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General

  • Target

    Built_protected.exe

  • Size

    11.3MB

  • Sample

    240809-zv99vayfqq

  • MD5

    d378f07a94a61856c185ddca6c67dda3

  • SHA1

    65157a904bf61a9032eaab2ed313dd86b4c8c53c

  • SHA256

    359c0765635b800d64a5b653630267e3fa1ed08f64ab6be8dc9000278c038181

  • SHA512

    0b0d2e71f5cbf2387d154b875ddb57809487521c8809d2571ac29858d69abf9bf4115851c7bd4001671a7dd4eb3510c3c3fa76dc7578b3c97c50be2332d254de

  • SSDEEP

    196608:HvfNuuGiCHyid0YveA+zhOWBWurErvI9pWjg/Qc+4o673pNrabebSE2yzWGPMYn4:HUr0YGA+zBWurEUWjZZ4dDLIeWKzWGPs

Malware Config

Targets

    • Target

      Built_protected.exe

    • Size

      11.3MB

    • MD5

      d378f07a94a61856c185ddca6c67dda3

    • SHA1

      65157a904bf61a9032eaab2ed313dd86b4c8c53c

    • SHA256

      359c0765635b800d64a5b653630267e3fa1ed08f64ab6be8dc9000278c038181

    • SHA512

      0b0d2e71f5cbf2387d154b875ddb57809487521c8809d2571ac29858d69abf9bf4115851c7bd4001671a7dd4eb3510c3c3fa76dc7578b3c97c50be2332d254de

    • SSDEEP

      196608:HvfNuuGiCHyid0YveA+zhOWBWurErvI9pWjg/Qc+4o673pNrabebSE2yzWGPMYn4:HUr0YGA+zBWurEUWjZZ4dDLIeWKzWGPs

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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

    • Checks BIOS information in registry

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

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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

    • Checks whether UAC is enabled

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks