djvu | f549f559b206766b6b63c45ec0a6c3f4fd8c2b267de738a40240f06824242b7e

General

Target

f549f559b206766b6b63c45ec0a6c3f4fd8c2b267de738a40240f06824242b7e
Size

805KB
Sample

230328-vlz1ascb37
MD5

255dd4b71918dd06cdd77a098cd901f7
SHA1

28c0ce1c587c59cc35c6537d03a5edee25895756
SHA256

f549f559b206766b6b63c45ec0a6c3f4fd8c2b267de738a40240f06824242b7e
SHA512

085c5cfa43d790518ec021e5d742b4d69dbe2efa05aa16e38d1a191e98a150e30a5cb6a1e94a52ef9455e9650393aebca9da4b4cc7e22b48848895e85a86bb09
SSDEEP

12288:0O0w01eqKrOS/Skx7h5gt9o6ZlFxljCnpJvYDwyELQKBXa6ii6JbYwH3S6sTGYif:C51eJrjSch0WOlFYdYULPB28wXSyh

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

3.2

Botnet

5df88deb5dde677ba658b77ad5f60248

C2

https://steamcommunity.com/profiles/76561199489580435

https://t.me/tabootalks

Attributes

profile_id_v2
5df88deb5dde677ba658b77ad5f60248
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
  
  f549f559b206766b6b63c45ec0a6c3f4fd8c2b267de738a40240f06824242b7e
- Size
  
  805KB
- MD5
  
  255dd4b71918dd06cdd77a098cd901f7
- SHA1
  
  28c0ce1c587c59cc35c6537d03a5edee25895756
- SHA256
  
  f549f559b206766b6b63c45ec0a6c3f4fd8c2b267de738a40240f06824242b7e
- SHA512
  
  085c5cfa43d790518ec021e5d742b4d69dbe2efa05aa16e38d1a191e98a150e30a5cb6a1e94a52ef9455e9650393aebca9da4b4cc7e22b48848895e85a86bb09
- SSDEEP
  
  12288:0O0w01eqKrOS/Skx7h5gt9o6ZlFxljCnpJvYDwyELQKBXa6ii6JbYwH3S6sTGYif:C51eJrjSch0WOlFYdYULPB28wXSyh
Score

10^/10

djvu vidar 5df88deb5dde677ba658b77ad5f60248 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