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Petya/Petwrap ransomware

Posted by shazim on 28 06 2017. 0 Comments

Affected countries: UK, Ukraine, India, the Netherlands, Spain, Denmark, and others

Behavior:
Encrypts MFT (Master File Tree) tables for NTFS partitions and overwrites the MBR (Master Boot Record) with a custom bootloader that shows a ransom note and prevents victims from booting their computer.
Actions to be taken:
1. Block source E-mail address
[email protected]

2. Block domains:
http://mischapuk6hyrn72.onion/
http://petya3jxfp2f7g3i.onion/
http://petya3sen7dyko2n.onion/
http://mischa5xyix2mrhd.onion/MZ2MMJ
http://mischapuk6hyrn72.onion/MZ2MMJ
http://petya3jxfp2f7g3i.onion/MZ2MMJ
http://petya3sen7dyko2n.onion/MZ2MMJ
http://benkow.cc/71b6a493388e7d0b40c83ce903bc6b04.bin
COFFEINOFFICE.XYZ
http://french-cooking.com/

3. Block IPs:
95.141.115.108
185.165.29.78
84.200.16.242
111.90.139.247

4. Apply patches:
Refer(in Russian): https://habrahabr.ru/post/331762/

5. Disable SMBv1

6. Update Anti-Virus hashes
a809a63bc5e31670ff117d838522dec433f74bee
bec678164cedea578a7aff4589018fa41551c27f
d5bf3f100e7dbcc434d7c58ebf64052329a60fc2
aba7aa41057c8a6b184ba5776c20f7e8fc97c657
0ff07caedad54c9b65e5873ac2d81b3126754aac
51eafbb626103765d3aedfd098b94d0e77de1196
078de2dc59ce59f503c63bd61f1ef8353dc7cf5f
7ca37b86f4acc702f108449c391dd2485b5ca18c
2bc182f04b935c7e358ed9c9e6df09ae6af47168
1b83c00143a1bb2bf16b46c01f36d53fb66f82b5
82920a2ad0138a2a8efc744ae5849c6dde6b435d

myguy.xls EE29B9C01318A1E23836B949942DB14D4811246FDAE2F41DF9F0DCD922C63BC6
BCA9D6.exe 17DACEDB6F0379A65160D73C0AE3AA1F03465AE75CB6AE754C7DCB3017AF1FBD

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