Robert Lemos, 2006-03-14
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Cryzip Trojan encrypts data, requests ransom
2006-03-15
Juha-Matti Laurio
Juha-Matti Laurio
The file type list used is remarkable large, according to the http://securityresponse.symantec.com/avcenter/venc/data/trojan.cryzip.html write-up:
.db, .doc, .jpg, .mdb, .pdf, .rar, .tar, .txt, .xls and .zip etc. etc.
I.e. commonly used Office document formats and several data compression form...
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.db, .doc, .jpg, .mdb, .pdf, .rar, .tar, .txt, .xls and .zip etc. etc.
I.e. commonly used Office document formats and several data compression form...
[ more ] [ reply ]
Cryzip Trojan encrypts data, requests ransom
2006-03-15
Anonymous
Anonymous
This reminds me of the Casino boot-sector virus from the early 90's. It loaded a copy of your file allocation table (FAT) into memory and deleted both copies from you hard drive. You then had 7 credits in an ASCII displayed slot machine to win your FAT back before the program deleted it from memor...
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Cryzip Trojan encrypts data, requests ransom
2006-03-15
Tommy Ward
Tommy Ward
This implementation was lame, but imagine if the attackers actually implemented it correctly? The really hard thing is to get away with the money from the payments...but the cryptovirus concept could be extremely malicious. Without giving away the store, imagine an install time key gen with appropri...
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