djvu | 76ee80e6da636e1751c2a9d7c7d4f18e3068babd79d8333961eaee1bca7c50e6

General

Target

e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118
Size

711KB
Sample

240409-ltcqasfc6t
MD5

e9b7be0e8c22db244de8af36e27a659d
SHA1

4161eac953f65889890904479e43333e3969f409
SHA256

76ee80e6da636e1751c2a9d7c7d4f18e3068babd79d8333961eaee1bca7c50e6
SHA512

9863c1b1841c692f5206372763a62eace87e1a85a295c7acfa6e6dfc59b7d1531d56cb2e0a7886f0eb2c08824a4c9fd789866f2a1f353a4b867b57d7f74cc001
SSDEEP

12288:YsQq4qRTKKrRZU8XdT0LAQIenXN14XXKH1ruCkL5/qwW/laO:sq4qlrs8XdAke911YLGMO

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://astdg.top/fhsgtsspen6/get.php

Attributes

extension
.hoop
offline_id
922IaqlBU1I6IKX6eTDABuH3amHHwoa5qUSb8vt1
payload_url
http://securebiz.org/dl/build2.exe

http://astdg.top/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-I6qIbIYiz9 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: manager@mailtemp.ch Reserve e-mail address to contact us: managerhelper@airmail.cc Your personal ID: 0326gDrgo

rsa_pubkey.plain

1
-----BEGIN PUBLIC KEY-----
2
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1dF9DqyPN06Lk26Y7ysa
3
PFXPiyJRjEfjaYxfCkMaT1Jvtded9KcCsqc6R4lH5yryIk6D45s5EKI7zz7ozuA0
4
r26QCTKN7TqF1+YdOhI3xztvpgJG2oD5PMfqp2cZKgtSyHM1NTXpxepyNW6iA2NY
5
/7eT7l0ndCC2DeO6xO3XjsNJtlsxiscDKPcSgwacyWsCZ+gHrkAKy2vI5tGmiZ0S
6
JPKuxEMjT8PM5gjCVaOrtXd3BZxbgsXAy4PScdbQZSIoSWqFcI0wmWjLSEbeO908
7
KP+wijMV83EK9DfNRxee4lOgKimmNoosWS1ID4Aa6+cdSQKQtN0UFP/2lcJetmdL
8
XwIDAQAB
9
-----END PUBLIC KEY-----

Targets

- Target
  
  e9b7be0e8c22db244de8af36e27a659d_JaffaCakes118
- Size
  
  711KB
- MD5
  
  e9b7be0e8c22db244de8af36e27a659d
- SHA1
  
  4161eac953f65889890904479e43333e3969f409
- SHA256
  
  76ee80e6da636e1751c2a9d7c7d4f18e3068babd79d8333961eaee1bca7c50e6
- SHA512
  
  9863c1b1841c692f5206372763a62eace87e1a85a295c7acfa6e6dfc59b7d1531d56cb2e0a7886f0eb2c08824a4c9fd789866f2a1f353a4b867b57d7f74cc001
- SSDEEP
  
  12288:YsQq4qRTKKrRZU8XdT0LAQIenXN14XXKH1ruCkL5/qwW/laO:sq4qlrs8XdAke911YLGMO
Score

10^/10

djvu discovery persistence ransomware
- Detected Djvu ransomware
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Modifies file permissions
  discovery
- Adds Run key to start application
  persistence
- 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