ctblocker | 743302a59617675c4f87a187156f94de2d9cae38026f30bab1b8607a25a70b87

General

Target

b2e27e88dd895d90f19c8d0314662720_NeikiAnalytics.exe
Size

653KB
Sample

240619-l12b8ssgjk
MD5

b2e27e88dd895d90f19c8d0314662720
SHA1

cc69874f94ae42a274e4b3171e850ad2d3c02465
SHA256

743302a59617675c4f87a187156f94de2d9cae38026f30bab1b8607a25a70b87
SHA512

85c42f2d80fd16b81bad0f110e2c78eb2daa8cdedbbd6d2cc46cad03285b0103d7681d5420ece73ecb95b32c55f9f52934d0ea18bc5da46078a2d26b5d966ca2
SSDEEP

12288:Tf4N3H1XrMFzr0bgo+adMSoy2tVxhwCmQpEZ/0hQOk8+4XKlThiHSrEZ:w1XoFcuadOyy/TC/gYDKYliH

Score

10^/10

Malware Config

Extracted

Path

C:\ProgramData\hmqeonk.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://tmc2ybfqzgkaeilm.onion.cab or http://tmc2ybfqzgkaeilm.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://tmc2ybfqzgkaeilm.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

http://tmc2ybfqzgkaeilm.onion.cab

http://tmc2ybfqzgkaeilm.tor2web.org

http://tmc2ybfqzgkaeilm.onion

Targets

- Target
  
  b2e27e88dd895d90f19c8d0314662720_NeikiAnalytics.exe
- Size
  
  653KB
- MD5
  
  b2e27e88dd895d90f19c8d0314662720
- SHA1
  
  cc69874f94ae42a274e4b3171e850ad2d3c02465
- SHA256
  
  743302a59617675c4f87a187156f94de2d9cae38026f30bab1b8607a25a70b87
- SHA512
  
  85c42f2d80fd16b81bad0f110e2c78eb2daa8cdedbbd6d2cc46cad03285b0103d7681d5420ece73ecb95b32c55f9f52934d0ea18bc5da46078a2d26b5d966ca2
- SSDEEP
  
  12288:Tf4N3H1XrMFzr0bgo+adMSoy2tVxhwCmQpEZ/0hQOk8+4XKlThiHSrEZ:w1XoFcuadOyy/TC/gYDKYliH
Score

10^/10

ctblocker defense_evasion execution impact ransomware
- CTB-Locker
  Ransomware family which uses Tor to hide its C2 communications.
  ransomware ctblocker
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Drops desktop.ini file(s)
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in System32 directory
- Sets desktop wallpaper using registry
  ransomware
behavioral1 behavioral2