badrabbit

General

Target

https://github.com/Da2dalus/The-MALWARE-Repo
Sample

250306-ethszsxxgy

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
  
  https://github.com/Da2dalus/The-MALWARE-Repo
Score

10^/10

badrabbit cryptolocker dharma wannacry credential_access defense_evasion discovery evasion execution impact persistence privilege_escalation ransomware spyware stealer trojan upx worm
- BadRabbit
  Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.
  ransomware badrabbit
- Badrabbit family
  badrabbit
- CryptoLocker
  Ransomware family with multiple variants.
  ransomware cryptolocker
- Cryptolocker family
  cryptolocker
- Dharma
  Dharma is a ransomware that uses security software installation to hide malicious activities.
  ransomware dharma
- Dharma family
  dharma
- Modifies WinLogon for persistence
  persistence
- Modifies Windows Defender DisableAntiSpyware settings
  evasion trojan
- Modifies Windows Defender Real-time Protection settings
  defense_evasion trojan
- UAC bypass
  defense_evasion trojan
- 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
- Renames multiple (656) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Contacts a large (1117) amount of remote hosts
  This may indicate a network scan to discover remotely running services.
  discovery
- Disables RegEdit via registry modification
  defense_evasion
- Disables Task Manager via registry modification
  defense_evasion
- Disables use of System Restore points
  defense_evasion
- Downloads MZ/PE file
- Event Triggered Execution: Image File Execution Options Injection
  persistence
- Modifies Windows Firewall
  defense_evasion
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Credentials from Password Stores: Windows Credential Manager
  Suspicious access to Credentials History.
  credential_access stealer
- Drops startup file
- Executes dropped EXE
- Impair Defenses: Safe Mode Boot
  defense_evasion
- Loads dropped DLL
- 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
- Checks whether UAC is enabled
  defense_evasion trojan
- Drops desktop.ini file(s)
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Legitimate hosting services abused for malware hosting/C2
- Drops file in System32 directory
- Sets desktop wallpaper using registry
  ransomware
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1