General

  • Target

    3ad1ba1069404c9facb888bb8089301c8012e0022193bf83e4fe5d07e397e6de

  • Size

    804KB

  • Sample

    230328-n7gyaace4x

  • MD5

    87854b64648a2ffd04a6cf065563ac1f

  • SHA1

    272bef775b2942ce5a22b9cdd1fa3ca3c798a2f9

  • SHA256

    3ad1ba1069404c9facb888bb8089301c8012e0022193bf83e4fe5d07e397e6de

  • SHA512

    b70884b6d887cfc46fee86820875a85847f31c220bbafb7e256792067876a85a1c1ab3543498eabe395a8ea069be97f3647298916bb987c484acdf7811270a86

  • SSDEEP

    12288:YKshKwlqbrTWpA8lGBlFQT2jcjszcTP3/0thLEEluu41q6No8uZzO:sMwl7pA8lOFQVMfbQ645J6

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes
  • extension

    .jywd

  • offline_id

    MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1

  • payload_url

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

    http://zexeq.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-fkW8qLaCVQ 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: 0675JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.1

Botnet

00d92484c9b27bc8482a2cc94cacc508

C2

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes
  • profile_id_v2

    00d92484c9b27bc8482a2cc94cacc508

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Targets

    • Target

      3ad1ba1069404c9facb888bb8089301c8012e0022193bf83e4fe5d07e397e6de

    • Size

      804KB

    • MD5

      87854b64648a2ffd04a6cf065563ac1f

    • SHA1

      272bef775b2942ce5a22b9cdd1fa3ca3c798a2f9

    • SHA256

      3ad1ba1069404c9facb888bb8089301c8012e0022193bf83e4fe5d07e397e6de

    • SHA512

      b70884b6d887cfc46fee86820875a85847f31c220bbafb7e256792067876a85a1c1ab3543498eabe395a8ea069be97f3647298916bb987c484acdf7811270a86

    • SSDEEP

      12288:YKshKwlqbrTWpA8lGBlFQT2jcjszcTP3/0thLEEluu41q6No8uZzO:sMwl7pA8lOFQVMfbQ645J6

    • 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