Social engineering

MicrosoftSecurity

Nemucod dot dot..WSF

The latest Nemucod campaign shows the malware distributing a spam email attachment with a .wsf extension, specifically ..wsf (with a double dot) extension. It is a variation of what has been observed since last year (2015) – the TrojanDownloader:JS/Nemucod malware downloader using JScript. It still spreads through spam email attachment, typically inside a .zip file,…

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MicrosoftSecurity

Malicious macro using a sneaky new trick

We recently came across a file (ORDER-549-6303896-2172940.docm, SHA1: 952d788f0759835553708dbe323fd08b5a33ec66) containing a VBA project that scripts a malicious macro (SHA1: 73c4c3869304a10ec598a50791b7de1e7da58f36). We added it under the detection TrojanDownloader:O97M/Donoff – a large family of Office-targeting macro-based malware that has been active for several years (see our blog category on macro-based malware for more blogs). However, there wasn’t…

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MalwareBytesSecurity

Verified Twitter accounts compromised, get busy spamming

Verified Twitter accounts tend to be a little more secure than those belonging to non-verified users due to the amount of extra hoop jumping required to get one of those ticks in the first place. A number of security requirements, including providing a phone number and setting up 2FA, are all things a would-be verified Twitter user needs to do. Unfortunately, things can still go wrong…

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MalwareBytesSecurity

Scam as a service 2: the B team

Interest in Tor based threats is increasing to the extent that some vendors will scoop up all activity they find on Tor and provide you a nice front end to search through it at your leisure. This might lead the casual observer to assume that the darkness is a one stop shop for cyber threats, but criminals existed on the internet prior to Tor, and still do quite well for themselves without it. In fact, bad guys with good OPSEC tend to be the exception, rather than the rule. So let’s take a quick look at some unpleasant stuff and the nadir of bad OPSEC, Facebook.

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