General

  • Target

    XSpammer-Windows-Installer.exe

  • Size

    78.4MB

  • Sample

    250414-efa6zszwhx

  • MD5

    3fea7be3e7408542c5d571ed82819307

  • SHA1

    257ed424e5c043e3d64e5a98332a04ba42eb4ff9

  • SHA256

    3b278965a9bc1f64fe6f120c753e19079962a035529b0d7143ee5de3be1c3b9f

  • SHA512

    342164f6dbed1ab38b651eb406194663404e739cbfd33c11162abe4f601c2590e2c4cebb90337cef0441b5c242cda72e2cc42c659e1c35948dd0c575eb85e3e3

  • SSDEEP

    1572864:HZzMgaq98HmYOY1TltopGun6WF4DCe620hpeDhghTQBlGJk054uzzJth1jYpa3:SK9OVTtopGyPKERhpeDGGlG2sDHV1jim

Malware Config

Targets

    • Target

      XSpammer-Windows-Installer.exe

    • Size

      78.4MB

    • MD5

      3fea7be3e7408542c5d571ed82819307

    • SHA1

      257ed424e5c043e3d64e5a98332a04ba42eb4ff9

    • SHA256

      3b278965a9bc1f64fe6f120c753e19079962a035529b0d7143ee5de3be1c3b9f

    • SHA512

      342164f6dbed1ab38b651eb406194663404e739cbfd33c11162abe4f601c2590e2c4cebb90337cef0441b5c242cda72e2cc42c659e1c35948dd0c575eb85e3e3

    • SSDEEP

      1572864:HZzMgaq98HmYOY1TltopGun6WF4DCe620hpeDhghTQBlGJk054uzzJth1jYpa3:SK9OVTtopGyPKERhpeDGGlG2sDHV1jim

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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 v16

Tasks