djvu | cb2cb064a67a4e065caf10a11a1a892cbc66c8ab1fe295a18929a2d97598f1f7

General

Target

cb2cb064a67a4e065caf10a11a1a892cbc66c8ab1fe295a18929a2d97598f1f7
Size

679KB
Sample

230214-pj49cadc45
MD5

60fb9c5314a78d039aecacc071194bed
SHA1

0664ab95a381e6ae7abc77388694ee2f348d4b4f
SHA256

cb2cb064a67a4e065caf10a11a1a892cbc66c8ab1fe295a18929a2d97598f1f7
SHA512

8e3b1b1a511856d338294e8624fe629c1302815bd5e8bd035de176eba616adcc5485784c7984ab2541c3d45553cb3899ea00ed8938a56c9b6260262189a577c5
SSDEEP

12288:U7VAUbHrTToatSnwb8GJgtnp5rFolEwOlxTraOrV3Bk4Og7YSU99d5coUI:+bHrTEagwxJgtp5rFolZE/aOrVfO6UbL

Score

10^/10

djvu vidar 19 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.hhmm
offline_id
dMMXkgwQTycP13C5xwPbHDSzhx1ZxiPgIMZXewt1
payload_url
http://uaery.top/dl/build2.exe

http://bihsy.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-UQkYLBSiQ4 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: 0646JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

2.5

Botnet

19

Attributes

profile_id
19

Targets

- Target
  
  cb2cb064a67a4e065caf10a11a1a892cbc66c8ab1fe295a18929a2d97598f1f7
- Size
  
  679KB
- MD5
  
  60fb9c5314a78d039aecacc071194bed
- SHA1
  
  0664ab95a381e6ae7abc77388694ee2f348d4b4f
- SHA256
  
  cb2cb064a67a4e065caf10a11a1a892cbc66c8ab1fe295a18929a2d97598f1f7
- SHA512
  
  8e3b1b1a511856d338294e8624fe629c1302815bd5e8bd035de176eba616adcc5485784c7984ab2541c3d45553cb3899ea00ed8938a56c9b6260262189a577c5
- SSDEEP
  
  12288:U7VAUbHrTToatSnwb8GJgtnp5rFolEwOlxTraOrV3Bk4Og7YSU99d5coUI:+bHrTEagwxJgtp5rFolZE/aOrVfO6UbL
Score

10^/10

djvu vidar 19 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