Posts Tagged ‘rlo’

Signed Mac Malware Using Right-to-Left Override Trick

Jul

2013

Right-to-left override (RLO) is a special character used in bi-directional text encoding system to mark the start of text that are to be displayed from right to left. It is commonly used by Windows malware such as Bredolab and the high-profile Mahdi trojan from last year to hide the real extension of executable files. Check […]

Category General Written by F-Secure Antivirus Research Weblog 0 Comments

“exe” read backwards spells “malware”

Aug

2011

RIGHT TO LEFT OVERRIDE (RLO) is a unicode control character (U+202E) that reverses the character reading order from the traditional left-to-right, to right-to-left. This is mainly used for right-to-left languages (such as Arabic or Hebrew). We reported this trick last year but it has resurfaced extensively in the past week to trick users into opening […]

Category Security Written by Commtouch Cafe 0 Comments

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Posts Tagged ‘rlo’

Signed Mac Malware Using Right-to-Left Override Trick

“exe” read backwards spells “malware”

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