HackCon 2017

Caves - Bacche [5 pts] [Unsolved]

Are these cave drawings? Note: Flag is not in standard format, enclose it in d4rk{..}c0de

73KB

cave.png

image

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cave

Solution

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Needle - Bacche [3 pts] [Unsolved]

What are you looking for?

Download

Solution

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Numbers- Bacche [10 pts] [Unsolved]

These are some numbers, try to make sense of them.

14MB

numbers.txt

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numbers

Solution

Flag:

Flag.txt - Bacche [10 pts]

Even google won't be able to find the flag.

Still you can try if you want: http://defcon.org.in:6061/

Go to the robots.txt file User Agent: * Disallow: 500786fbfb9cadc4834cd3783894239d/So with that we go to that extension and the flag.txt

Flag: d4rk{r0b075_7x7_4r3_v3ry_c0mm0n}

Rotate It - Category [99 pts] [Unsolved]

Found this weird code can you make something out of it? q4ex{ju0_tvir$_pn3fne_va_PGS???}p0qr

Solution

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ALL CAPS - Bacche [5 pts] [Unsolved]

Another cipher? You got to be kidding me. OF EKBHMGUKZHJB, Z LWALMOMWMOGF EOHJTK OL Z DTMJGX GY TFEGXOFU AB NJOEJ WFOML GY HSZOFMTVM ZKT KTHSZETX NOMJ EOHJTKMTVM, ZEEGKXOFU MG Z YOVTX LBLMTD; MJT "WFOML" DZB AT LOFUST STMMTKL (MJT DGLM EGDDGF), HZOKL GY STMMTKL, MKOHSTML GY STMMTKL, DOVMWKTL GY MJT ZAGRT, ZFX LG YGKMJ. MJT KTETORTK XTEOHJTKL MJT MTVM AB HTKYGKDOFU MJT OFRTKLT LWALMOMWMOGF. MJZFQL YGK KTZXOFU MJZM, JTKT'L BGWK YSZU: X4KQ{MKB_YZEEJ3_OYMJOL_MGG_LODHTS}E0XT

Solution

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Xrr - Bacche [20 pts] [Unsolved]

Now, what is this code, can you break it?

69KB

Xrr.txt

Open

Xrr

Flag:

Secret Message - Rev [150 pts] [Unsolved]

Someone made a secret chatting application as part of their school assignment. They claim to have made their own private-private crypto. I somehow managed to capture their data and get the chat between them. Can you help me break the encryption? there has to be some bug in the code.

5MB

Secret Message.zip

archive

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secret message

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Super Secret Logger - Rev [150 pts] [Unsolved]

Yes, it's the same person. He edited his assignment to make a secret logger to log important conversations. I cannot seem to decode that, looks like he changed the encryption, you can try if you like.

2MB

Secret Logger.zip

archive

Open

Super Secret Logger

Solution

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Weird File - Steg [100 pts] [Unsolved]

I was sniffing the CSI networks and was able to capture this weird file. I know it is something important, but it doesn't seem to do anything.

51KB

Weird File.zip

archive

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Weird File

Solution

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Cache - Steg [75 pts] [Unsolved]

This audio file seems really suspicious. Maybe something is hidden in it. Could you help me find it out? And ofc by help I mean just give me the answer.

243KB

cache_final.zip

archive

Open

cache.wav

Solution

Flag:

Standard - Category [99 pts] [Unsolved]

Description Here

Solution

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Final - Category [99 pts] [Unsolved]

Description Here

Solution

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Standard Steg - Bacche [25 pts] [Unsolved]

I hacked my friend's facebook, by seeing his chrome password. I am smart, right? Anyways, he sent this image to one of his friends, idk what it is, looks like a useless logo, can you check? https://ibb.co/ftyjz5

Solution

Flag: