General

  • Target

    Built.exe

  • Size

    6.7MB

  • Sample

    240907-kd1azsvblm

  • MD5

    72a6e8cb394a7ad61f792accb96283e4

  • SHA1

    41f5d2cba54a3e2a32e46c64f231679424c7e2fb

  • SHA256

    7d1296de04f47aa306b237770040e8cc10d07b237fd32e67fdf0020d463d0068

  • SHA512

    9bb9aa542842d9a40a27e98b093fcf2697b05007278b0bfaeb72860b0f44d6ee42c9982416bc3c3cc001f79d82fc01dafa9a61c45623c897c0da8601f681873f

  • SSDEEP

    196608:0LF9qeN/FJMIDJf0gsAGKXQyRzuAKYMVjOA:Ul/Fqyf0gsjCiAKZ

Malware Config

Targets

    • Target

      Built.exe

    • Size

      6.7MB

    • MD5

      72a6e8cb394a7ad61f792accb96283e4

    • SHA1

      41f5d2cba54a3e2a32e46c64f231679424c7e2fb

    • SHA256

      7d1296de04f47aa306b237770040e8cc10d07b237fd32e67fdf0020d463d0068

    • SHA512

      9bb9aa542842d9a40a27e98b093fcf2697b05007278b0bfaeb72860b0f44d6ee42c9982416bc3c3cc001f79d82fc01dafa9a61c45623c897c0da8601f681873f

    • SSDEEP

      196608:0LF9qeN/FJMIDJf0gsAGKXQyRzuAKYMVjOA:Ul/Fqyf0gsjCiAKZ

    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

    • 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.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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.

    • UPX packed file

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

MITRE ATT&CK Enterprise v15

Tasks