Overview

overview

10

Static

static

3

a33c16fe32...da.exe

windows7-x64

10

a33c16fe32...da.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_4692ef62991ef98b0b34256130cdf46202bdbd559dce6358b91db055f8d81682

  • Size

    677KB

  • Sample

    241229-nd1taszpcq

  • MD5

    ce37724ac5e17e8d49eabf4400666182

  • SHA1

    0676cd85a25cfccddff20eb675765e3afb0e4bdb

  • SHA256

    4692ef62991ef98b0b34256130cdf46202bdbd559dce6358b91db055f8d81682

  • SHA512

    17351eec98c4d7536c67f104f81b4c8b622f17fc177bfcf309eb26afa12b39e433a809aa4e2a8dc98bb3422f656287163345c5a59bc4f637ab881088df2c0e39

  • SSDEEP

    12288:cgylv7FSElDjgPtgRM14yVKwYStRBMM4ir8NFj7YtNofJsLgA60k+i7Y:cTv7FSEBg1MMZKwYSLaxir8X7INBBnkU

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .vvew

  • offline_id

    rE5LpDv2ftYRXAo7bC18EpzfRMTHSGjgfyIMfZt1

  • payload_url

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

    http://acacaca.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-QsoSRIeAK6 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: 0530Jhyjd

rsa_pubkey.plain

Targets

    • Target

      a33c16fe3207c333632d2698d07e9a92d55be5305a6a8047df339dd255cb4eda

    • Size

      814KB

    • MD5

      7957a57c6a09cb2feafd220bf7b5837d

    • SHA1

      f3af4907604329c3779725cc81731c3e5f8d7f96

    • SHA256

      a33c16fe3207c333632d2698d07e9a92d55be5305a6a8047df339dd255cb4eda

    • SHA512

      a70e74ab3d63b5b6838eeee59847b125e34ab4f98cb9ba36f44be47c35db51a745c60efca300fe12bf16ff61d7e1ccaa0453291d008bb0ba9576b349169ba45d

    • SSDEEP

      24576:EHi7xO7FSmvgF8MVWwYwLubiX8R7INJBnU:J60m+WwhDs7aU

    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