djvu | c9af7ec88a97e32d03598f927f6a7e768c80883cb00b854c298f63845b3f95c7

General

Target

53a5e72d4bf8cb9b8df80920e77e8a402455533172a55f39ff9e0a50bfca6901
Size

646KB
Sample

231006-klv18sab3s
MD5

6ef4fa39f6f104f165cea75172832094
SHA1

003e42fe8d4660015258e4e9eeb082a1ad108c50
SHA256

c9af7ec88a97e32d03598f927f6a7e768c80883cb00b854c298f63845b3f95c7
SHA512

4b1a1db4ac154b4d0fc540dd3fa3391f967ef68e7ea7e15b04b612aac4e57a36a6dad8821e81ade7631af0c2b8b1855d9a1072753238981f5308e320906e0570
SSDEEP

12288:5+IEj7+Fk1IIsl5Zq5r2IsN0NwIl+2IyT5aiATPuc3jqiUWFYkKfmMeHVGEEnhyg:58jFC5Zq5r2IsuEVIa7T1qiUiYkemMsi

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.ttrd
offline_id
9qw1wmu1ty4GEiHZdxilHPjCyX6ENKTotjt6MIt1
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-4vhLUot4Kz 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: 0801JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

5.9

Botnet

b4fc4cd2d76417bf461814b9d989fcdb

C2

https://steamcommunity.com/profiles/76561199557479327

https://t.me/grizmons

Attributes

profile_id_v2
b4fc4cd2d76417bf461814b9d989fcdb
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36 OPR/104.0.0.0

Targets

- Target
  
  53a5e72d4bf8cb9b8df80920e77e8a402455533172a55f39ff9e0a50bfca6901
- Size
  
  801KB
- MD5
  
  737e847abef117d70aae1c15a06e02d2
- SHA1
  
  bdc09aa960ed8c5bc1c7f9d2c939871423b901ec
- SHA256
  
  53a5e72d4bf8cb9b8df80920e77e8a402455533172a55f39ff9e0a50bfca6901
- SHA512
  
  a09ad657f408072c5e27d4d81c4a124e136ecfdf99cc305d2b731003663a38e5e130c8084895520cd3c874ebe75d6954ba570234780f4604db1606899b2b9cbf
- SSDEEP
  
  24576:u1/xE5zI5r2Is2EH8afTxqiU0YUemMQVGEEn:u9x35rJsb8kIiojEV
Score

10^/10

djvu vidar b4fc4cd2d76417bf461814b9d989fcdb 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
- 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 behavioral2