General

  • Target

    1bb689e95fd5ed5f70fd3ac60cf28d7aace52fea6b1bacc0a257e19cbf50a71d

  • Size

    739KB

  • Sample

    230711-fek58sec98

  • MD5

    164d681e4c7592a58264b71a95ec412e

  • SHA1

    369c7a559fccaac6c69902b94af0c67a9225dc4b

  • SHA256

    1bb689e95fd5ed5f70fd3ac60cf28d7aace52fea6b1bacc0a257e19cbf50a71d

  • SHA512

    99a464a09ff83c0ca7dbe189618e25d304a35a4ed341e37b194cd0bfdf234ca177c4d52862ec97ea556b34ca942dba480f306a0ec8892390344523a6c93f22d2

  • SSDEEP

    12288:LNPY7WxEvh5wwW0GmCiBBU31I4UzBz8IeVvkoZwUKTSheteYiRQiUm:y7WxowI3U3HU9TXGqlGQ9

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .gazp

  • offline_id

    idjLJVXs65t0hiY0Usr4A1G0xEEwvvs9JcZKN0t1

  • 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-ZyZya4Vb8D 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: support@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0741JOsie

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

      1bb689e95fd5ed5f70fd3ac60cf28d7aace52fea6b1bacc0a257e19cbf50a71d

    • Size

      739KB

    • MD5

      164d681e4c7592a58264b71a95ec412e

    • SHA1

      369c7a559fccaac6c69902b94af0c67a9225dc4b

    • SHA256

      1bb689e95fd5ed5f70fd3ac60cf28d7aace52fea6b1bacc0a257e19cbf50a71d

    • SHA512

      99a464a09ff83c0ca7dbe189618e25d304a35a4ed341e37b194cd0bfdf234ca177c4d52862ec97ea556b34ca942dba480f306a0ec8892390344523a6c93f22d2

    • SSDEEP

      12288:LNPY7WxEvh5wwW0GmCiBBU31I4UzBz8IeVvkoZwUKTSheteYiRQiUm:y7WxowI3U3HU9TXGqlGQ9

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

File Permissions Modification

1
T1222

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks