Overview

overview

10

Static

static

3

eb609796a7...18.exe

windows7-x64

10

eb609796a7...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    eb609796a7c36bae9dfed03f1369edd3_JaffaCakes118

  • Size

    772KB

  • Sample

    241213-n22qhayrhm

  • MD5

    eb609796a7c36bae9dfed03f1369edd3

  • SHA1

    4182d725695c5ced68f1a2644cbb34c48e2bb5e6

  • SHA256

    43bde3d98d64146df981b68d0cbbdc5aa012e24988230f8d32eee3dc0f7ad249

  • SHA512

    5b0b91b1ff65ddafeaed24e7ec84773d7900ad9e2e93266eb147881c1e4667cc5c13d02fb99a608a0a890b17f66ec96d72e17eef6509f0ea1c4cb30f0c83e1fd

  • SSDEEP

    12288:Ks92pX7gHhrgad0iHS3BNvpWHDcvQUeR7vvg3v04eMP4yN9C5M:Ks92pX7gHhrB0iHSTuYoUCjVe9H

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .nooa

  • offline_id

    PLtnD1U6oAmgxgJ2nJik1mY9SwUQg07CiN0zSet1

  • 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-CnI3tI6Ktv 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: 0322gDrgo

rsa_pubkey.plain

Targets

    • Target

      eb609796a7c36bae9dfed03f1369edd3_JaffaCakes118

    • Size

      772KB

    • MD5

      eb609796a7c36bae9dfed03f1369edd3

    • SHA1

      4182d725695c5ced68f1a2644cbb34c48e2bb5e6

    • SHA256

      43bde3d98d64146df981b68d0cbbdc5aa012e24988230f8d32eee3dc0f7ad249

    • SHA512

      5b0b91b1ff65ddafeaed24e7ec84773d7900ad9e2e93266eb147881c1e4667cc5c13d02fb99a608a0a890b17f66ec96d72e17eef6509f0ea1c4cb30f0c83e1fd

    • SSDEEP

      12288:Ks92pX7gHhrgad0iHS3BNvpWHDcvQUeR7vvg3v04eMP4yN9C5M:Ks92pX7gHhrB0iHSTuYoUCjVe9H

    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