Security

Articles about Security on omid.dev — guides, topics, and notes from the field.

Trojan "made in Germany" spies in Bahrain

Published: July 26, 2012 Reading time: 2 min

h-Online: Citizenlab has released a detailed analysis of the activities of a trojan in which the experts conclude that the malware is most likely closely related to FinFisher, a commercial spyware tool developed by a company called Gamma International. The trojan targeted political activists in Bahrain and included sender names such as that of an Al Jazeera correspondent and subject lines like “Torture reports on Rabil Najaab”. The attached .exe file, disguised as an image, disabled anti-virus software and installed a complete set of spyware programs on the recipient’s PC. The spyware proceeded to monitor, among other things, the victim’s Skype communications including conversations and file transfers. An analysis of the infected systems’ working memory repeatedly produced the “finspy” character string. This name is used by Gamma to advertise FinFisher modules. ...

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Brit accused of biggest military hack in history

Published: July 25, 2012 Reading time: 2 min

iol scitech: London – A British computer hacker accused by the United States of breaking into top secret military and space agency networks will learn the result of his six-year fight against extradition within three months, a court heard on Tuesday. Gary McKinnon faces up to 60 years in jail if convicted in American courts for what one US prosecutor has described as the “biggest military computer hack of all time”. ...

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VirusTotal online scanner adds behavior analysis

Published: July 25, 2012 Reading time: 2 min

h-Online: The developers of the VirusTotal online virus scanner service are currently testing a new sandbox feature to provide users with more meaningful scan results. In a post on the company’s blog, software architect and developer Emiliano Martinez says that, for this purpose, samples uploaded to the service are executed in a controlled sandbox environment where their actions can be “recorded in order to give the analyst a high level overview of what the sample is doing”. ...

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Anonymous hackers cripple Australian gov't websites

Published: July 24, 2012 Reading time: 2 min

FoxNews: International hacking group Anonymous took at least 10 Australian government websites offline briefly Tuesday in a series of escalating attacks over proposed changes to privacy laws. The Australian arm of the group has warned it will continue the attacks on “.gov.au” sites until plans to force ISPs to store user data and make it further available to security services are shelved. The attacks started after Prime Minister Julia Gillard answered policy questions via webcam in an online Google+ Hangout session on Saturday but the sites targeted so far are all run by the Queensland State Government. ...

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11 million passwords leaked from online gaming platform

Published: July 24, 2012 Reading time: 2 min

h-Online: A file with 11 million password hashes belonging to users of the online games platform Gamigo has been circulated on the internet. According to an analysis by ZDNet, 8.2 million different email addresses are also part of the 478MB file. Around 3 million of these belong to users from the US, 2.4 million are German addresses and 1.3 million are supposed to originate in France. The list also includes corporate email addresses from companies such as IBM, Siemens, Deutsche Bank and the German insurance company Allianz. ...

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Urgent security update for TeamViewer

Published: July 21, 2012 Reading time: 1 min

h-online: The TeamViewer developers have released updates for a potential security vulnerability discovered in the remote access tool. The company recommends that users install the security updates immediately. Versions 5 to 7 of the Windows, Mac OS X and Linux editions of TeamViewer Full and TeamViewer QuickSupport are affected. The flaw does not appear to have been discovered in TeamViewer Host. The company has not offered any details of the vulnerability, but updated editions of the software can be obtained from the TeamViewer Download page. The new version can simply be installed over the previous installation. ...

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Security researchers take out botnet responsible for 18 billion spam emails a day

Published: July 19, 2012 Reading time: 4 min

Independent: If you’re a fan of fake Rolex watches and cheap Viagra look away now. A huge spam botnet responsible for an estimated 18 billion messages a day has been taken out by security researchers. The four year old botnet – known as Grum – is believed to have been responsible for around 18% of the world’s spam emails. A botnet is a cluster of infected computers used by cybercriminals to send a variety of spam emails – often offering cheap Viagra, fake watches or unusual dating solutions. ...

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Aguilera: Hacker Stole My "Feeling Of Security"

Published: July 19, 2012 Reading time: 3 min

The Smoking Gun: Christina Aguilera contends that the recent hacking of her e-mail account had stripped her of a “feeling of security” that now “can never be given back,” according to a victim’s impact statement submitted to a U.S. District Court judge in Los Angeles. The singer’s statement was prepared in advance of the sentencing of Christopher Chaney, the Florida felon/online stalker who has pleaded guilty to illegally accessing the e-mail accounts of more than 50 victims (many of them Hollywood figures). ...

