> For the complete documentation index, see [llms.txt](https://docs.cooku222.kr/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cooku222.kr/security/digital-forensics/dreamhack/dreamhack-basic_forensics_1.md).

# \[DreamHack] Basic\_Forensics\_1

#### 문제 링크

{% embed url="<https://dreamhack.io/wargame/challenges/518>" %}

&#x20;

#### 문제&#x20;

<figure><img src="https://blog.kakaocdn.net/dna/biL8eQ/btsNEmgxfUJ/AAAAAAAAAAAAAAAAAAAAAMT4YN2GIsB_XkOyewFjbU8bLIg15ddqEJQvsXbf5pJK/img.png?credential=yqXZFxpELC7KVnFOS48ylbz2pIh7yKj8&#x26;expires=1782831599&#x26;allow_ip=&#x26;allow_referer=&#x26;signature=BRKAJYdP6q%2FrQwGEyPxcLVEnrxU%3D" alt="" height="257" width="526"><figcaption></figcaption></figure>

&#x20;

<https://georgeom.net/StegOnline/extract>

[ StegOnline georgeom.net](https://georgeom.net/StegOnline/extract)

여기 툴을 사용하면 구할 수 있는데(따로 추출 코드를 안 짜도 되고, 포렌식에서는 RGB LSB 스테가노로 장난치는 문제가 빈출인듯)

<figure><img src="https://blog.kakaocdn.net/dna/bBJxTm/btsNDt1NT1a/AAAAAAAAAAAAAAAAAAAAAJIxSZhjUflV1Ty069SCDETkO6Jj83joWJFWsIVWXF3j/img.png?credential=yqXZFxpELC7KVnFOS48ylbz2pIh7yKj8&#x26;expires=1782831599&#x26;allow_ip=&#x26;allow_referer=&#x26;signature=uxcdV1nYAfDhmgtb7QlnxEiGero%3D" alt="" height="657" width="742"><figcaption></figcaption></figure>

<figure><img src="https://blog.kakaocdn.net/dna/cTZcOi/btsNElvasBt/AAAAAAAAAAAAAAAAAAAAABr-jsh4j9CsFKiXM9645rA39VgTj6pgumtMWLg9jVQo/img.png?credential=yqXZFxpELC7KVnFOS48ylbz2pIh7yKj8&#x26;expires=1782831599&#x26;allow_ip=&#x26;allow_referer=&#x26;signature=56Er0KmA7tj9oeHJhGTcPDnlB6Y%3D" alt="" height="452" width="860"><figcaption></figcaption></figure>

연결시켜주면 플래그가 된다.

<br>


---

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