djvu | 20c7850800ddc743fa24935aaef38148dffa12ac5159f43d10e061e63d4e74f7

General

Target

20c7850800ddc743fa24935aaef38148dffa12ac5159f43d10e061e63d4e74f7
Size

765KB
Sample

230327-y5ckwsfb29
MD5

2c9de3b4e6161e99b75c314e33ad66e5
SHA1

85fb1ec11816fb3c1c69b2679a6f2441e03d540d
SHA256

20c7850800ddc743fa24935aaef38148dffa12ac5159f43d10e061e63d4e74f7
SHA512

6d4b7721c111b3b3056410708613f0263eed0105e3de133f56058a8829720cbf4e2f307dda708783e41ad0cddafcf0a59249e840789d4f5f2304c53f47d504bd
SSDEEP

12288:6nAQJVdKx7cwLQ78yt7PHjZzCN9usFmLditZwCC9WkHLrx/WQO3nJsNVgX90F4:uAE8tEbFiu3LktZvC9hwYVgX9

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test2/get.php

Attributes

extension
.jywd
offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
payload_url
http://uaery.top/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-fkW8qLaCVQ 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: 0675JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.1

Botnet

00d92484c9b27bc8482a2cc94cacc508

C2

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes

profile_id_v2
00d92484c9b27bc8482a2cc94cacc508
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Targets

- Target
  
  20c7850800ddc743fa24935aaef38148dffa12ac5159f43d10e061e63d4e74f7
- Size
  
  765KB
- MD5
  
  2c9de3b4e6161e99b75c314e33ad66e5
- SHA1
  
  85fb1ec11816fb3c1c69b2679a6f2441e03d540d
- SHA256
  
  20c7850800ddc743fa24935aaef38148dffa12ac5159f43d10e061e63d4e74f7
- SHA512
  
  6d4b7721c111b3b3056410708613f0263eed0105e3de133f56058a8829720cbf4e2f307dda708783e41ad0cddafcf0a59249e840789d4f5f2304c53f47d504bd
- SSDEEP
  
  12288:6nAQJVdKx7cwLQ78yt7PHjZzCN9usFmLditZwCC9WkHLrx/WQO3nJsNVgX90F4:uAE8tEbFiu3LktZvC9hwYVgX9
Score

10^/10

djvu vidar 00d92484c9b27bc8482a2cc94cacc508 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