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Posts Tagged ‘xor encryption’

A new threat for the Linux platform was first mentioned on August 7th by RSA researchers, where it was dubbed Hand of Thief.  The two main capabilities of this Trojan are form-grabbing of Linux-specific browsers and entering a victim’s computer by a back-door. Moreover, it is empowered with features like anti-virtualization and anti-monitoring. With the […]

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It’s high time the Crypto Girl talks about Crypto, isn’t it? A few days ago, I analyzed a malicious Opera Updater, named SymbOS/OpFake.A!tr.dial, and was surprised to discover it uses a 91-byte XOR key to conceal one of its configuration file. 91 bytes?! Yes, bytes, so 728 bits. This is quite a lot. AES only […]

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ESET has discovered a new version of the Delphi infector, Win32/Induc. Unlike its predecessors, however, this variant incorporates a seriously malicious payload and has acquired some extra file infection and self-replicative functionality. Two years ago, we published comprehensive information (here , here, and here) about the virus Win32/Induc.A, which infected Delphi files at compile-time. Though […]

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