Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    c353239379a79b09a4a4dd594cb1dd338a46d0677bd9d43658be6bdb68cc5097

  • Size

    742KB

  • Sample

    240720-d4ezeavbkl

  • MD5

    fa1916e91bc7999baef1ee6ce97967ab

  • SHA1

    21d622de91b6b7e8e16c51c36fc1f541a76e0ff0

  • SHA256

    c353239379a79b09a4a4dd594cb1dd338a46d0677bd9d43658be6bdb68cc5097

  • SHA512

    204b2699785e385bef2a994be62c1334e25244cf905a5656a0c85cc06540dd0b9ca5421fff7f68bd6eee3333b6a716c140c75a8f8e63c6637537861581296e1e

  • SSDEEP

    12288:BoAjkFBL2s63LZlUA33dXCQ1R8L0rMBwKP8m6jekRpWOihuZpgS8RkqXN9A:B25g3L533dSQ1KLN7P8m6jekRcZKpgSb

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://cajgtus.com/lancer/get.php

Attributes
  • extension

    .qual

  • offline_id

    KLbRmn6on3AXGFgDLGtd0IkHmV7uHw9VxlcxO5t1

  • payload_url

  • 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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool. Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0876qual

rsa_pubkey.plain

Targets

    • Target

      c353239379a79b09a4a4dd594cb1dd338a46d0677bd9d43658be6bdb68cc5097

    • Size

      742KB

    • MD5

      fa1916e91bc7999baef1ee6ce97967ab

    • SHA1

      21d622de91b6b7e8e16c51c36fc1f541a76e0ff0

    • SHA256

      c353239379a79b09a4a4dd594cb1dd338a46d0677bd9d43658be6bdb68cc5097

    • SHA512

      204b2699785e385bef2a994be62c1334e25244cf905a5656a0c85cc06540dd0b9ca5421fff7f68bd6eee3333b6a716c140c75a8f8e63c6637537861581296e1e

    • SSDEEP

      12288:BoAjkFBL2s63LZlUA33dXCQ1R8L0rMBwKP8m6jekRpWOihuZpgS8RkqXN9A:B25g3L533dSQ1KLN7P8m6jekRcZKpgSb

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • 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