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#CLOUDSEC 擋不住?要付贖嗎?怎麼辦? 黃開印 [Kevin] 資深程師

擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

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Page 1: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

#CLOUDSEC

擋不住?要付贖⾦金嗎?怎麼辦?  黃開印 [Kevin] 資深⼯工程師

Page 2: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

議程

•  資安威脅的Who、Why、How與2105第⼀一季觀察

•  雲端安全的重點: 規模、情資、專家

•  Akamai Cloud Security的平台與能⼒力

Page 3: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

CEO怎麼看網路安全?

Source: PwC 18th Annual Global CEO Survey 2015

Page 4: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Avoid data theft and downtime by extending the security perimeter outside the data-center and protect from increasing frequency, scale and sophistication of web attacks.

您有收到這封信嗎?

5

akamai’s [s tate of the internet ] / Security Bul letin BuBul let in

5

/Figure 4: A sample email from DD4BC offering protection in exchange for one bitcoin$

EEE/=BB=AZI/=+</I4*G,IB,A=B<?/=R?/B44/IB+4RD/BG=B/V/A=R/@J*=II/=RJ/*+4B<AB,4R/4BG<+/BG<R/T&Od'fV:/l/=R?/,/Y,--/A4IB/J4H/2_!"/P/*<+/54RBGmE/%44D-</=R?/AG<AZ/G4Y/5=RJ/I,B<I/@<G,R?/:-4H?3-=+</=R?/I,5,-=+/IG,BBJ/*+4B<AB,4RI/V/A+=IG<?E/EEE/

Figure 5: Snippet from an email transcript where the malicious actor group asserts the ability to take down even sites with DDoS protection

Figure 6 shows a bitcoin transaction to a known DD4BC bitcoin address.

5

Page 5: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Avoid data theft and downtime by extending the security perimeter outside the data-center and protect from increasing frequency, scale and sophistication of web attacks.

⼯工業化

從複雜的指令介⾯面 …到直覺的GUI …到HaaS (Hacking as a Service)

Page 6: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Avoid data theft and downtime by extending the security perimeter outside the data-center and protect from increasing frequency, scale and sophistication of web attacks.

變現

Use your Bitcoin address to enter the site:

駭客劫持個⼈人資料 …然後⽤用DDoS攻擊威脅公司

Page 7: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Avoid data theft and downtime by extending the security perimeter outside the data-center and protect from increasing frequency, scale and sophistication of web attacks.

網站防護的考量

$347,685

$173,169

$325,180 $158,320

$491,152 技術⽀支援

喪失⽣生產⼒力

正常營運中斷

資產基礎建設損害或遭竊

營收損失

阻斷攻擊的總成本

$1,495,506 / 年

Source: The Cost of Denial-of-Service Attacks, Ponemon Institute

Page 8: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Avoid data theft and downtime by extending the security perimeter outside the data-center and protect from increasing frequency, scale and sophistication of web attacks.

網路安全威脅的演進

107 Gbps booter / stresser 攻擊

321 Gbps 攻擊 鎖定亞洲遊戲公司

190 Gbps 攻擊 鎖定美國⾦金融機構

Q1 13 Q2 13

Account Checker (電⼦子商務)

最⼤大的DNS反射攻擊, 167 Gbps

(⾦金融服務) Operation Ababil

NTP

RFI

Q1 14 Q3 13 Q4 13

DDoS (零售)

209 Gbps 攻擊 鎖定歐洲媒體

記錄到該⾏行動最⼤大DDoS攻擊量

Q3 14 Q2 14

DDoS (遊戲)

占DDoS攻擊總量的 45%

DNS (基礎設施)

Shellshock

Q4 14 Q1 15

每週 40 ~ 50 起 DDoS 攻擊

占所有DDoS總量的 17%

SSDP

占DDoS攻擊總量的 21%

Booter

LFI

占所有web攻擊的 66%

Page 9: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

991 1317

2002

2936

5634

68 38

79 45

82 69

144

320

270

190

80x 2014 2013 2012 2011 2010 ©2014 AKAMAI | FASTER FORWARDTM

攻擊量與頻率正在增⻑⾧長

攻擊⼤大⼩小 (Gigabits per second) 攻擊⼤大⼩小 (Million packets per second)

每年攻擊次數

Page 10: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

DDoS 攻擊型態的追蹤

2015最常⾒見的是 SSDP 攻擊

超過 SYN 洪⽔水攻擊…

NTP, DNS 在2014年已受到抑制

SSDP 受害者較不清楚已受感染

SSDP 受害者缺乏排除障礙與抑制此問題的專業

Page 11: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

遭受DDoS攻擊的產業別

Page 12: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

議程

•  資安威脅的Who、Why、How與2105第⼀一季觀察

•  雲端安全的重點: 規模、情資、專家

•  Akamai Cloud Security的平台與能⼒力

Page 13: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

320

270

144

190

82 69

79

45 68

38 48

29 15

39

11 22

2 11 18 8

©2015 AKAMAI | FASTER FORWARDTM

2014 2013 2012 2011 2010 2009 2008 2007 2006 2005

很重要的

規模

Gbps Mpps Source: Akamai

Page 14: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

The importance of

SCALE 320

270

144

190

82 69

79

45 68

38 48

29 15

39

11 22

2 11 18 8

2014 2013 2012 2011 2010 2009 2008 2007 2006 2005

Gbps Mpps Source: Akamai ©2015 AKAMAI | FASTER FORWARDTM

很重要的

情報

1⽉月5⽇日, 2014 Akamai 客⼾戶回報⼀一起未知的攻擊, 要求Akamai進⾏行調查

Page 15: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

January 5, 2014 A Kona customer reported an unknown attack and asked Akamai to investigate

GET /wp-content/wordtube-button.php?wpPATH=http://www.google.com/humans.txt? HTTP/1.1 Host: www.vulnerable.site User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_4)

分析 針對WordPress應⽤用的Remote file inclusion (RFI) 攻擊

2122 不同的 RFI 探刺

很重要的

情報

Page 16: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

GET /wp-content/wordtube-button.php?wpPATH=http://www.google.com/humans.txt? HTTP/1.1 Host: www.vulnerable.site User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_4)

2122 different RFI exploit attempts

Analysis Remote file inclusion (RFI) attack against a WordPress application

24,301 總攻擊數

⼤大數據的說法 同⼀一攻擊者對 個不同網站發動攻擊 34

攻擊者是 272 強⼤大殭屍網路的⼀一部分

1696 個不同的應⽤用

1,358,980 次攻擊

很重要的

情報

Page 17: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

7.47%

0.25% 0.70% 0.90% 1.99%

5.78% 5.93%

3.59%

1.15% 1.15%

20.78%

15.79%

13.25% 12.00%

6.87%

2.40%

Source: Akamai State of the Internet – Security, Q115

很重要的

專業⼈人員 FIN PUSH (0.15%) RESET (0.65%)

RP (0.45%) SYN PUSH (0.35%)

TCP Fragment (0.05%)

Page 18: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

138

232

321

155 177

312

4

198 217

30 8

35 33

70

3

2 1.5

Case study – two-month attack campaign •  One customer, 39 attacks, multiple targeted infrastructures •  Eight attacks >100 Gbps including record 321 Gbps attack •  2nd largest application-layer attack with 700k req/s

看⾒見資安

⾏行動

©2015 AKAMAI | FASTER FORWARDTM

Infrastructure (Gbps) DNS (Mpps) DNS (Gbps) Web (Gbps) 第1天 第67天

Source: Akamai

Page 19: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

議程

•  資安威脅的Who、Why、How與2105第⼀一季觀察

•  雲端安全的重點: 規模、情資、專家

•  Akamai Cloud Security的平台與能⼒力

Page 20: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

2014 │ 321 Gbps DDoS 2014 │ Kona Rule Set

2011 │ 69 Mpps DDoS

2009 │ 韓國 DDoS 攻擊

1998 │ Akamai 成⽴立

2003 │ Prolexic 成⽴立 2003 │ Prolexic 成⽴立 2003 │ Site Shield 發表

2004 │ 最⼤大 DDoS <10 Gbps

2008 │ 最⼤大 DDoS >80 Gbps

2011 │ 整合式 web security

2014 │ 併購 Prolexic

2007 │ 最⼤大 DDoS >50 Gbps

2009 │ 韓國 DDoS 攻擊 2009 │ 第⼀一套雲端 WAF

2013 │ CSI

2015 │ WAF 託管 2015 │ Client Reputation 2015 │ WAF 託管

協防Internet應⽤用

超過 17 年

Page 21: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Grow revenue opportunities with fast, personalized web experiences and manage complexity from peak demand, mobile devices and data collection.

規模 │ 175,000+ 伺服器 │ 六個清洗中⼼心 │ 超過 2,000 座DNS伺服器│ ⾼高峰流量超過 33.2 Tbps

分佈 │ 108 個國家 │ 超過 2,700 地點 │ 超過 1,300 網路

韌性 │ ⾃自動在網路內故障轉移 │ 為單獨服務建⽴立多重網路

Akamai 智慧平台

全球性分散式雲端平台

Page 22: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Grow revenue opportunities with fast, personalized web experiences and manage complexity from peak demand, mobile devices and data collection.

DDoS │ always-on 保護 │ 數秒鐘內⾃自動回應

WAF │ 專屬性規則引擎 │ ⾼高準確度 │ 不影響效能

IP 聲譽 │ 每個⽉月有上億個 IP量│ 基於攻擊⾵風險客製規則

整合的 web security

Akamai 智慧平台

Page 23: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Grow revenue opportunities with fast, personalized web experiences and manage complexity from peak demand, mobile devices and data collection.

DDoS │ 專業⼈人員驅動的回應 │ 客製地緩解措施 │ 限時處置的SLA承諾

資料中⼼心 │ 上百個應⽤用 │ 網路基礎設施 │ 網路頻寬

彈性的部署 │ always-on 或 on-demand │ 24x7 流量監控

基礎設施保護

Akamai 智慧平台

Page 24: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Grow revenue opportunities with fast, personalized web experiences and manage complexity from peak demand, mobile devices and data collection.

DDoS │ 適應性速率控制│ ⽩白名單│ 多重過剩的DNS雲

DNSSEC │ 選擇性防禦DNS變造攻擊│ Serve 或 Sign-and-Serve

DNS 經驗 │ ⾼高效能DNS雲 │ 根網域對應

DNS 保護

Akamai 智慧平台

Page 25: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Grow revenue opportunities with fast, personalized web experiences and manage complexity from peak demand, mobile devices and data collection.

Akamai Intelligent Platform

Akamai 智慧平台

雲端資安情報 (CSI)

能⾒見度 │ 15-30% 的全球網站流量│ 每⼀一個 Akamai 客⼾戶

資料 │ 每⼩小時8000萬筆WAF觸發 │ 每秒60萬筆log│ 每天 20 TB 新的攻擊資料

分析 │ 專屬威脅研究團隊 │ 每天 8,000 筆查詢

Page 26: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Grow revenue opportunities with fast, personalized web experiences and manage complexity from peak demand, mobile devices and data collection.

Akamai Intelligent Platform

Akamai 智慧平台

⼈人員 │ 100+ SOC ⼯工程師 │ 200+ 張技術證照

經驗 │ 11+ 年經驗 │ 每週 40 ~ 50 個攻擊 │ 限時緩解SLA承諾

地點 │ 美國佛州羅德岱堡 │ 美國⿇麻州劍橋│ 波蘭克拉科夫 │ 印度邦加羅爾 │ 東京

24x7 全球資安營運中⼼心 (SOC)

Page 27: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Grow revenue opportunities with fast, personalized web experiences and manage complexity from peak demand, mobile devices and data collection.

⼈人員 │ 150+ 資安專業服務⼈人員

管理 │ 威脅更新與回顧 │ 持續 WAF 微調 │ 沙盤演練

關係 │ 客⼾戶成功經理│ 定期會議 │ 特殊事件

Akamai 智慧平台

資安專業服務與⽀支援

Page 28: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Grow revenue opportunities with fast, personalized web experiences and manage complexity from peak demand, mobile devices and data collection.

53

11,008 16,135

21,359 15,071

30,427

69,226

124,625

9/24 9/25 9/26 9/27 9/28 9/29 9/30 10/1

5.4x

©2015 AKAMAI | FASTER FORWARDTM ©2015 AKAMAI | FASTER FORWARDTM

Unique Shellshock payloads

9/24 9/25 9/26 9/27 9/28 9/29 9/30 10/1

協助您調整步伐因應

不斷變化的威脅

Shellshock 公布

Page 29: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

集體安全的好處

⼗十⼆二⽉月 ⼀一⽉月 ⼆二⽉月

第⼀一起 Skipfish 對Akamai客⼾戶掃描被偵測到

CSIRT 建議: 客製 WAF 規則

Kona Rule Set

攻擊Akamai客⼾戶

Page 30: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

DEC JAN FEB

First Skipfish scan detected against an Akamai customer

CSIRT advisory with custom WAF rule

KRS

Attack against Akamai customer

集體安全的好處

1549 259 WAF 偵測到

Client Reputation 偵測到

個案: 美國某零售商 24⼩小時的惡意 IP 位址

248 11

Page 31: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

攻擊型態 限時緩解 (⼀一般)

限時緩解 (SLA)

UDP / ICMP floods 1分鐘或更少 5 分鐘

SYN floods 1分鐘或更少 5 分鐘

TCP flag abuses 1分鐘或更少 5 分鐘

HTTP GET / POST floods 10 分鐘或更少 20 分鐘

DNS reflection 5 分鐘或更少 10 分鐘

DNS attack 5 分鐘或更少 10 分鐘

承諾

資安專業

Page 32: 擋不住?要付贖嗎 ?怎麼辦? - CLOUDSEC · A Kona customer reported an unknown attack and asked Akamai to investigate ... 2009 │ 韓國 DDoS WAF 攻擊 1998 │ Akamai

©2015 AKAMAI | FASTER FORWARDTM | www.cloudsec.com/tw | #CLOUDSEC

Akamai的價值主張與優勢

•  周全、超⼤大規模的DDoS防禦線

•  雲端安全平台的共同防護

•  專業情資收集、回應、鎮定攻擊

•  定型化服務⽔水平協議

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#CLOUDSEC

黃開印 [Kevin] [email protected]