wannacry | 283f40e9d550833bec101a24fd6fd6fbd9937ed32a51392e818ffff662a1d30a | Triage

Sharing

General

Target

WannaCrypt0r.zip
Size

3.3MB
Sample

241112-lx173azern
MD5

e58fdd8b0ce47bcb8ffd89f4499d186d
SHA1

b7e2334ac6e1ad75e3744661bb590a2d1da98b03
SHA256

283f40e9d550833bec101a24fd6fd6fbd9937ed32a51392e818ffff662a1d30a
SHA512

95b6567b373efa6aec6a9bfd7af70ded86f8c72d3e8ba75f756024817815b830f54d18143b0be6de335dd0ca0afe722f88a4684663be5a84946bd30343d43a8c
SSDEEP

49152:0x8KJHkctwJdVlgBq+q1vqtWdhQIajy4AsOLgVv+L3QXz+B7m1qyapDgJmeiTLW:0x8KJX+dVHvtzaj3xWgw79icXW

Score

10^/10

wannacry defense_evasion discovery execution impact persistence ransomware spyware stealer worm

Malware Config

Extracted

Path

C:\Users\Admin\Documents\@[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
  
  WannaCrypt0r.zip
- Size
  
  3.3MB
- MD5
  
  e58fdd8b0ce47bcb8ffd89f4499d186d
- SHA1
  
  b7e2334ac6e1ad75e3744661bb590a2d1da98b03
- SHA256
  
  283f40e9d550833bec101a24fd6fd6fbd9937ed32a51392e818ffff662a1d30a
- SHA512
  
  95b6567b373efa6aec6a9bfd7af70ded86f8c72d3e8ba75f756024817815b830f54d18143b0be6de335dd0ca0afe722f88a4684663be5a84946bd30343d43a8c
- SSDEEP
  
  49152:0x8KJHkctwJdVlgBq+q1vqtWdhQIajy4AsOLgVv+L3QXz+B7m1qyapDgJmeiTLW:0x8KJX+dVHvtzaj3xWgw79icXW
Score

10^/10

wannacry defense_evasion discovery execution impact persistence ransomware spyware stealer 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
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- File and Directory Permissions Modification: Windows File and Directory Permissions Modification
  defense_evasion
- Sets desktop wallpaper using registry
  ransomware
behavioral1 behavioral2 behavioral3 behavioral4

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Direct Volume Access

File and Directory Permissions Modification

Windows File and Directory Permissions Modification

Hide Artifacts

Hidden Files and Directories

Indicator Removal

File Deletion

Modify Registry

Credential Access

Credentials from Password Stores

Credentials from Web Browsers

Unsecured Credentials

Credentials In Files

Discovery

Browser Information Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Defacement

Inhibit System Recovery

Tasks

static1

behavioral1

wannacrydefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealerworm

behavioral2

wannacrydefense_evasiondiscoverypersistenceransomwarespywarestealerworm

behavioral3

behavioral4