Home page » Vietnamese » Tin Hoc » Virus Malware » SpamThru – Trojan trang bi phan mem diet virus

Reading article

SpamThru – Trojan trang bi phan mem diet virus

“Tuyet tac” moi cua bon toi pham truc tuyen la mot con Trojan Spam duoc trang bi kha nang tieu diet moi dong loai cua no het suc phuc tap va tinh vi.

Khi da lay nhiem len mot he thong PC, con SpamThru Trojan se tu dong cai dat them mot phien ban phan mem diet virus thuong mai - o day la phien ban Kaspersky AntiVirus khong co ban quyen - de ngan chan su dot nhap cua moi dong phan mem ma doc hai khac nham doc chiem PC bi lay nhiem. Dieu nay dong nghia voi viec he thong PC mot khi da nhiem SpamThru Trojan se khong the nhiem them mot loai phan mem doc hai nao khac nua.

Joe Stewart - chuyen gia nghien cuu phan mem doc hai cua SecureWorks da noi "Day la lan dau tien toi duoc chung kiem mot phan mem doc hai co kha nang tieu diet dong loai cua no nham bao ve chu quyen kiem soat PC bi nhiem. Day la minh chung cho thay nhung ke chuyen lap trinh phan mem ma doc hai da dau tu khong it no luc de tao ra nhung phan mem ma doc hai co uy luc lon hon”.

Su tinh vi va phuc tap cua SpamThru Trojan da khien cho ca mot chuyen gia ky cuu trong linh vuc phan mem doc hai nhu Joe Stewart cua hang bao mat SecureWorks cung phai ngac nhien.
 
“Don gian la vi SpamThru Trojan muon doc chiem moi tai nguyen tren he thong bi lay nhiem de phuc vu rieng cho muc dich cua no. Neu co su ton tai cua mot loai phan mem doc hai tuong tu khac thi se lam giam kha nang gui spam cua no di rat nhieu. Chinh vi the ma no quyet dinh tieu diet nhung ke canh tranh khac,” Stewart noi.
 
Hau het cac loai phan mem ma doc hai deu co gang ngan chan phan mem chong virus tren he thong PC bi lay nhiem duoc quyen cap nhap thuong xuyen nham tranh cho chung bi phat hien. Cung co mot so phan mem ma doc hai con duoc lap trinh de xoa cac khoa Windows Registry co lien qua den nhung dong loai cua chung. Nhung SpamThru Trojan la con trojan dau tien duoc trang bi dong co tim diet ma doc hai cua rieng no de tieu diet dong loai, xoa bo cac tien trinh (process), khoa Windows Registry va tham chi la tao ra mot moi truong gia lap de lua cac phan mem ma doc hai khac.
 
10 phut sau khi dot nhap vao PC, con trojan lai kich hoat dong co quet diet virus rieng cua no de lung diet cac doi thu canh tranh ton tai tren cung mot he thong PC voi no. Nguoi dung cung co the bo qua viet quet virus nay nhung moi loai ma doc hai khac ngoai SpamThru se bi tieu diet het khi nao PC duoc khoi dong lai.
 
Tinh phuc tap cua SpamThru con duoc the hien o viec su dung cau truc lenh-va-dieu khien de quan ly cac PC bi lay nhiem. SpamThru su dung mot he thong kiem soat dua theo cong nghe ket noi ngang hang P2P de dieu khien PC bi nhiem, dieu nay cho phep ke tan cong co the linh hoat trong viec dieu khien khong nhat thiet phai bi phu thuoc vao mot may chu duy nhat.
 
De phuc vu cho muc dich chuyen gui spam, SpamThru con duoc trang bi mot phan mem gui spam rieng voi kha nang hoat dong gan nhu khong bi gian doan va khong gay su chu y cua nguoi dung.

Hoang Dung

Article source http://w4rum.com/207.t

[By Phan Vien] [10/Oct/06]
 
View more articles from Phan Vien
Microsoft khoa phuong thuc khai thac rootkit trong Vista
Game online den thoi...mien phi !
Nhung cai nhat va dau tien cua Internet
Dien thoai Internet lau: da day, nhung lui chua bao nhieu!
Mozilla ra mat Firefox 2.0
Intel khai tu the he chipset 9xx
IBM kien Amazon vi pham bang sang che
Doi mau cac chi tiet trong anh so de dang voi ColorSwap
Thay the MS Word bang Atlantis Word Processor
Vo hieu hoa trinh nen va giai nen cua Winxp
 
You may also like to read
Trojan thu rac tinh vi chua tung co
Mot e-mail ga tinh bi phat tan toan cau
Spam "nguoi lon" xuong muc thap ky luc
PayPal yeu cau cac dich vu e-mail cung chong spam lua dao
 
10 newer articles in this category
Dung ma doc chong lai toi pham Internet
Trojan an cap tai khoan YM de lua dao tai Viet Nam
3 cong cu diet virus mien phi
Windows Vista co kha nang nhiem 40% virus hien hanh
Spyware dau tien xuat hien tren dien thoai di dong
Virus tan cong he dieu hanh Mac OS X
Khong chan duoc mot cuoc tan cong cua virus
Bao dong ty le nhiem bot, Trojan nguy hiem
Lieu co bat kip malware cao cap?
Trojan thu rac tinh vi chua tung co
  
4 older articles in this category
Tỷ lẹ máy tính nhiẽm virus ỏ VN luon ỏ múc 90%
Fast Unlock Kool Giai thoat IE va Y!M khoi hijack spam
Phong chong virus, spyware, malware...: Tuy de ma khong de!
Mai Phuong Thuy virus Yahoo Message Viet Nam
 
 
List Category
Choi WebGiai TriHoc TapKhoa HocSuc KhoeTin HocTin CNTT Trong NuocSu Kien CNTT Quoc TeKien Thuc Co BanThu Thuat May TinhHDH Windows XPTin Hoc Van PhongDo Hoa May TinhWeb Chat EmailVirus MalwareCo So Du LieuThe Gioi GameSecurity - Bao MatHackerTai Phan MemGoc Tan ManPhan Mem MoiThuong Mai Dien TuPhan CungQuan Tri MangHDH Windows VistaTin TucDoi Song
 
Member Corner
Your Email

Password


Or Register!
Or Forgotten password!
Suggest a language!
Suggest a category!
Submit an article!
Remove Ads

Links Exchange
Copyright © 2007 Webmaster Forum w4rum.com. All Rights Reserved!
Use of our service is protected by our Privacy Policy and Terms of Service

5 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z