wannacry

General

Target

MalwareDatabase
Size

331KB
Sample

240820-xy8jbasfnq
MD5

8caec591082dc00491aea1ef77cffa46
SHA1

65154b9e1f1c6234b90c43b1db3cf06acfa39d96
SHA256

1c8fc97540852d2967a477d24ba22f271d625edb0bfe4c53fcf927b3fc95094c
SHA512

3a87cfa3603b2e811b041426dbb8c0464958dfb366c12525d585c24593430ef993d1f70050e0fb64ef923a81df43c16f941eeb90de7ef8f2e3277da2acbc169e
SSDEEP

6144:gFoYH3uokeOvHS1d1+sNs8wbiWQz9qvZJT3CqbMrhryf65NRPaCieMjAkvCJv1V1:SoYH3uokeOvHS1d1+sNs8wbiWQz9qvZM

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\Temp1_WannaCrypt0r (1).zip\@[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: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 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

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Targets

- Target
  
  MalwareDatabase
- Size
  
  331KB
- MD5
  
  8caec591082dc00491aea1ef77cffa46
- SHA1
  
  65154b9e1f1c6234b90c43b1db3cf06acfa39d96
- SHA256
  
  1c8fc97540852d2967a477d24ba22f271d625edb0bfe4c53fcf927b3fc95094c
- SHA512
  
  3a87cfa3603b2e811b041426dbb8c0464958dfb366c12525d585c24593430ef993d1f70050e0fb64ef923a81df43c16f941eeb90de7ef8f2e3277da2acbc169e
- SSDEEP
  
  6144:gFoYH3uokeOvHS1d1+sNs8wbiWQz9qvZJT3CqbMrhryf65NRPaCieMjAkvCJv1V1:SoYH3uokeOvHS1d1+sNs8wbiWQz9qvZM
Score

10^/10

wannacry defense_evasion discovery execution impact persistence privilege_escalation ransomware worm
- Wannacry
  WannaCry is a ransomware cryptoworm.
  ransomware worm wannacry
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Adds Run key to start application
  persistence
- File and Directory Permissions Modification: Windows File and Directory Permissions Modification
  defense_evasion
- Legitimate hosting services abused for malware hosting/C2
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Sets desktop wallpaper using registry
  ransomware
behavioral1