Overview

overview

10

Static

static

3

98ad8fb187...2f.exe

windows7-x64

10

98ad8fb187...2f.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    JaffaCakes118_9c3d3de315b2566b6cd5d8aad755a32db659b04edc453a0ae71c8e3024a6fe02

  • Size

    663KB

  • Sample

    241225-dhlj3awkhm

  • MD5

    ea51722ae600257b8feba5c3a6473a6b

  • SHA1

    457446a1fbe54210a6c525f7e8c97fd6bd63524c

  • SHA256

    9c3d3de315b2566b6cd5d8aad755a32db659b04edc453a0ae71c8e3024a6fe02

  • SHA512

    8ac98a7196234f3def9f9a3e844953494692c748c8f3333459b857c98637ada4ea15cbfca8d4607e964a5fd060e57a7fd0d5dafd1448a333adededb5c98921db

  • SSDEEP

    12288:kIsueyWpE6l3RH27GZMIaXRnqteHpFNYeYbay1NiH7gUnf7Z1d:kBu9WRJxclNXRqtKFK5bay/OD5

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/test1/get.php

Attributes
  • extension

    .tuid

  • offline_id

    LgcOIftV0dQfFBQStVNfb8BhHy8tHRPvXwSiFwt1

  • payload_url

    http://zerit.top/dl/build2.exe

    http://fuyt.org/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-FglTTmgzZT 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: 0440tOjkfd

rsa_pubkey.plain

Targets

    • Target

      98ad8fb18714111b504cec9ca6a95f77520ad92a8ee331dc562a86b53f53aa2f

    • Size

      769KB

    • MD5

      b3066f0d8b352cd9e5c18e19118834aa

    • SHA1

      7cfcb6b5848aac682605cc596f52121327a11c57

    • SHA256

      98ad8fb18714111b504cec9ca6a95f77520ad92a8ee331dc562a86b53f53aa2f

    • SHA512

      f1967c20b250b234e15682ae6c92645cc24460a01a8db0268e94b092405df54ed56ccac1bc7f97ef71fe549f7698e1e3d6a0d9c6b5cb7071f5f4692dedcd990b

    • SSDEEP

      12288:S6dP8h91FluejiQt20WPEgr3RF27GZaIaXRjqtC/7FNYSY1aO1NiB7gUnAgW:S+A/sebtRWnTzc9NXRetMFKF1aO/mDq

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Djvu family

      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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks