Overview

overview

10

Static

static

3

8ea72364ae...18.exe

windows7-x64

10

8ea72364ae...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8ea72364aef6738debc38a72456ae875_JaffaCakes118

  • Size

    677KB

  • Sample

    241104-cqjvrs1fml

  • MD5

    8ea72364aef6738debc38a72456ae875

  • SHA1

    67fc11482612c3efda5a7d9111fc0ce8995cb806

  • SHA256

    5d78cfec3d53645a049ddf865d760f4430fd8e6b6958821326ee194f927278cb

  • SHA512

    7c48f28000528a6ca8d481de573dd7317fa201979e17e4dcf29a8eb82e1ec891ef3ca3aefc9a5e38b17beb9b8a716c4fb8c0ab4e698e74c588dcf38e270c810e

  • SSDEEP

    12288:kHKWvRxdYFqtaY6PeiDaO25icixdfA/d5Fd2WHZXCGO73oxzbZei2r:kHK+cgH/GaUcGhinZXCGO73Wzbdq

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://securebiz.org/fhsgtsspen6/get.php

Attributes
  • extension

    .rigd

  • offline_id

    gigF2ELYocnMQz77LhEpSoXvtYp2junk9HZFtJt1

  • payload_url

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

    http://securebiz.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-2zbBkO06mv 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: 0335gSd743d

rsa_pubkey.plain

Targets

    • Target

      8ea72364aef6738debc38a72456ae875_JaffaCakes118

    • Size

      677KB

    • MD5

      8ea72364aef6738debc38a72456ae875

    • SHA1

      67fc11482612c3efda5a7d9111fc0ce8995cb806

    • SHA256

      5d78cfec3d53645a049ddf865d760f4430fd8e6b6958821326ee194f927278cb

    • SHA512

      7c48f28000528a6ca8d481de573dd7317fa201979e17e4dcf29a8eb82e1ec891ef3ca3aefc9a5e38b17beb9b8a716c4fb8c0ab4e698e74c588dcf38e270c810e

    • SSDEEP

      12288:kHKWvRxdYFqtaY6PeiDaO25icixdfA/d5Fd2WHZXCGO73oxzbZei2r:kHK+cgH/GaUcGhinZXCGO73Wzbdq

    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