troldesh | hxxps://github[.]com/Da2dalus/The-MALWARE-Repo

General

Target

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

241123-ffz1saymhx

Score

10^/10

Malware Config

Extracted

Path

C:\Users\Admin\Documents\!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

wannacry defense_evasion discovery evasion execution impact ransomware worm troldesh persistence spyware stealer trojan upx
- Modifies visibility of file extensions in Explorer
  evasion
- Suspicious use of NtCreateProcessExOtherParentProcess
- Troldesh family
  troldesh
- Troldesh, Shade, Encoder.858
  Troldesh is a ransomware spread by malspam.
  ransomware trojan troldesh
- UAC bypass
  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 (81) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Downloads MZ/PE file
- Modifies Windows Firewall
  evasion
- 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
- 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.
- Legitimate hosting services abused for malware hosting/C2
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1 behavioral2