buran

General

Target

15183469bcf9a720115a85e5829a714ba49eca2c9e14a369daf9697a520b4bfc
Size

213KB
Sample

210829-mnm52znats
MD5

7a1bb5da654c8216c590e19c8b47d9d1
SHA1

0f65fad1beeadfca79eff1a2444a953912b123ad
SHA256

15183469bcf9a720115a85e5829a714ba49eca2c9e14a369daf9697a520b4bfc
SHA512

d7384e4416ea5303b51cb3d8bcfa940ad39c261e4441219438b51a776d6ff6abeb4a2bbe6f2181af6c9093c12d08c8a630c9392ceb1cbb01fe431dea497ef5ef

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. PAY FAST 590$=0.013 btc or the price will increase tomorrow bitcoin address bc1qqxnp9z0ff8x852dyflp5r9r6rzse8jl5hzmqz8 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? [email protected] TELEGRAM @ payfast290 Your personal ID: 147-5DC-5E2 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.

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/

rc4.i32

Targets

- Target
  
  15183469bcf9a720115a85e5829a714ba49eca2c9e14a369daf9697a520b4bfc
- Size
  
  213KB
- MD5
  
  7a1bb5da654c8216c590e19c8b47d9d1
- SHA1
  
  0f65fad1beeadfca79eff1a2444a953912b123ad
- SHA256
  
  15183469bcf9a720115a85e5829a714ba49eca2c9e14a369daf9697a520b4bfc
- SHA512
  
  d7384e4416ea5303b51cb3d8bcfa940ad39c261e4441219438b51a776d6ff6abeb4a2bbe6f2181af6c9093c12d08c8a630c9392ceb1cbb01fe431dea497ef5ef
Score

10^/10

buran smokeloader backdoor discovery evasion persistence ransomware spyware stealer themida trojan
- Buran
  Ransomware-as-a-service based on the VegaLocker family first identified in 2019.
  ransomware buran
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- Executes dropped EXE
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Deletes itself
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Themida packer
  Detects Themida, an advanced Windows software protection system.
  themida
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- 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
- Checks whether UAC is enabled
  evasion trojan
- 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.
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1