wannacry

General

Target

FMBackground1.jpg
Size

65KB
Sample

240420-sg4ftabg3z
MD5

fc0dc4b4ccdf6828736bad5b4172e455
SHA1

04f2bf78038d2a228318ed90deb77e2cdd8da50d
SHA256

cfeb28037cbe8301b0412ee90d5a85821c59234444ccae927fc3b720c3a66d2a
SHA512

6cb3b41833381ade38b26c6c8c934fae4696ded819510245cfb04835ed8263884ac3c0caa5b440f4855ce66c2b50098fe333711e86d7666ae19abf00dea4eef2
SSDEEP

1536:TjhhyHra+S1oz5zWbusxhWzCF0zV8w5NTSXUoqMVTBqomB60zr:TjyLBSG9zCuUhWqwuwfSrqMVE1

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\@[email protected]

Family

wannacry

Ransom Note

Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �

Wallets

12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw

Targets

- Target
  
  FMBackground1.jpg
- Size
  
  65KB
- MD5
  
  fc0dc4b4ccdf6828736bad5b4172e455
- SHA1
  
  04f2bf78038d2a228318ed90deb77e2cdd8da50d
- SHA256
  
  cfeb28037cbe8301b0412ee90d5a85821c59234444ccae927fc3b720c3a66d2a
- SHA512
  
  6cb3b41833381ade38b26c6c8c934fae4696ded819510245cfb04835ed8263884ac3c0caa5b440f4855ce66c2b50098fe333711e86d7666ae19abf00dea4eef2
- SSDEEP
  
  1536:TjhhyHra+S1oz5zWbusxhWzCF0zV8w5NTSXUoqMVTBqomB60zr:TjyLBSG9zCuUhWqwuwfSrqMVE1
Score

10^/10

wannacry discovery persistence ransomware worm
- Suspicious use of NtCreateProcessExOtherParentProcess
- Wannacry
  WannaCry is a ransomware cryptoworm.
  ransomware worm wannacry
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Adds Run key to start application
  persistence
- Legitimate hosting services abused for malware hosting/C2
- Sets desktop wallpaper using registry
  ransomware
behavioral1