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[New WTFBin]: Creative_Cloud_Set-Up.exe #71

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falsneg opened this issue Dec 5, 2024 · 0 comments
Open

[New WTFBin]: Creative_Cloud_Set-Up.exe #71

falsneg opened this issue Dec 5, 2024 · 0 comments

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@falsneg
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falsneg commented Dec 5, 2024

  • Contributor Name: Freddy Ouzan (@falsneg), John Harrison (@Cratez)
  • Application/Executable: Creative_Cloud_Set-Up.exe (Adobe Creative Cloud [winget/XPDLPKWG9SW2WD] Version 5.11.0.522.1)
  • WTF Behavior Description: Adobe Creative Cloud setup spawns and injects code to explorer.exe for deleting itself. The injected function calls WaitForSingleObject(INFINITE) on the injector's process duplicated handle, then CloseHandle it, follows to loop over DeleteFileW to retry while it fails with an inner Sleep(1000) until success, then calls ExitProcess(0).
  • Link to Documentation of Behavior: N/A; @Cratez noticed this weird behavior, we didn't find any other references.
  • Please provide any images for additional evidence.
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They could've just register a one time task to rundll32.exe advpack.dll,DelNodeRunDLL32 theirfilebuttheystilldecidedtoinjectandbesonoisy

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