General

  • Target

    a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df

  • Size

    710KB

  • Sample

    221202-cx37zsea67

  • MD5

    c19380ab27466e806f80fbd3b1a4ba68

  • SHA1

    a0ae6c4cc2cae705f4464e0bb6749a3ffd4ef707

  • SHA256

    a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df

  • SHA512

    54f6f15eda03ae4364a3ba5c8627c2d9d43f8ba7089938a7fb8d07e14ad804fd9f442f0e14b23f7bc484d676107a41268ef9b02ac7a6944058735d316de4ae29

  • SSDEEP

    12288:4D13Rgj1VkpNK9i+r5BA84lOEHtQYB58oi5D49PQDW:Q1Bg6KbADOjYB2zD4e

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

      a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df

    • Size

      710KB

    • MD5

      c19380ab27466e806f80fbd3b1a4ba68

    • SHA1

      a0ae6c4cc2cae705f4464e0bb6749a3ffd4ef707

    • SHA256

      a9a599117ed65d023805c1a6a99706592039b1bf09f71edf109103d3041275df

    • SHA512

      54f6f15eda03ae4364a3ba5c8627c2d9d43f8ba7089938a7fb8d07e14ad804fd9f442f0e14b23f7bc484d676107a41268ef9b02ac7a6944058735d316de4ae29

    • SSDEEP

      12288:4D13Rgj1VkpNK9i+r5BA84lOEHtQYB58oi5D49PQDW:Q1Bg6KbADOjYB2zD4e

    • 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

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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