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Fake Facebook Photo Notifications Contain Malware

Published: July 19, 2012 Reading time: 1 min

Mashable: Sophos’s NakedSecurity blog outlined the threat on Wednesday. The company’s SophosLabs intercepted a “spammed-out email campaign” which was designed to spread malware. Sophos provided the following example: The blog notes that the email address above misspells “Facebook” as “Faceboook.” The link takes the user to a malicious iFrame script, which exposes the user’s computer to malware. However, within four seconds, the user’s browser is directed to a presumably innocent Facebook page like the one below to act as a smokescreen. ...

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Spam attack on Dropbox users

Published: July 19, 2012 Reading time: 1 min

H-Online: Spammers are currently sending large volumes of spam to users of cloud storage service provider Dropbox. The H’s associates at heise Security have so far received four different pieces of German-language spam at an email address used solely to register with Dropbox, and some of their readers have reported the same problem; similar reports can also be found on the Dropbox forums. In almost all cases, the spam is for suspicious-looking online casinos. ...

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Madi Malware: Another Trojan Targets Organizations from the Middle East [Updated]

Published: July 18, 2012 Reading time: 2 min

This article is copied from Softpedia: Researchers from Symantec, Kaspersky and Seculert **have all come across Madi (Madhi), a relatively new piece of malware that mainly targets organizations from the Middle East. ** Before we take a look at Madi and compare it to other infamous Trojans such as Stuxnet, Duqu, or Flame, let’s take a quick look at its name. According to Wikipedia, Mahdi is considered to be the redeemer of Islam who will rid the world of tyranny, injustice and wrongdoings. ...

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NVIDIA hackers publish user data

Published: July 16, 2012 Reading time: 1 min

Late last week, NVIDIA confirmed that the database for its forums web site had been broken into by unauthorized third parties, with data from more than 400,000 registered users affected. A hacker group calling itself “Team Apollo” has now claimed responsibility for the breach which caused NVIDIA to take the site down. As proof, they have published email addresses and password hashes for approximately 800 users from the database on Pastebin, with more, apparently, to follow. If the data proves to be genuine, NVIDIA’s statement that the password hashes were salted would be contradicted: the database excerpt includes the hash b018f55f348b0959333be092ba0b1f41 three times in the list, the result of md5('nvidia123'). ...

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‘Botnet' sends out spam as malware spreads on Android phones: researcher

Published: July 15, 2012 Reading time: 2 min

Malware has been spreading on Android mobile phones that takes control of certain email accounts to create a “botnet” to send out spam, a security researcher says. Microsoft security engineer Terry Zink says the malware has infected phones of users’ Yahoo email accounts to send out spam messages. “We’ve all heard the rumors, but this is the first time I have seen it – a spammer has control of a botnet that lives on Android devices,” Zink said in a blog post on Tuesday. ...

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Fake Skype app on Android is malware

Published: July 15, 2012 Reading time: 2 min

ZDNet Wrote: A new piece of malware is trying to take advantage of Skype’s increasing popularity, especially on mobile devices. Cybercriminals have created a fake version of the Skype for Android app, designed to earn money from unsuspecting users. Trend Micro, which first discovered the malware, is calling this particular threat JAVA_SMSSEND.AB. The Java in the name should not surprise you, given that Android apps are primarily developed in a custom version of the programming language. Thankfully, this is not a very good fake. The app in question only runs on older (pre Software Installation Script) Symbian phones or Android devices that allow execution of Java MIDlet. ...

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Chrome 20 update fixes high-risk security vulnerabilities

Published: July 13, 2012 Reading time: 2 min

Google has published a new update to the stable 20.x branch of Chrome to close a number of security holes in the WebKit-based web browser. Version 20.0.1132.57 of Chrome addresses a total of three vulnerabilities, all of which are rated as “high severity” by the company. These include two use-after-free errors in counter handling and in layout height tracking that were discovered by a security researcher by the name of “miaubiz”. As part of its Chromium Security Vulnerability Rewards program, Google paid the researcher, who is number three in the company’s Security Hall of Fame, $1,000 for discovering and reporting each of the holes. A third high-risk problem related to object access with JavaScript in PDFs has also been corrected. As usual, further details about the vulnerabilities are being withheld until “a majority of users are up-to-date with the fix”. Other changes include stability improvements, and updates to the V8 JavaScript engine and the built-in Flash player plug-in. ...

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