wannacry

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General

Target

OllamaSetup.exe
Size

227.4MB
Sample

240630-d4bxraxakm
MD5

c09d7e2a2cd27e395193f38d7b957aaa
SHA1

763e9ac6475d61f56cf38c16470086dab8fa340c
SHA256

d89045c9389d97c201abab4e4105166e9f5551bbaca2bb8b9f0401b9d2aebcf7
SHA512

affd57ccd0b35dd66498645ca0e36bbf8d3a764ad72f916e18ee7f3144c4069f5d6108cf07ed6cbb718e4a9f850cfb1cd0b3507528cf3786ee8d5aeeeea49d06
SSDEEP

6291456:47us/m6G7CuDPaLDys4LoYml3+rdkU+CVu41K:/27gQDysOPpjVNK

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\Temp1_Ransomware.WannaCry.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
  
  OllamaSetup.exe
- Size
  
  227.4MB
- MD5
  
  c09d7e2a2cd27e395193f38d7b957aaa
- SHA1
  
  763e9ac6475d61f56cf38c16470086dab8fa340c
- SHA256
  
  d89045c9389d97c201abab4e4105166e9f5551bbaca2bb8b9f0401b9d2aebcf7
- SHA512
  
  affd57ccd0b35dd66498645ca0e36bbf8d3a764ad72f916e18ee7f3144c4069f5d6108cf07ed6cbb718e4a9f850cfb1cd0b3507528cf3786ee8d5aeeeea49d06
- SSDEEP
  
  6291456:47us/m6G7CuDPaLDys4LoYml3+rdkU+CVu41K:/27gQDysOPpjVNK
Score

10^/10

wannacry defense_evasion discovery execution impact persistence 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
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- 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