wannacry

General

Target

241209-wte6jawnb1-behavioral1.pcap
Size

21.0MB
Sample

241210-wgzdms1rdx
MD5

71ec93443f4d7d8bf391a5b02856c246
SHA1

d4847d5a2bd26173da036f0d8a7b851c7e7d128b
SHA256

2e5d63057adec0e8d39f369d77f010b03efb0bf16b90cdd05676e346a930d7b6
SHA512

3966071c8ab7e0d2e57738814fc7d9da2db0d5ac0e1a7a7d58a55d07419d8d555d4f34c631e8713919d8bbdda632848a5bcf87a16ecaab249c8b38b3d43c505b
SSDEEP

393216:cQCU8iszVrdcwEyaqGl0NziHnzXzKuhmdZ8Sk5HQnCxqD:EU8imJdcbZsiHnzjKuhOZOtGtD

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\Downloads\!Please Read Me!.txt

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: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �

Wallets

15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1

Targets

- Target
  
  241209-wte6jawnb1-behavioral1.pcap
- Size
  
  21.0MB
- MD5
  
  71ec93443f4d7d8bf391a5b02856c246
- SHA1
  
  d4847d5a2bd26173da036f0d8a7b851c7e7d128b
- SHA256
  
  2e5d63057adec0e8d39f369d77f010b03efb0bf16b90cdd05676e346a930d7b6
- SHA512
  
  3966071c8ab7e0d2e57738814fc7d9da2db0d5ac0e1a7a7d58a55d07419d8d555d4f34c631e8713919d8bbdda632848a5bcf87a16ecaab249c8b38b3d43c505b
- SSDEEP
  
  393216:cQCU8iszVrdcwEyaqGl0NziHnzXzKuhmdZ8Sk5HQnCxqD:EU8imJdcbZsiHnzjKuhOZOtGtD
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
- Downloads MZ/PE file
- Drops startup file
- Executes dropped EXE
- 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
- Legitimate hosting services abused for malware hosting/C2
- Sets desktop wallpaper using registry
  ransomware
behavioral1