Overview

overview

10

Static

static

3

JaffaCakes...7e.exe

windows7-x64

10

JaffaCakes...7e.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_ccab2ff1a306fd1058e080073262db3815787372faff6087ca41b007019a0d7e

  • Size

    759KB

  • Sample

    241223-sz9esatkhx

  • MD5

    69ded3d0a8001495bf29a27505929d96

  • SHA1

    494008293bd598d3729a1c01e07f186935b3f394

  • SHA256

    ccab2ff1a306fd1058e080073262db3815787372faff6087ca41b007019a0d7e

  • SHA512

    34f828ea056668128ab7f8c8f17a50ea8d53dbcde315b3a00b219740dcd228ab006716d06440711112bb2875974ac363bc31a054d459d8a2b06f374ac5f914d8

  • SSDEEP

    12288:omdQRTeN5UGfDvzFuuvcNcwljhN8YOoz7asqkNcWhDMW+TsFUvYhX8Mf8Ysvivqh:QTekynFfkcwljh67oz7PxbhDMpoFUghS

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

      JaffaCakes118_ccab2ff1a306fd1058e080073262db3815787372faff6087ca41b007019a0d7e

    • Size

      759KB

    • MD5

      69ded3d0a8001495bf29a27505929d96

    • SHA1

      494008293bd598d3729a1c01e07f186935b3f394

    • SHA256

      ccab2ff1a306fd1058e080073262db3815787372faff6087ca41b007019a0d7e

    • SHA512

      34f828ea056668128ab7f8c8f17a50ea8d53dbcde315b3a00b219740dcd228ab006716d06440711112bb2875974ac363bc31a054d459d8a2b06f374ac5f914d8

    • SSDEEP

      12288:omdQRTeN5UGfDvzFuuvcNcwljhN8YOoz7asqkNcWhDMW+TsFUvYhX8Mf8Ysvivqh:QTekynFfkcwljh67oz7PxbhDMpoFUghS

    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