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Azure Blob Storage phishing attack impersonates Microsoft

Azure Blob Storage phishing attack impersonates Microsoft
Azure Blob Storage phishing attack impersonates Microsoft. Although phishing attacks can often be quite believable, some more tech savvy users recognise something isn’t right when they see that the login form is unsecured or the SSL certificate doesn’t match the company being impersonated.
However, there is a new phishing attack that stores their phishing form on Azure Blob Storage, so that it is secured by a Microsoft SSL certificate, giving an air of legitimacy to its victims. The phishing attack is an Office 365 based attack.

 

Azure Blob storage is a service that allows for storing large amounts of unstructured object data, such as text or binary data. This data can then be accessed anywhere in the world using HTTP or HTTPS. When the user connects via HTTP or HTTPS, a SSL certificate will be displayed, making it difficult for even competent users to tell it’s a phishing attack.

 

Cloud security provider Nekskope recently discovered this method being used. The attackers have been sending victims emails with a PDF attachment that pretend to be from a law firm in Denver. The attachments are innocently named “Scanned document. Please review” and contains a button to download the PDF. When the target clicks on the button they are brought to a HTML page masquerading as an Office 365 login form. The URL may trigger some savvy users to be suspicious, but the SSL may be enough to convinced them that this is a secured and legitimate Microsoft site.

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Once Clicked on the “Download PDF”button, you are presented with message that the document is trying to connect to Azure blob storage

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In order to protect yourself from this type of attack Netskope advises that companies would properly educate their users to recognise non-standard URL addresses. If users could easily recognise the legitimate address and be suspicious of any change in the web address then they would be less likely to fall victim to this type of phishing scam.

[stackCommerce layout=”2″ count=”5″ sort=”best_sellers”][/stackCommerce]

 

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BREAKING NEWS

UK Fines Facebook over Cambridge Analytica Scandal

UK-Fines-Facebook-over-Cambridge-Analytica-Scandal

UK Fines Facebook over Cambridge Analytica Scandal. The UK has hit Facebook a fine of $645,000 for the Cambridge Analytica Scandal. It was revealed earlier this year that they had harvested the personal data of millions of profiles without the user’s consent and used it for political purposes. It is estimated that 87 million users were affected.

 

The fine has been enforced by the UK’s Information Commissioner’s Office (ICO) and was calculated using a pre-GDPR formula for data breach fines. Using the UK’s old Data Protection Act to fine Facebook, rather than GDPR they can only give a maximum penalty of £500,000, which is equal to what the social media giant earns every 18 minutes.

 

GDPR rules dictate a maximum fine of 4% of annual global turnover, which would be $1.6 billion. Unfortunately the the GDPR regulation wasn’t in place when the Cambridge Analytica story broke, coming into force in May 2018.

 

The UK investigation concluded that Facebook’s APIs had been allowing developers access to users information without them providing proper consent, for a long period of time between 2007 and 2014. Once they realized this loophole existed and patched it up, they did nothing to investigate the data compromised or ensure it was deleted.

 

[FACEBOOK] should have known better and it should have done better… We considered these contraventions to be so serious we imposed the maximum penalty under the previous legislation. The fine would inevitably have been significantly higher under the GDPR

Information Commissioner Elizabeth Denham said in a statement

 

Facebook has said they are reviewing the ICO’s findings and stated they “respectfully disagree” with some of the report, but admit they should have done more to protect users data. They also added that they found no evidence that British users profile information was shared with Cambridge Analytica.

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BREAKING NEWS

Libssh Security Flaw leaves thousands of servers vulnerable to hijacking

Libssh Security Flaw leaves thousands of servers vulnerable to hijacking

Libssh Security Flaw leaves thousands of servers vulnerable to hijacking. A security flaw in libssh leaves thousands, and potentially more, servers vulnerable to an attack. Libssh is a multiplatform C library which allows users to remotely execute programs, transfer files, manage public keys and use a secure and transparent tunnel.

 

The security flaw, discovered by Peter Winter-Smith from NCC Group, allows a hacker to bypass the authentication process on the servers and gain access to the system without having to enter a password.

 

An attacker can do this by sending the SSH server “SSH2_MSG_USERAUTH_SUCCESS” message instead of the “SSH2_MSG_USERAUTH_REQUEST” message that a server usually expects and which libssh uses as a sign that an authentication procedure needs to initiate.

 

The libssh system will treat this message to mean the authentication has already taken place and allow the attacker access to the server. The flaw (CVE-2018-10933) was released in January 2014 in release 0.6.0.

 

It’s estimated that the vulnerability currently affects at least 3000 servers, however this is based on a small search and the scale of the problem is not yet known. There were concerns that the popular version control site for developers to work collaboratively on projects, GitHub, was affected but they have released a statement denying this. Github claims the way they use libssh means they are not vulnerable to this exploit.

 

“We use a custom version of libssh; SSH2_MSG_USERAUTH_SUCCESS with the libssh server is not relied upon for pubkey-based auth, which is what we use the library for,”

a GitHub security official said on twitter

 

The security flaw is only on the server side, meaning users who have a libssh based SSH client installed on their computer will be safe from potential attackers looking to exploit this vulnerability.

 

While there are currently no public exploits available for the vulnerability, they are easy to put together so these are likely to pop up online in the coming days and weeks.

The team at libssh released versions 0.8.4 and 0.7.6 yesterday to handle this bug.

 

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BREAKING NEWS

Ad Clicker Disguised as a Google Photos App has been Hosted on Microsoft Store.

Ad Clicker Disguised as a Google Photos App has been Hosted on Microsoft Store

Ad Clicker Disguised as a Google Photos App has been Hosted on Microsoft Store.

 

A malicious app called “Album by Google Photos” was found to be hosted on the Microsoft store. The app was pretending to be part of Google Photos, but was in fact an ad clicker that generates hidden adverts within the Windows 10 Operating System.

 

The ad clicker app seemed credible to users because of its name, and also the fact it claimed to be created by Google LLC, Google’s actual Microsoft store account is Google Inc, but it looks unsuspecting to users. Microsoft came under some criticism for not realising the app was actually malicious software since the user reviews did highlight that the app was fake, with plenty of 1* reviews. One review states “ My paid Anti-malware solution detected several attempts to download malware by this app. Watch out”. The App was first released on the Microsoft store in May.

 

What did the application do?

 

The “Album by Google Photos” app is a Progressive Web Application (PWA), which acts as the front end for Google Photos and includes a legitimate login screen. Hidden in the app bundle is also an ad clicker which runs in the background and generates income for the app developers.

 

The app connects to ad URLS, and the ads were very similar to what users would see from typical adware, including tech support scams, random chrome extensions, fake flash and java installs and general low-quality sites.

 

Microsoft haven’t commented how this app managed to pass the Microsoft review process before ending up on the store.  This is somewhat concerning since it could mean other malicious apps of a similar nature have flown under the radar and are still infecting user’s computers. We are waiting for Microsoft to comment on the issue.

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