buran

General

Target

de472bf6d2280a257412addd15a53b215f096a1bbe9e6d48bc26f800c6ce6f84.bin.sample
Size

250KB
Sample

211208-s2zy5agbb6
MD5

04472524fe2f81be48fa7b38d061b6c5
SHA1

907f8e2d0ca5cea50333e17585f2f9dba41f8087
SHA256

de472bf6d2280a257412addd15a53b215f096a1bbe9e6d48bc26f800c6ce6f84
SHA512

b26943749da8143321e161346519fa78a08ee7e39069a522a1a9d2ee9373008fbb707e477156841e093084fa9144fba002a79329b8de61f072e01eebaf20cca7

Score

10^/10

Malware Config

Extracted

Path

C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT

Family

buran

Ransom Note

!!! ALL YOUR FILES ARE ENCRYPTED !!! All your files, documents, photos, databases and other important files are encrypted. You are not able to decrypt it by yourself! The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. To be sure we have the decryptor and it works you can send an email: [email protected] and decrypt one file for free. But this file should be of not valuable! Do you really want to restore your files? Write to email: [email protected] Reserved email: [email protected] Reserved email: [email protected] Your personal ID: DA1-C57-1E0 Attention! * Do not rename encrypted files. * Do not try to decrypt your data using third party software, it may cause permanent data loss. * Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Emails

[email protected]

Extracted

Path

C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT

Family

buran

Ransom Note

!!! ALL YOUR FILES ARE ENCRYPTED !!! All your files, documents, photos, databases and other important files are encrypted. You are not able to decrypt it by yourself! The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. To be sure we have the decryptor and it works you can send an email: [email protected] and decrypt one file for free. But this file should be of not valuable! Do you really want to restore your files? Write to email: [email protected] Reserved email: [email protected] Reserved email: [email protected] Your personal ID: 26B-C1C-74D Attention! * Do not rename encrypted files. * Do not try to decrypt your data using third party software, it may cause permanent data loss. * Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Emails

[email protected]

Targets

- Target
  
  de472bf6d2280a257412addd15a53b215f096a1bbe9e6d48bc26f800c6ce6f84.bin.sample
- Size
  
  250KB
- MD5
  
  04472524fe2f81be48fa7b38d061b6c5
- SHA1
  
  907f8e2d0ca5cea50333e17585f2f9dba41f8087
- SHA256
  
  de472bf6d2280a257412addd15a53b215f096a1bbe9e6d48bc26f800c6ce6f84
- SHA512
  
  b26943749da8143321e161346519fa78a08ee7e39069a522a1a9d2ee9373008fbb707e477156841e093084fa9144fba002a79329b8de61f072e01eebaf20cca7
Score

10^/10

buran persistence ransomware
- Buran
  Ransomware-as-a-service based on the VegaLocker family first identified in 2019.
  ransomware buran
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
  persistence
- 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
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Drops file in System32 directory
behavioral1 behavioral2