djvu | e5b4706b122d25bb5f950500705d11c184be12e58ea5a6921f50b3a1711e947e

General

Target

e5b4706b122d25bb5f950500705d11c184be12e58ea5a6921f50b3a1711e947e
Size

819KB
Sample

230505-yy2lfaeb3y
MD5

49c4afca6a0fefeac7c3b0b070d5ce9e
SHA1

ffbf4e65c838b69d00d00224ab2639d1126ca848
SHA256

e5b4706b122d25bb5f950500705d11c184be12e58ea5a6921f50b3a1711e947e
SHA512

d9f723e6d231016507469acb4feb4631c6b3c285a852c94d5416ac6b2867379333fa35c8f9e501db919bc0d68e34ba6a61c8f86618882aba96da37978cf848dd
SSDEEP

12288:W4KUnjgijgV1SLusb41TFb/xkz73+z54EINxrKAwsTDaPdyS4+nj/gTn:KYjgicVAZ6r+H858NlApwKgz

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.sato
offline_id
GdcTFG029NGZ36LGVnRuxctpZuCpnW1SW5kiOCt1
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-iN0WoEcmv0 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: 0698Ikksje

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.7

Botnet

31c7719b5ee962fbde376b75e771360d

C2

https://steamcommunity.com/profiles/76561199501059503

https://t.me/mastersbots

Attributes

profile_id_v2
31c7719b5ee962fbde376b75e771360d
user_agent
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/112.0

Targets

- Target
  
  e5b4706b122d25bb5f950500705d11c184be12e58ea5a6921f50b3a1711e947e
- Size
  
  819KB
- MD5
  
  49c4afca6a0fefeac7c3b0b070d5ce9e
- SHA1
  
  ffbf4e65c838b69d00d00224ab2639d1126ca848
- SHA256
  
  e5b4706b122d25bb5f950500705d11c184be12e58ea5a6921f50b3a1711e947e
- SHA512
  
  d9f723e6d231016507469acb4feb4631c6b3c285a852c94d5416ac6b2867379333fa35c8f9e501db919bc0d68e34ba6a61c8f86618882aba96da37978cf848dd
- SSDEEP
  
  12288:W4KUnjgijgV1SLusb41TFb/xkz73+z54EINxrKAwsTDaPdyS4+nj/gTn:KYjgicVAZ6r+H858NlApwKgz
Score

10^/10

djvu vidar 31c7719b5ee962fbde376b75e771360d 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