General

  • Target

    Builder.bat

  • Size

    6.0MB

  • Sample

    250111-zgzaesymev

  • MD5

    90e828d76d0c940ed0b5f276066b52e5

  • SHA1

    2ec6a42f57a74a2196d46d3f01e0870c027f3192

  • SHA256

    88c55ab735061667e410e08d620b745706e71a7e2a4ed36d5291ff35effa66b2

  • SHA512

    751a13956f87592bbe0035b4f01515cc6539ace37cf1d09c052b41c2305b5b97875852697950d7c647f52516ce8a6b825cadab9e8358313dcd42ae7741b670f5

  • SSDEEP

    98304:DsEtdFByLH0amaHl3Ne4i3gmtfXJOLhx9fZAzDJ4wzQgsRuGK4RpOnAKXOqaOF/O:DbFELH1eN/FJMIDJf0gsAGK4R8nAKXzo

Malware Config

Targets

    • Target

      Builder.bat

    • Size

      6.0MB

    • MD5

      90e828d76d0c940ed0b5f276066b52e5

    • SHA1

      2ec6a42f57a74a2196d46d3f01e0870c027f3192

    • SHA256

      88c55ab735061667e410e08d620b745706e71a7e2a4ed36d5291ff35effa66b2

    • SHA512

      751a13956f87592bbe0035b4f01515cc6539ace37cf1d09c052b41c2305b5b97875852697950d7c647f52516ce8a6b825cadab9e8358313dcd42ae7741b670f5

    • SSDEEP

      98304:DsEtdFByLH0amaHl3Ne4i3gmtfXJOLhx9fZAzDJ4wzQgsRuGK4RpOnAKXOqaOF/O:DbFELH1eN/FJMIDJf0gsAGK4R8nAKXzo

    • 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

    • Hide Artifacts: Hidden Files and Directories

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks