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General

  • Target

    4900e1dfd6cf81b5777329dbfa0281b5ddd20627f87abed1dc89095ff0c5edb4

  • Size

    700KB

  • Sample

    230301-k7yn9afe66

  • MD5

    b37dbbda5cccadaf790a2f4ba521655c

  • SHA1

    ff1b5b752b332e58fa677f94439b6794163845cc

  • SHA256

    4900e1dfd6cf81b5777329dbfa0281b5ddd20627f87abed1dc89095ff0c5edb4

  • SHA512

    6a12f635653846488adc8c228aca1e4fd317f15210c7f74397148cf61a58d88128f18e40bf52bd51acc18447b63143e7fec2ec20c9b481475733f6b0bb35067a

  • SSDEEP

    12288:BTrSALLMFjbd4ZoBt6pC1ImD7DAf6SPddH6jUx2JKcS3wmxk8ibCmn3tdM0/Poyc:JrSAOjGZoBhIcDo3PdZ6jUxMtO28Lm3L

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .qowd

  • offline_id

    Xh1imMzV8WzAm0eIWyn37eXohcBDjfS7qtFBdEt1

  • payload_url

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

    http://jiqaz.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-iftnY5iBx9 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: 0652JOsie

rsa_pubkey.plain

Targets

    • Target

      4900e1dfd6cf81b5777329dbfa0281b5ddd20627f87abed1dc89095ff0c5edb4

    • Size

      700KB

    • MD5

      b37dbbda5cccadaf790a2f4ba521655c

    • SHA1

      ff1b5b752b332e58fa677f94439b6794163845cc

    • SHA256

      4900e1dfd6cf81b5777329dbfa0281b5ddd20627f87abed1dc89095ff0c5edb4

    • SHA512

      6a12f635653846488adc8c228aca1e4fd317f15210c7f74397148cf61a58d88128f18e40bf52bd51acc18447b63143e7fec2ec20c9b481475733f6b0bb35067a

    • SSDEEP

      12288:BTrSALLMFjbd4ZoBt6pC1ImD7DAf6SPddH6jUx2JKcS3wmxk8ibCmn3tdM0/Poyc:JrSAOjGZoBhIcDo3PdZ6jUxMtO28Lm3L

    • 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

    • 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