djvu | 55db30c57ea267c661efd53c7040cbcd321341fa7e0ca236dc2e4e2dae48e5d2

General

Target

55db30c57ea267c661efd53c7040cbcd321341fa7e0ca236dc2e4e2dae48e5d2
Size

749KB
Sample

221228-lvdc8aab47
MD5

986637d89c3260cc32e19f5559e44fe9
SHA1

c8ff5c2d89107a6db7548386428a001ab948b8f5
SHA256

55db30c57ea267c661efd53c7040cbcd321341fa7e0ca236dc2e4e2dae48e5d2
SHA512

e884b676975bcd059e481120c9e9f7d26e96e838030ff8799fc1807555811f6981fb5f2df92a6c36a86aab097e2f7887668e20983b99eb957fb82138e9dcd26a
SSDEEP

12288:1h60uSLM+82O0SEAR5O+yFCtX/sSOlRBJAY3+VItn5vXvB2yhrp7QA0W2T:KnWO06DO+y0tX/al++xzh1E7T

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://ex3mall.com/test1/get.php

Attributes

extension
.isal
offline_id
m3KmScxfDyEQzJYP8qjOSfP4FvpsOXlekGuMPzt1
payload_url
http://uaery.top/dl/build2.exe

http://ex3mall.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-oWam3yYrSr 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: 0620JOsie

rsa_pubkey.plain

Targets

- Target
  
  55db30c57ea267c661efd53c7040cbcd321341fa7e0ca236dc2e4e2dae48e5d2
- Size
  
  749KB
- MD5
  
  986637d89c3260cc32e19f5559e44fe9
- SHA1
  
  c8ff5c2d89107a6db7548386428a001ab948b8f5
- SHA256
  
  55db30c57ea267c661efd53c7040cbcd321341fa7e0ca236dc2e4e2dae48e5d2
- SHA512
  
  e884b676975bcd059e481120c9e9f7d26e96e838030ff8799fc1807555811f6981fb5f2df92a6c36a86aab097e2f7887668e20983b99eb957fb82138e9dcd26a
- SSDEEP
  
  12288:1h60uSLM+82O0SEAR5O+yFCtX/sSOlRBJAY3+VItn5vXvB2yhrp7QA0W2T:KnWO06DO+y0tX/al++xzh1E7T
Score

10^/10

djvu discovery persistence ransomware spyware stealer
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Downloads MZ/PE file
- Executes dropped EXE
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- 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