    3e02b5dd0953f1ce9f2d878e361d022285f7bb61458044be8d7b863e3a49ef61f0b3e0150ac99c40cdb6850d0694f87bb4d1d802f14ea48a7450a531acb0a58a

  • SSDEEP

    98304:r3DjWM8JEE1r8kamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRpYKJJcGhEIF2:r30SeNTfm/pf+xk4dWRptrbWOjgrx

Malware Config

Targets

    • Target

      Built.exe

    • Size

      6.9MB

    • MD5

      e8b4bbc6221be544e2ac85c627603e12

    • SHA1

      8d8e08a908ff22dc1c511b53ae55b26bee2032e8

    • SHA256

      b862b7580d56c871efa7ff5806b1eb29220c04fb4003a9857cc09f1e41ad970a

    • SHA512

      3e02b5dd0953f1ce9f2d878e361d022285f7bb61458044be8d7b863e3a49ef61f0b3e0150ac99c40cdb6850d0694f87bb4d1d802f14ea48a7450a531acb0a58a

    • SSDEEP

      98304:r3DjWM8JEE1r8kamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRpYKJJcGhEIF2:r30SeNTfm/pf+xk4dWRptrbWOjgrx

    • 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

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks