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“SALDIRITESPİTİ SONRASI ZARARLI
KODVE İZLERİNİNTEMİZLİĞİ”
G Ö K M E N G Ü R E Ş Ç İ
G Ö K M E N G Ü R E Ş Ç İ
▸ Bilgisayar	Mühendisi	@Namık	Kemal	Üniversitesi	
▸ İşletme	@Anadolu	Üniversitesi	
▸ Güvenlik	meraklısı,	düşkünü,	araştırmacısı	
▸ Webpen	
▸ Digital	Forensics	&	Incident	Response	(DFIR)	
▸ Cypherpunk
H U N T I N G
✤ Yandex (x18)
✤ Google (x3)
✤ Zemana
✤ Card.com
✤ Nokia
✤ Microsoft (x4)
✤ Schuberg Philis
✤ Foursquare
✤ eBay
✤ Pinterest
✤ Barracuda Networks
✤ BlackBerry
✤ PayPal
✤ Apple
✤ Dropbox
✤ StopTheHacker (part of CloudFlare)
✤ Atlassian (x2)
✤ Mega.NZ (KimDotCom)
✤ Whitehat Security
✤ F-Secure
✤ Deutsche Telekom
✤ Amazon Web Services (AWS)
✤ vb.
A P T
A P T
A P T
A P T
A P T
A P T
A P T
A P T
A P T
A S H I P I S
A LWAY S S A F E
AT T H E S H O R E
—
B U T T H AT I S
N O T W H AT I T
I S B U I LT F O R .
A L B E R T E I N S T E I N
Z A R A R L I YA Z I L I M
T E S P İ T E D İ L D İ !
K I S A C A F O R M AT L A D I , G E Ç T İ
IT geldi
Tarama yaptı
Zararlı yazılımı temizledi
İşletim sistemini yeniden kurdu
İ K İ G Ü N S O N R A
B A Ş K A B İ R M A K İ N A D A
Z A R A R L I YA Z I L I M
T E S P İ T E D İ L D İ
E N K O L AY Y O L
O L A R A K
G Ü V E N L İ K YA Z I L I M I
İ L E TA M TA R A M A
YA P I L D I V E B U L G U L A R I
T E M İ Z L E N D İ
B İ R K A Ç K E Z D A H A AY N I
İ Ş L E M T E K R A R L A N D I
B Y
FA I L I N G
T O
P R E PA R E ,
Y O U A R E
P R E PA R I N G
T O FA I L
B E N J A M I N F R A N K L I N
P L A N
R E S I S T
D E T E C T
R E S P O N D
W E C A N N O T
S O LV E O U R
P R O B L E M S
W I T H T H E
S A M E
T H I N K I N G W E
U S E D W H E N
W E C R E AT E D
T H E M .
A L B E R T E I N S T E I N
T H E
D I F F I C U LT Y
L I E S N O T S O
M U C H I N
D E V E L O P I N G
N E W I D E A S A S
I N E S C A P I N G
F R O M O L D
O N E S
J O H N M A Y N A R D K E Y N E S
P L A N
R E S I S T
D E T E C T
R E S P O N D
Y O U C A N ' T
D E F E N D . Y O U
C A N ' T
P R E V E N T. T H E
O N LY T H I N G
Y O U C A N D O
I S D E T E C T
A N D R E S P O N D
B R U C E S C H N E I E R
P L A N
R E S I S T
D E T E C T
R E S P O N D
C O N TA I N M E N T
E R A D I C AT I O N
R E C O V E RY
¯_( )_/¯
Teşekkürler
QA
– G Ö K M E N G Ü R E Ş Ç İ
gokmen.guresci@adeo.com.tr
Twitter @GokmenGuresci
https://www.gokmenguresci.com

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Saldırı Tespiti Sonrası Zararlı Kod ve İzlerinin Temizliği

  • 1. “SALDIRITESPİTİ SONRASI ZARARLI KODVE İZLERİNİNTEMİZLİĞİ” G Ö K M E N G Ü R E Ş Ç İ
  • 2. G Ö K M E N G Ü R E Ş Ç İ ▸ Bilgisayar Mühendisi @Namık Kemal Üniversitesi ▸ İşletme @Anadolu Üniversitesi ▸ Güvenlik meraklısı, düşkünü, araştırmacısı ▸ Webpen ▸ Digital Forensics & Incident Response (DFIR) ▸ Cypherpunk
  • 3. H U N T I N G ✤ Yandex (x18) ✤ Google (x3) ✤ Zemana ✤ Card.com ✤ Nokia ✤ Microsoft (x4) ✤ Schuberg Philis ✤ Foursquare ✤ eBay ✤ Pinterest ✤ Barracuda Networks ✤ BlackBerry ✤ PayPal ✤ Apple ✤ Dropbox ✤ StopTheHacker (part of CloudFlare) ✤ Atlassian (x2) ✤ Mega.NZ (KimDotCom) ✤ Whitehat Security ✤ F-Secure ✤ Deutsche Telekom ✤ Amazon Web Services (AWS) ✤ vb.
  • 4.
  • 10. A P T
  • 11. A P T
  • 12. A P T
  • 13. A P T
  • 14. A S H I P I S A LWAY S S A F E AT T H E S H O R E — B U T T H AT I S N O T W H AT I T I S B U I LT F O R . A L B E R T E I N S T E I N
  • 15. Z A R A R L I YA Z I L I M T E S P İ T E D İ L D İ !
  • 16. K I S A C A F O R M AT L A D I , G E Ç T İ IT geldi Tarama yaptı Zararlı yazılımı temizledi İşletim sistemini yeniden kurdu
  • 17. İ K İ G Ü N S O N R A B A Ş K A B İ R M A K İ N A D A Z A R A R L I YA Z I L I M T E S P İ T E D İ L D İ
  • 18. E N K O L AY Y O L O L A R A K G Ü V E N L İ K YA Z I L I M I İ L E TA M TA R A M A YA P I L D I V E B U L G U L A R I T E M İ Z L E N D İ
  • 19. B İ R K A Ç K E Z D A H A AY N I İ Ş L E M T E K R A R L A N D I
  • 20. B Y FA I L I N G T O P R E PA R E , Y O U A R E P R E PA R I N G T O FA I L B E N J A M I N F R A N K L I N
  • 21. P L A N R E S I S T D E T E C T R E S P O N D
  • 22. W E C A N N O T S O LV E O U R P R O B L E M S W I T H T H E S A M E T H I N K I N G W E U S E D W H E N W E C R E AT E D T H E M . A L B E R T E I N S T E I N
  • 23. T H E D I F F I C U LT Y L I E S N O T S O M U C H I N D E V E L O P I N G N E W I D E A S A S I N E S C A P I N G F R O M O L D O N E S J O H N M A Y N A R D K E Y N E S
  • 24. P L A N R E S I S T D E T E C T R E S P O N D
  • 25. Y O U C A N ' T D E F E N D . Y O U C A N ' T P R E V E N T. T H E O N LY T H I N G Y O U C A N D O I S D E T E C T A N D R E S P O N D B R U C E S C H N E I E R
  • 26. P L A N R E S I S T D E T E C T R E S P O N D
  • 27. C O N TA I N M E N T E R A D I C AT I O N R E C O V E RY
  • 29. – G Ö K M E N G Ü R E Ş Ç İ gokmen.guresci@adeo.com.tr Twitter @GokmenGuresci https://www.gokmenguresci.com