buran

General

Target

f382b8f53e32880b6b651007379fdfc91a5c41dcb60aef40f275bdaed8cd94f7
Size

295KB
Sample

210827-t74tkcpd32
MD5

2bc4a97bd131517430f51e5a789138e1
SHA1

c5c21e5c386ab72c781487163b7e40121a4f09c8
SHA256

f382b8f53e32880b6b651007379fdfc91a5c41dcb60aef40f275bdaed8cd94f7
SHA512

0097c8486a607620d75765b02357db8c56b9f1ce8c4279db4a4cbcb2c340d778aab06b1dd946caf33ad06cf0e54c971f873ba43b3ba7b146de37992fe8a232d6

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 500$=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: 6D9-51A-C9A 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

Extracted

Family

redline

Botnet

Sergey777

C2

51.254.68.139:15009

Targets

- Target
  
  f382b8f53e32880b6b651007379fdfc91a5c41dcb60aef40f275bdaed8cd94f7
- Size
  
  295KB
- MD5
  
  2bc4a97bd131517430f51e5a789138e1
- SHA1
  
  c5c21e5c386ab72c781487163b7e40121a4f09c8
- SHA256
  
  f382b8f53e32880b6b651007379fdfc91a5c41dcb60aef40f275bdaed8cd94f7
- SHA512
  
  0097c8486a607620d75765b02357db8c56b9f1ce8c4279db4a4cbcb2c340d778aab06b1dd946caf33ad06cf0e54c971f873ba43b3ba7b146de37992fe8a232d6
Score

10^/10

buran redline smokeloader tofsee xmrig sergey777 backdoor discovery evasion infostealer miner persistence ransomware spyware stealer themida trojan
- Buran
  Ransomware-as-a-service based on the VegaLocker family first identified in 2019.
  ransomware buran
- RedLine
  RedLine Stealer is a malware family written in C#, first appearing in early 2020.
  infostealer redline
- RedLine Payload
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Tofsee
  Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
  trojan tofsee
- Windows security bypass
  evasion trojan
- xmrig
  XMRig is a high performance, open source, cross platform CPU/GPU miner.
  miner xmrig
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- XMRig Miner Payload
  miner
- Creates new service(s)
  persistence
- Downloads MZ/PE file
- Executes dropped EXE
- Modifies Windows Firewall
  evasion
- Sets service image path in registry
  persistence
- 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.
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1