djvu | 347a5c42af5a3a72b9b5cc3b8f7b2dbb0620d823b3664188a75f692ff0a5fbe9

General

Target

347a5c42af5a3a72b9b5cc3b8f7b2dbb0620d823b3664188a75f692ff0a5fbe9
Size

741KB
Sample

230927-k91lmahf2z
MD5

b6f403d5d30036586f95721d97ad88e3
SHA1

879aa9ad70cbbdf1cb827db820566b1e12ac257c
SHA256

347a5c42af5a3a72b9b5cc3b8f7b2dbb0620d823b3664188a75f692ff0a5fbe9
SHA512

3823e35bf1ab2269fc775da0115d4daf469af7334410757ae68072766d87807a9d724a8bdb015967157fd49c6cbb3a93ecaa229ea74804dc3d29a87675a77c7c
SSDEEP

12288:fcrFiEAD3yqpZo7+O+sy6onpKHaTl8YtdFWQt4pdpJai2ZN:fcrFF57+fb6oB58wdkxpdDa9N

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.mzqt
offline_id
64GZgS7xxeK837qu1w0KPUK0sweaDoAeJlv15vt1
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-sxZWJ43EKx 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: 0794JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

5.8

Botnet

be957cbbdc7ee5ad3ee6c696b5eb3079

C2

https://steamcommunity.com/profiles/76561199555780195

https://t.me/solonichat

Attributes

profile_id_v2
be957cbbdc7ee5ad3ee6c696b5eb3079
user_agent
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.0.0 Safari/537.36

Targets

- Target
  
  347a5c42af5a3a72b9b5cc3b8f7b2dbb0620d823b3664188a75f692ff0a5fbe9
- Size
  
  741KB
- MD5
  
  b6f403d5d30036586f95721d97ad88e3
- SHA1
  
  879aa9ad70cbbdf1cb827db820566b1e12ac257c
- SHA256
  
  347a5c42af5a3a72b9b5cc3b8f7b2dbb0620d823b3664188a75f692ff0a5fbe9
- SHA512
  
  3823e35bf1ab2269fc775da0115d4daf469af7334410757ae68072766d87807a9d724a8bdb015967157fd49c6cbb3a93ecaa229ea74804dc3d29a87675a77c7c
- SSDEEP
  
  12288:fcrFiEAD3yqpZo7+O+sy6onpKHaTl8YtdFWQt4pdpJai2ZN:fcrFF57+fb6oB58wdkxpdDa9N
Score

10^/10

djvu vidar be957cbbdc7ee5ad3ee6c696b5eb3079 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
- 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