djvu | 4900e1dfd6cf81b5777329dbfa0281b5ddd20627f87abed1dc89095ff0c5edb4

General

Target

4900e1dfd6cf81b5777329dbfa0281b5ddd20627f87abed1dc89095ff0c5edb4
Size

700KB
Sample

230301-k7yn9afe66
MD5

b37dbbda5cccadaf790a2f4ba521655c
SHA1

ff1b5b752b332e58fa677f94439b6794163845cc
SHA256

4900e1dfd6cf81b5777329dbfa0281b5ddd20627f87abed1dc89095ff0c5edb4
SHA512

6a12f635653846488adc8c228aca1e4fd317f15210c7f74397148cf61a58d88128f18e40bf52bd51acc18447b63143e7fec2ec20c9b481475733f6b0bb35067a
SSDEEP

12288:BTrSALLMFjbd4ZoBt6pC1ImD7DAf6SPddH6jUx2JKcS3wmxk8ibCmn3tdM0/Poyc:JrSAOjGZoBhIcDo3PdZ6jUxMtO28Lm3L

Score

10^/10

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
Score

10^/10

djvu vidar discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- 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
  discovery
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses 2FA software files, possible credential harvesting
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- 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
behavioral1