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General

  • Target

    a857e897b564d7d8686777dca3edd820a8f3ec35cc6b53f765bf12eaf97ed708

  • Size

    757KB

  • Sample

    230717-f15f1aac96

  • MD5

    5b2316e0de053c0ea283feb45f564b03

  • SHA1

    293592f072e497f8615b01a24c228632d4e58c32

  • SHA256

    a857e897b564d7d8686777dca3edd820a8f3ec35cc6b53f765bf12eaf97ed708

  • SHA512

    dadb8a87e4b2f65a87a369bb03e969d84086a3e188df1e4d96d32cfac205d46a7fa5a45011d3fb1b3a3d4b62c86b4bc72723e8374530d4f7964bc96e2d1dcc27

  • SSDEEP

    12288:fJqn9IpNUQjic/mvxs+l1p8Gip6QnDAsxagLsHNy0CHqIBoDIirBD2Gr:f2I9eZvxpDp7Wmty5F6BD2

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .miqe

  • offline_id

    1S27jnaC9TYNiwf9VvJvIx5XCXvgyoDAUXHnu0t1

  • payload_url

    http://colisumy.com/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-nSxayRgUNO 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: 0746Pokj

rsa_pubkey.plain

Extracted

Family

vidar

Version

4.7

Botnet

https://t.me/eagl3z

C2

https://t.me/eagl3z

https://steamcommunity.com/profiles/76561199159550234

Attributes
  • profile_id_v2

    https://t.me/eagl3z

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 Edg/114.0.1788.0 uacq

Targets

    • Target

      a857e897b564d7d8686777dca3edd820a8f3ec35cc6b53f765bf12eaf97ed708

    • Size

      757KB

    • MD5

      5b2316e0de053c0ea283feb45f564b03

    • SHA1

      293592f072e497f8615b01a24c228632d4e58c32

    • SHA256

      a857e897b564d7d8686777dca3edd820a8f3ec35cc6b53f765bf12eaf97ed708

    • SHA512

      dadb8a87e4b2f65a87a369bb03e969d84086a3e188df1e4d96d32cfac205d46a7fa5a45011d3fb1b3a3d4b62c86b4bc72723e8374530d4f7964bc96e2d1dcc27

    • SSDEEP

      12288:fJqn9IpNUQjic/mvxs+l1p8Gip6QnDAsxagLsHNy0CHqIBoDIirBD2Gr:f2I9eZvxpDp7Wmty5F6BD2

    • 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

    • Checks computer location settings

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

    • 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

    • 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