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General

  • Target

    783b9eba13de54091ddedbfc987ccd321bd34a41457de412e635121ebb78f813

  • Size

    790KB

  • Sample

    221010-hh12zaahb6

  • MD5

    d22496b92fa86f2233003edfe5b83fd1

  • SHA1

    c3b395a05b9f9dd69acf6662a410e3a0865c1df5

  • SHA256

    783b9eba13de54091ddedbfc987ccd321bd34a41457de412e635121ebb78f813

  • SHA512

    20571f3bfcf1ca7f445890c4834c4c2339c3ee56530fc9926c53cd9c7aec8237a7a43a5ad44ce6ec12663ea167f1e6c02ca29304b2dfc71ebe797b654e17333f

  • SSDEEP

    12288:82krEHjGP9tyBK4hVX3ZSjc7qN1H1fd1avknRicLiQVF5cpAd:82krEHDBK4jJS1Nh1fXRiEiQV0pA

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .towz

  • offline_id

    SSHsHMHGmSIhrz50VnIxLJJX15osxEQY6iXedXt1

  • payload_url

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

    http://winnlinne.com/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-Kbx8mJatqN 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: 0577Jhyjd

rsa_pubkey.plain

Targets

    • Target

      783b9eba13de54091ddedbfc987ccd321bd34a41457de412e635121ebb78f813

    • Size

      790KB

    • MD5

      d22496b92fa86f2233003edfe5b83fd1

    • SHA1

      c3b395a05b9f9dd69acf6662a410e3a0865c1df5

    • SHA256

      783b9eba13de54091ddedbfc987ccd321bd34a41457de412e635121ebb78f813

    • SHA512

      20571f3bfcf1ca7f445890c4834c4c2339c3ee56530fc9926c53cd9c7aec8237a7a43a5ad44ce6ec12663ea167f1e6c02ca29304b2dfc71ebe797b654e17333f

    • SSDEEP

      12288:82krEHjGP9tyBK4hVX3ZSjc7qN1H1fd1avknRicLiQVF5cpAd:82krEHDBK4jJS1Nh1fXRiEiQV0pA

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies file permissions

    • Adds Run key to start application

    • 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

MITRE ATT&CK Enterprise v6

Tasks