General
- Target 639cdac320e40ccc0b7da170dad155a8180076afdac60eef4c3638c09f52d50c.exe
- Size 850KB
- Sample250825-cnsd5azzcx
- SHA256 639cdac320e40ccc0b7da170dad155a8180076afdac60eef4c3638c09f52d50c
Score
10/10
Malware Config
Extracted
Path
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C:\ProgramData\zkvpmtf.html
Ransom Note
- Your documents, photos, databases and other important files have been encrypted with strongest encryption and unique key, generated for this computer. Private decryption key is stored on a secret Internet server and nobody can decrypt your files until you pay and obtain the private key. If you see the main locker window, follow the instructions on the locker. Overwise, it's seems that you or your antivirus deleted the locker program. Now you have the last chance to decrypt your files. Open http://fizxfsi3cad3kn7v.onion.cab or http://fizxfsi3cad3kn7v.tor2web.org in your browser. They are public gates to the secret server. If you have problems with gates, use direct connection: 1. Download Tor Browser from http://torproject.org. 2. In the Tor Browser open the http://fizxfsi3cad3kn7v.onion Note that this server is available via Tor Browser only. Retry in 1 hour if site is not reachable. Copy and paste the following public key in the input form on server. Avoid missprints. Follow the instructions on the server. The list of your encrypted files: Path File
URLs
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http://fizxfsi3cad3kn7v.onion.cab
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http://fizxfsi3cad3kn7v.tor2web.org
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http://fizxfsi3cad3kn7v.onion
Targets
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- Target 639cdac320e40ccc0b7da170dad155a8180076afdac60eef4c3638c09f52d50c.exe
- Size 850KB
- SHA256 639cdac320e40ccc0b7da170dad155a8180076afdac60eef4c3638c09f52d50c
Score10/10-
CTB-Locker
Ransomware family which uses Tor to hide its C2 communications.
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Ctblocker family
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Drops desktop.ini file(s)
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in System32 directory
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Sets desktop wallpaper using registry