ELF x64 - Anti-debug and equations

65 Points

Warning: Weird anti-debug techniques

Author

0xmitsurugi, 18 July 2016

Level

Validations

0 Challengers 1%

Note

65 Votes

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3 Solutions

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Challenge Results

Pseudo	Challenge	Lang	Date
H4MA	ELF x64 - Anti-debug and equations		29 March 2021 at 23:04
jablonskim	ELF x64 - Anti-debug and equations		21 March 2021 at 21:24
Seraphfallenangel	ELF x64 - Anti-debug et equations		19 March 2021 at 16:57
oussbf	ELF x64 - Anti-debug and equations		23 February 2021 at 22:55
highlander	ELF x64 - Anti-debug et equations		10 February 2021 at 11:36
Kebche	ELF x64 - Anti-debug et equations		9 February 2021 at 17:39
charlo	ELF x64 - Anti-debug et equations		24 January 2021 at 21:16
noname	ELF x64 - Anti-debug et equations		22 January 2021 at 15:48
luquf	ELF x64 - Anti-debug et equations		4 January 2021 at 19:21
williamB	ELF x64 - Anti-debug et equations		20 December 2020 at 00:09

44 Challenges

Results	Name	Validations	Number of points	Difficulty	Author	Note	Solution	Date
	ELF x86 - 0 protection	15% 30556	5		g0uZ		10	7 October 2006
	ELF x86 - Basic	12% 24694	5		g0uZ		10	7 October 2006
	PE x86 - 0 protection	7% 13120	5		alejandr0		6	11 November 2012
	ELF C++ - 0 protection	3% 6422	10		sourcePerrier		4	13 July 2016
	PE DotNet - 0 protection	4% 6860	10		Geluchat		5	15 September 2014
	ELF MIPS - Basic Crackme	1% 2099	15		s4r		2	9 July 2018
	ELF x64 - Golang basic	1% 1511	15		jenaye		3	8 November 2018
	ELF x86 - Fake Instructions	3% 6365	15		kmkz		5	21 February 2010
	ELF x86 - Ptrace	3% 5564	15		g0uZ		3	27 November 2009
	WASM - Introduction	1% 15	15		Cyxo		0	26 March 2021
	ELF ARM - Basic Crackme	2% 2666	20		0xmitsurugi		7	13 July 2016
	ELF x64 - Basic KeygenMe	1% 407	20		fr0g		3	2 September 2020
	PE DotNet - Basic Anti-Debug	1% 147	20		nqnt		1	24 March 2021
	PYC - ByteCode	2% 3833	20		Thanat0s		9	3 July 2013
	ELF x86 - No software breakpoints	2% 2983	25		yodzeb		8	2 October 2013
	Lua - Bytecode	1% 106	25		Bernstein		0	25 March 2021
	MachO x64 - keygenme or not	1% 1102	25		/bin/ls		1	14 April 2017
	ELF ARM - crackme 1337	1% 1699	30		Anonymous		2	3 February 2011
	ELF x86 - CrackPass	2% 3657	30		Tosh		5	3 February 2011
	ELF x86 - ExploitMe	2% 3240	30		kmkz		5	3 February 2011
	ELF x86 - Random Crackme	2% 2561	30		kmkz		3	3 February 2011
	GB - Basic GameBoy crackme	1% 755	30		jambon69		2	14 September 2018
	PDF - Javascript	1% 1181	30		koma		1	14 February 2012
	PE x86 - Xor Madness	1% 433	30		ENOENT		2	17 July 2019
	ELF ARM - Crypted	1% 479	35		koma		2	4 September 2012
	ELF x64 - Crackme automating	1% 646	35		0xmitsurugi		6	14 August 2018
	PE x86 - SEHVEH	1% 895	35		Thanat0s		1	4 May 2013
	Powershell DeObfuscation	1% 54	35		hat.time		0	2 April 2021
	APK - Anti-debug	1% 1710	40		cryptax		3	18 December 2012
	ELF x64 - Nanomites - Introduction	1% 437	45		Phenol		2	4 March 2018
	ELF x86 - Anti-debug	1% 1320	45		Tosh		3	3 June 2012
	PE x86 - AutoPE	1% 612	45		Gr4ph0s		3	5 August 2011
	ELF x86 - KeygenMe	1% 624	50		int_0x80		5	20 July 2011
	WASM - Find the NPC	1% 4	50		Cyxo		0	26 March 2021
	Bash - VM	1% 60	60		govlog		1	25 March 2021
	ELF x64 - KeyGenMe	1% 49	60		rene-d		0	12 November 2020
	ELF x64 - Anti-debug and equations	1% 288	65		0xmitsurugi		3	18 July 2016
	ELF x64 - Nanomites	1% 250	70		Phenol		2	4 March 2018
	ELF x86 - Packed	1% 325	70		Tosh		3	18 October 2011
	PE x86 - RunPE	1% 716	75		Thanat0s		5	16 December 2013
	ELF x86 - VM	1% 459	90		Thanat0s		7	16 June 2013
	ELF x64 - Hidden Control Flow	1% 27	100		so3		1	18 November 2020
	Ringgit	1% 40	110		Cryptanalyse		1	6 October 2019
	White-Box Cryptography #2	1% 28	130		Cryptanalyse		1	17 July 2019