wannacry

General

Target

examplemod-1.0.0 (4).jar
Size

35KB
Sample

250206-dkevaszret
MD5

8d89a507cef0a399769597e3f82a521d
SHA1

da0a98e6d3aa7986ec587d9ed4bb5d035fe6323b
SHA256

cfb543bfeae430a44f248c20dab9d35699c1ae42b0e92dfbed201135c81d7af7
SHA512

621cbb422756a29bf915fb6ebd5a73a2981db6139592da12a8bb24b040f959e4a7f07169ad440f26b212ec08e32a96ae617380cebf9bdaba98e5650300dc7323
SSDEEP

768:IcN7vbGiWGw7Xp5x7urXxIdHdGgdIV8lA41R9rznfXk7n:RvIGw75DqbxcHAgdU822R9rznvE

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\Downloads\WannaCry-main\WannaCry-main\@[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: 115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn 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

115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn

Targets

- Target
  
  examplemod-1.0.0 (4).jar
- Size
  
  35KB
- MD5
  
  8d89a507cef0a399769597e3f82a521d
- SHA1
  
  da0a98e6d3aa7986ec587d9ed4bb5d035fe6323b
- SHA256
  
  cfb543bfeae430a44f248c20dab9d35699c1ae42b0e92dfbed201135c81d7af7
- SHA512
  
  621cbb422756a29bf915fb6ebd5a73a2981db6139592da12a8bb24b040f959e4a7f07169ad440f26b212ec08e32a96ae617380cebf9bdaba98e5650300dc7323
- SSDEEP
  
  768:IcN7vbGiWGw7Xp5x7urXxIdHdGgdIV8lA41R9rznfXk7n:RvIGw75DqbxcHAgdU822R9rznvE
Score

10^/10

wannacry defense_evasion discovery execution impact persistence ransomware upx worm
- Wannacry
  WannaCry is a ransomware cryptoworm.
  ransomware worm wannacry
- Wannacry family
  wannacry
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- File and Directory Permissions Modification: Windows File and Directory Permissions Modification
  defense_evasion
- Indicator Removal: File Deletion
  Adversaries may delete files left behind by the actions of their intrusion activity.
  defense_evasion
- Legitimate hosting services abused for malware hosting/C2
- Sets desktop wallpaper using registry
  ransomware
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1 behavioral2