General

  • Target

    01320be93c51bdc8bddb4a3f712748bb1f0ddb05cf3dea26a38ef3872fc143d9

  • Size

    849KB

  • Sample

    221202-y3grtsed8s

  • MD5

    fe527e9edf7adb83d7c8c513c1d4ab17

  • SHA1

    97e65fb8ae4c3f34bc26d02753ebf2f808f06a73

  • SHA256

    01320be93c51bdc8bddb4a3f712748bb1f0ddb05cf3dea26a38ef3872fc143d9

  • SHA512

    27a6a221594fe4c1b9982acc138467e33da1e2981cb500f4b9e7786ba70d09632b769e6449a09ecbcf0ebe791cd9860aa4ff8ccba603ab41f8cfe1393fcdd3b8

  • SSDEEP

    24576:M557uTixQKB6M8vR5dWp3Tt0qcRbU3FlIO5bEl325Wj4sq0cF:M5RFqKBMvRrRwXIEbEytn0c

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

      01320be93c51bdc8bddb4a3f712748bb1f0ddb05cf3dea26a38ef3872fc143d9

    • Size

      849KB

    • MD5

      fe527e9edf7adb83d7c8c513c1d4ab17

    • SHA1

      97e65fb8ae4c3f34bc26d02753ebf2f808f06a73

    • SHA256

      01320be93c51bdc8bddb4a3f712748bb1f0ddb05cf3dea26a38ef3872fc143d9

    • SHA512

      27a6a221594fe4c1b9982acc138467e33da1e2981cb500f4b9e7786ba70d09632b769e6449a09ecbcf0ebe791cd9860aa4ff8ccba603ab41f8cfe1393fcdd3b8

    • SSDEEP

      24576:M557uTixQKB6M8vR5dWp3Tt0qcRbU3FlIO5bEl325Wj4sq0cF:M5RFqKBMvRrRwXIEbEytn0c

    • 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