Tuesday, 20 January 2015

Proforma Invoice from Monika monika.goetz@bigk.co.uk malware

Proforma Invoice from Monika are being spammed out, using  "Monika" {monika.goetz@bigk.co.uk email address.
The Word document has a random attachment, however these emails aren't from Big K Ltd at all, they just being used to make the email look more genuine, ie. from a real company.


It's also worth remembering that the company itself  may not have any knowledge of this email and it's link(s) or attachment as it won't have come from their servers and IT systems but from an external bot net.


It's not advised to ring them as there won't really be anything they can do to help you.
Big K specialise in the supply of a wide range of high quality solid fuels. These include the fuels used for barbecuing in the summer months as well as the various fuels used during the winter for open fireplaces and heaters.

Message Header:

From: "Monika" {monika.goetz@bigk.co.uk}
Subject: Proforma Invoice
Message Body:
Please find enclosed the proforma invoice for your order. Please let me know when payment has been made, so that the goods can be despatched.

Kind regards,

Monika Goetz
Sales & Marketing Co-ordinator

Attachment:
Proforma.doc
Md5 Hashes:
2c51870c1cf1400188f8b86f547973f3
5e1df6fe93ed7dabc0fa7f4c9bebe94e

Malware Macro document information:

VirusTotal Report [1] (hits 0/57 Virus Scanners)

VirusTotal Report [2] (hits 0/57 Virus Scanners)

Malwr Report [1]

Malwr Report [2]

Decoded Macro [1]
Sanesecurity signatures are blocking this as:

Sanesecurity.Malware.24676.DocHeur
NOTE

The current round of Word and Excel attachments are targeted at Windows users.

Apple and Android software can open these attachments and may even manage to run the macro embedded inside the attachment.

The auto-download file is normally a windows executable and so will not currently run on  any operating system, apart from Windows.

However, if you are an Apple/Android user and forward the message to a Windows user, you will them put them at risk of opening the attachment and auto-downloading the malware.

Currently these attachments try to auto-download Dridex, which is designed to

steal login information regarding your bank accounts (either by key logging, taking auto-screens hots or copying information from your clipboard (copy/paste))

Cheers,
Steve

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