Aliases: No associated aliases
Windows Defender Antivirus detects and removes this threat.
This trojan downloader is a VBScript that downloads and runs other malware, including the prevalent ransowmare Ransom:Win32/Locky.
This threat is known to arrive as a ZIP, RAR, or 7Z attachment on spoofed emails. Some of the spoofed emails appear be sending an invoice from the Microsoft Store:
The trend towards increasingly sophisticated malware behavior, highlighted by the use of exploits and other attack vectors, makes older platforms so much more susceptible to ransomware attacks. From June to November 2017, Windows 7 devices were 3.4 times more likely to encounter ransomware compared to Windows 10 devices.
Use the following free Microsoft software to detect and remove this threat:
You should also run a full scan. A full scan might find other hidden malware.
Prevent malware infections from spam emails
- For enterprise users:
- Follow the appropriate Exchange Online Protection instructions to suit your business needs.
- Learn about how Office 365 can help you block spam using machine learning. See First look at Advanced Threat Protection: new tools to stop unknown malware & phishing attacks for details.
- Be aware of the dangers in opening suspicious emails. Don't open email attachments or links from untrusted sources.
- The Microsoft SmartScreen filter can also help detect spam. It’s built-in and enabled by default in Microsoft email programs.
- Submit spam and non-spam messages to Microsoft for analysis.