{"id":12609,"date":"2022-03-25T06:14:15","date_gmt":"2022-03-25T06:14:15","guid":{"rendered":"https:\/\/myonlinesecurity.co.uk\/?p=12609"},"modified":"2022-03-25T06:14:15","modified_gmt":"2022-03-25T06:14:15","slug":"dear-valued-customer-invoice-ref-00278908-random-sales-manager-js-malware-leads-to-teslacrypt","status":"publish","type":"page","link":"https:\/\/myonlinesecurity.co.uk\/dear-valued-customer-invoice-ref-00278908-random-sales-manager-js-malware-leads-to-teslacrypt\/","title":{"rendered":"Dear Valued Customer Invoice, Ref. 00278908 Random Sales Manager \u2013 JS Malware Leads To Teslacrypt"},"content":{"rendered":"
An email with the subject of Invoice, Ref. 00278908 [ random numbered] pretending to come from random email addresses and names with a zip attachment is another one from the current bot runs which try to download various Trojans and password stealers especially banking credential stealers, which may include cridex, dridex, dyreza and various Zbots, cryptolocker, ransomware and loads of other malware on your computer. They use email addresses and subjects that will entice a user to read the email and open the attachment.<\/p>\n
A very high proportion are being targeted at small and medium size businesses, with the hope of getting a better response than they do from consumers.<\/p>\n
The name of the alleged sender matches the name of the sales manager in the body of the email. The attachment name\/number matches the subject number<\/p>\n
The email looks like:<\/p>\n
From:<\/strong> Derrick bolton <boltonDerrick32@kgorman.ca><\/p>\n Date:<\/strong> Sat 05\/03\/2016 07:38<\/p>\n Subject:<\/strong> Invoice, Ref. 00278908<\/p>\n Attachment:<\/strong> Invoice_ref-00278908.zip<\/p>\n Dear Valued Customer,<\/em><\/p>\n We are very grateful for your purchase. The specified sum of $679,48 was paid and now your order is being processed by our company.<\/em><\/p>\n Delivery information and the invoice can be found in the attached file.<\/em><\/p>\n Thank you!<\/em><\/p>\n Derrick bolton<\/em><\/p>\n Sales Manager<\/em><\/p>\n Screenshot:<\/strong> NONE<\/p>\n These malicious attachments normally have a password stealing component, with the aim of stealing your bank, PayPal or other financial details along with your email or FTP ( web space) log in credentials. Many of them are also designed to specifically steal your Facebook and other social network log in details.<\/p>\n All the alleged senders, companies, names of employees and phone numbers mentioned in the emails are all innocent and are just picked at random. Some of these companies will exist and some won\u2019t. Don\u2019t try to respond by phone or email, all you will do is end up with an innocent person or company who have had their details spoofed and picked at random from a long list that the bad guys have previously found.<\/p>\n The bad guys choose companies, Government departments and organisations with subjects that are designed to entice you or alarm you into blindly opening the attachment or clicking the link in the email to see what is happening.<\/p>\n Please read our How to protect yourselves page<\/a> for simple, sensible advice on how to avoid being infected by this sort of socially engineered malware.<\/p>\n You can now send any suspicious files for examination by the antivirus companies via our submission system<\/strong><\/p>\n 5 March 2017: Invoice_ref-00278908.zip: Extracts to: invoice_ZAwuzp.js ( I have seen 4 different zip files by # all extracting to different js files) VirusTotal detections [1] [2] [3] [4] all of which according to MALWR [a] [b] [c] [d] contact http:\/\/ujajajgogoff.com\/80.exe?1 where they actually download a file called 69 ( VirusTotal<\/a>) MALWR This site was distributing Teslacrypt ransomware earlier in the week, so this is likely to be the same<\/p>\n This is another one of the spoofed icon files that unless you have \u201cshow known file extensions enabled<\/a>\u201c, will look like a DOC file instead of the .exe\/JS file it really is, so making it much more likely for you to accidentally open it and be infected.<\/p>\nBody Content:<\/strong><\/h3>\n