General

  • Target

    d27530972d026b660be57c8ddb82815c6fc592e74b713a2528891725f6dceec8

  • Size

    848KB

  • Sample

    221202-yey17sca31

  • MD5

    107ceaeb7d2760e61f6b1f3b7503f676

  • SHA1

    ca0eec44339a864588ab40f7ef4da2809025cee0

  • SHA256

    d27530972d026b660be57c8ddb82815c6fc592e74b713a2528891725f6dceec8

  • SHA512

    4adc6ace22dadfb75268132f84a217ee69344ac2207b46924b168f0db21a3d0d9817ce82af5f4bc795ba6dc977b85e7249bda745ad501efa927278d31c334579

  • SSDEEP

    12288:m9/N5j20/C9YGxBxUYeMjquZZG75OsbHeV/HdL9zfDygK29njVDhduP1QqUSCoa1:m9/r2lYGxTxZvZsrLkzfGgbZHegYYF

Malware Config

Extracted

Family

djvu

C2

http://fresherlights.com/test1/get.php

Attributes
  • extension

    .uyro

  • offline_id

    HtkmULXEgJoZa495hFUJlvKCD0OwnxklbkoITjt1

  • payload_url

    http://uaery.top/dl/build2.exe

    http://fresherlights.com/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-5UcwRdS3ED Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0609djfsieE

rsa_pubkey.plain

Extracted

Family

vidar

Version

56

Botnet

517

C2

https://t.me/asifrazatg

https://steamcommunity.com/profiles/76561199439929669

Attributes
  • profile_id

    517

Targets

    • Target

      d27530972d026b660be57c8ddb82815c6fc592e74b713a2528891725f6dceec8

    • Size

      848KB

    • MD5

      107ceaeb7d2760e61f6b1f3b7503f676

    • SHA1

      ca0eec44339a864588ab40f7ef4da2809025cee0

    • SHA256

      d27530972d026b660be57c8ddb82815c6fc592e74b713a2528891725f6dceec8

    • SHA512

      4adc6ace22dadfb75268132f84a217ee69344ac2207b46924b168f0db21a3d0d9817ce82af5f4bc795ba6dc977b85e7249bda745ad501efa927278d31c334579

    • SSDEEP

      12288:m9/N5j20/C9YGxBxUYeMjquZZG75OsbHeV/HdL9zfDygK29njVDhduP1QqUSCoa1:m9/r2lYGxTxZvZsrLkzfGgbZHegYYF

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Modifies file permissions

    • Adds Run key to start application

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks