TRUST FILES 勒索軟體沒有什麼值得信賴的

ransomware

勒索軟體仍然是網路安全中最具破壞性的威脅之一,新的勒索軟體經常出現以個人和組織為目標。此類威脅包括 TRUST FILES 勒索軟體,該程式旨在加密受害者的資料並要求付款以換取恢復。雖然勒索軟體感染通常遵循熟悉的模式,但 TRUST FILES 引入了獨特的元素,使其脫穎而出。

在這裡,我們深入探討什麼是 TRUST FILES 勒索軟體、它的運作方式以及它的目標。我們也探討了其潛在後果以及使用者可以採取的保護資料的步驟。

什麼是 TRUST FILES 勒索軟體?

信任檔案 勒索軟體是一種被歸類為勒索軟體的惡意程序,因為它能夠加密受感染系統上的檔案並將其劫為人質。感染設備會改變目標檔案的名稱,並在其後附加唯一識別碼、攻擊者的電子郵件地址和副檔名「.XSHC」。例如,最初名為 document.pdf 的文件可能顯示為 document.pdf.[ID-40290F1].[TrustFiles@skiff.com].XSHC。

除了加密檔案之外,勒索軟體還會修改受害者的桌面桌布,並在名為#README.hta 和#README-TO-DECRYPT-FILES.txt 的檔案中產生勒索訊息。這些註釋用於告知攻擊受害者,概述攻擊者的要求,並警告可能使復原複雜化的操作,例如移動或重新命名加密檔案。

註如下:

TRUST FILES
Dear Client


If you are reading this message, it means that:


- your network infrastructure has been compromised,
- critical data was leaked,
- files are encrypted


The best and only thing you can do is to contact us to settle the matter before any losses occurs.
If You Want To Restore Them Email Us : Trustfiles@skiff.com
If You Do Not Receive A Response Within 24 Hours, Send A Message To Our Second Email : Trustfiles@onionmail.org
Or Contact via Telegram ID: hxxps://t.me/Trustfiles


1. THE FOLLOWING IS STRICTLY FORBIDDEN
1.1 EDITING FILES ON HDD.
Renaming, copying or moving any files could DAMAGE the cipher and decryption will be impossible.

1.2 USING THIRD-PARTY SOFTWARE.
Trying to recover with any software can also break the cipher and file recovery will become a problem.


1.3 SHUTDOWN OR RESTART THE PC.
Boot and recovery errors can also damage the cipher. Sorry about that, but doing so is entirely at your own risk.


2. EXPLANATION OF THE SITUATION
2.1 HOW DID THIS HAPPEN
The security of your IT perimeter has been compromised (it's not perfect at all). We encrypted your workstations and servers to make the fact of the intrusion visible and to prevent you from hiding critical data leaks. We spent a lot of time researching and finding out the most important directories of your business, your weak points. We have already downloaded a huge amount of critical data and analyzed it. Now its fate is up to you, it will either be deleted or sold, or shared with the media.


2.2 VALUABLE DATA WE USUALLY STEAL:
- Databases, legal documents, personal information.
- Audit reports.
- Audit SQL database.
- Any financial documents (Statements, invoices, accounting, transfers etc.).
- Work files and corporate correspondence.
- Any backups.
- Confidential documents.


2.3 TO DO LIST (best practies)
- Contact us as soon as possible. - Contact us only in our Mails or Telegram, otherwise you can run into scammers. - Purchase our decryption tool and decrypt your files. There is no other way to do this. - Realize that dealing with us is the shortest way to success and secrecy. - Give up the idea of using decryption help programs, otherwise you will destroy the system permanently. - Avoid any third-party negotiators and recovery groups. They can become the source of leaks.

3. POSSIBLE DECISIONS
3.1 NOT MAKING THE DEAL
- After 4 days starting tomorrow your leaked data will be Disclosed or sold.
- We will also send the data to all interested supervisory organizations and the media.
- Decryption key will be deleted permanently and recovery will be impossible.
- Losses from the situation can be measured based on your annual budget.


3.2 MAKING THE WIN-WIN DEAL
- Databases, legal documents, personal information.
- You will get the only working Decryption Tool and the how-to-use Manual.
- You will get our guarantees (with log provided) of non-recovarable deletion of all your leaked data.
- You will get our guarantees of secrecy and removal of all traces related to the deal in the Internet.
- You will get our security report on how to fix your security breaches.


