all excel file corrupted, converted in 1kb we can't open?

[sashi bhusan]

please help us for excel file corruption, they all converted in 1KB and don't
open shows data error.

 

[garfield-n-odie [MVP]]

What is the data error exactly? Is it DATA Error [47 0F 94 93 F4
K5] ? If yes, then your computer is infected with the Kama Sutra
worm (also known as CME-24, Win32.Blackmal.F [Computer
Associates], Email-Worm.Win32.Nyxem.e [F-Secure],
Email-Worm.Win32.Nyxem.e [Kaspersky], W32/MyWife.d@MM [McAfee],
W32/MyWife.d@MM!M24 [McAfee], Win32/Mywife.E@mm [Microsoft],
W32/Small.KI@mm [Norman], Tearec.A [Panda Software], W32/Nyxem-D
[Sophos], WORM_GREW.{A, B} [Trend Micro]).