Overview

overview

10

Static

static

3

d21f652415...18.exe

windows7-x64

10

d21f652415...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d21f65241584fd09a7f08c52f4082386_JaffaCakes118

  • Size

    772KB

  • Sample

    241207-m5m6vavqal

  • MD5

    d21f65241584fd09a7f08c52f4082386

  • SHA1

    1eea24e7cd60eae916f6f9fc06f028c9f337786b

  • SHA256

    08f290d886e67c9aaa4cf058fa166e50efc8181901773373c2123e5290edab71

  • SHA512

    d6643cbef2249dbb53558c06f4b3634335dc02d19f07b39555057603e5e6d8b39f4ed46b37f6de751e0d8d4cb6af26b47fe1404e40b094ff3f58479d504d3a1a

  • SSDEEP

    24576:msddGiC4GqIG0dBtNtW95xhFvVBLB4YzZN9:ms/Msy7tyhFv3LbZ

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .reqg

  • offline_id

    ioYmb0jtMMtue7xjmkS3WQWGWLR8FTQhb2giQtt1

  • 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-jTbSQT8ApY 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: 0324gDrgo

rsa_pubkey.plain

Targets

    • Target

      d21f65241584fd09a7f08c52f4082386_JaffaCakes118

    • Size

      772KB

    • MD5

      d21f65241584fd09a7f08c52f4082386

    • SHA1

      1eea24e7cd60eae916f6f9fc06f028c9f337786b

    • SHA256

      08f290d886e67c9aaa4cf058fa166e50efc8181901773373c2123e5290edab71

    • SHA512

      d6643cbef2249dbb53558c06f4b3634335dc02d19f07b39555057603e5e6d8b39f4ed46b37f6de751e0d8d4cb6af26b47fe1404e40b094ff3f58479d504d3a1a

    • SSDEEP

      24576:msddGiC4GqIG0dBtNtW95xhFvVBLB4YzZN9:ms/Msy7tyhFv3LbZ

    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.

    • Executes dropped EXE

    • 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