4. HOW TO CONTACT US
In our contact form or mail:
Contact via Telegram ID: hxxps://t.me/Trustfiles
Write us to the mails: Trustfiles@skiff.com or Trustfiles@onionmail.org
Write this ID in the title of your message Your ID is on the files


5. EVIDENCE OF THE LEAKAGE
5.1 You can request sample files chat to review leaked data samples.
5.2 Contact us only in our Mails or Telegram, otherwise you can run into scammers.
5.3 All leaked Data samples will be Disclosed in 4 Days if you remain silent.
5.4 Your Decryption keys will be permanently destroyed at the moment the leaked Data is Disclosed.


6. RESPONSIBILITY
6.1 Breaking critical points of this offer will cause:
Deletion of your decryption keys.
Immediate sale or complete Disclosure of your leaked data.
Notification of government supervision agencies, your competitors and clients.

TRUST FILES 勒索軟體如何運作

信任文件勒索軟體的勒索字條強調受害者的文件已被加密,並且在某些情況下被盜。為了重新獲得訪問權限,受害者被指示支付贖金,通常以比特幣等加密貨幣支付。其中一份專為個人或小型組織設計的筆記甚至為有限數量的文件提供免費解密測試。

然而,第二個註釋似乎針對的是較大的實體,更關注敏感資料的竊取。它警告說,如果四天內未能付款,可能會導致被盜資訊洩露或出售。本說明也警告不要使用第三方復原工具,表明此類操作可能會導致文件永久無法存取。

TRUST FILES 勒索軟體的目標檔案包括資料庫、備份、法律文件、個人資訊和公司信函,這表明攻擊者的目標是最大限度地發揮對受害者的影響力。

信任文件勒索軟體的影響

信任文件勒索軟體攻擊的影響不僅僅是帶來不便。對受害者來說,後果可能是毀滅性的,包括:

  1. 資料無法存取:加密檔案保持鎖定狀態,除非使用攻擊者持有的唯一金鑰進行解密。如果沒有備份,受害者將面臨是否支付贖金的艱難決定。
  2. 資料竊取:被竊資料外洩或出售的威脅又增加了一層壓力,特別是對於處理敏感資訊的企業而言。
  3. 財務和營運損失:支付贖金會導致財務資源緊張並為非法活動提供資金。此外,攻擊造成的營運停機可能會破壞生產力。

重要的是,支付贖金並不能保證文件恢復。網路犯罪分子因即使在付款後也無法提供解密金鑰而臭名昭著。

TRUST FILES 等勒索軟體程式如何傳播

諸如 TRUST FILES 之類的勒索軟體經常利用欺騙性策略來滲透系統。常見的分發方法包括帶有惡意附件的網路釣魚電子郵件、受感染的網站和詐騙軟體更新。攻擊者也利用過時系統中的漏洞或使用木馬作為後門來發動感染。

一旦惡意檔案被開啟或執行,勒索軟體就會開始加密檔案並發起其要求。包括信任文件在內的一些變體也可能透過本地網路或 USB 驅動器等可移動設備傳播,從而進一步傳播感染。

預防和應對 TRUST FILES 勒索軟體

預防勒索軟體感染需要保持警惕並採取積極主動的措施。以下是防範 TRUST FILES 勒索軟體等威脅的一些關鍵步驟:

  • 定期備份:在多個位置維護重要文件的備份,包括離線儲存。這確保了資料恢復而不依賴攻擊者。
  • 電子郵件意識:避免開啟附件或點擊未經請求的電子郵件或訊息中的連結。網路犯罪分子經常將惡意檔案偽裝成合法內容。
  • 軟體更新:讓作業系統、應用程式和安全軟體保持最新。修補漏洞可以防止勒索軟體利用。
  • 安全下載實務:僅從可信任來源下載文件,並避免使用非官方工具進行軟體啟動或更新。

如果發生感染,當務之急是刪除勒索軟體以防止進一步加密。雖然這不會恢復鎖定的文件,但它可以最大限度地減少額外損壞的風險。受害者應避免支付贖金,因為它不僅為網路犯罪提供資金,而且無法保證解決問題。

重點

信任文件勒索軟體體現了網路犯罪分子利用漏洞獲取經濟利益的不斷演變的策略。透過加密和竊取文件,攻擊者造成了多方面的威脅,需要立即採取行動並長期保持警惕。

雖然勒索軟體帶來了重大挑戰,但遵守網路安全最佳實踐並維護可靠的資料備份可以減輕風險。對抗「信任文件」等威脅的鬥爭仍在繼續,但知情且積極主動的用戶最有可能保持安全。

December 9, 2024
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