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Ini Langkah Atasi Serangan Ransomware WCry Dari Kominfo



Ini Langkah Atasi Serangan Ransomware WCry Dari Kominfo

 Sebagaimana berita viral yang telah beredar baik lokal maupun luar negeri, dunia siber sedang digegerkan dengan serangan ransomware WannaCry dengan modus mengunci data komputer. Untuk bias mengakses data, hacker meminta tebusan dengan nominal cukup lumayan yaitu sekitar 300USD sampai 600USD. Hacker juga mengancam menaikkan nominal jika tidak segera dibayar, malah jika lebih dari tujuh hari hacker mengancam untuk hapus semua data. Penyebaran virus ini dikategorikan sebagai teroris siber karena penyebarannya yang massif

 
Ransomware baru ini disebut WannaCry, mengincar komputer windows yang notabene memiliki kelemahan fungsi SMB (Server Message Block). Semua negara diancam teror oleh virus ini, mulai dari Inggris, Rusia, Perancis, sampai Indonesia. Ransomware juga menyerang institusi keuangan, perusahaan, institusi kesehatan, layanan telekomunikasi, juga transportasi sehingga membuat payah seluruh golongan. RS Harapan Kita dan RS Dharmais telah tercatat sebagai korban sejauh ini

Untuk mencegah komputer dari infeksi ransomware WCry, KOminfo telah memberi lima steps, check this out:
Pertama: Install patch MS17-010 keluaran Microsoft (pembaruan keamanan system Win),
Kedua: Nonaktifkan fungsi macros,
Ketiga: Nonaktifkan fungsi SMB v1,
Keempat: Block 139/445 & 3389 Ports,
Kelima: Backup semua data penting dan pindah di tempat lain

Demi mengamankan jaringan, ID-SIRTII himbau supaya melakukan hal berikut:
Pertama: Komputer personal maupun jaringan supaya tidak dihubungkan ke LAN atau internet dahulu.
Kedua: Melakukan backup semua data-data penting.
Ketiga: Memperbarui antivirus dengan security patch dari Microsoft.

Kominfo menerangkan kalau Komputer telah terinfeksi, maka data belum tentu bisa kembali. Tapi memutus sambungan internet dapat menghentikan penyebaran virus ini ke komputer lain. 

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