djvu | f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198

General

Target

f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198
Size

782KB
Sample

230326-nrvjfaac61
MD5

3bc0dfb00a04858df15c0ca1ea3404f6
SHA1

d1244123b06681f24b36e9939a5bb1a492fdad08
SHA256

f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198
SHA512

3ed0a45f574a3aec33f00529eb794deef26647ded48b514f981a2110b59c75978523351e0d95d7c5ae031627cd17257eeed3ea0d258227ef04fdfc2aedfa1200
SSDEEP

12288:8v6tOEsxNeJLOj+KC179Hnqm041w41u+gRlJAVzkkH4Xi5pyW7UkVQgN:zOEsm91N179HnqW1h1MhAV/HGgplLN

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.tyos
offline_id
Yao2o6f5vNghOpgVBhEIA8O96SC5vLcgITgaRMt1
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-f8UEvx4T0A 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: 0673IsjO

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
  
  f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198
- Size
  
  782KB
- MD5
  
  3bc0dfb00a04858df15c0ca1ea3404f6
- SHA1
  
  d1244123b06681f24b36e9939a5bb1a492fdad08
- SHA256
  
  f7d955173d6d4726402daeed350258e2398ad67b5df7f20a38f4f8d60248f198
- SHA512
  
  3ed0a45f574a3aec33f00529eb794deef26647ded48b514f981a2110b59c75978523351e0d95d7c5ae031627cd17257eeed3ea0d258227ef04fdfc2aedfa1200
- SSDEEP
  
  12288:8v6tOEsxNeJLOj+KC179Hnqm041w41u+gRlJAVzkkH4Xi5pyW7UkVQgN:zOEsm91N179HnqW1h1MhAV/HGgplLN
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