PDF malware analysis — malicious · 0362310540d4dc63

MALICIOUS

PDF

46.3 KB Created: 2021-06-01 19:06:06 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27

MD5: 41450ef869fd2ff80efc5c9bd19cfe4a SHA-1: 6c547dc8b86cd8e11749ffb8e8db1de263a5c44c SHA-256: 0362310540d4dc6333ab11c36e22ecb43fe2a8a5519e515ab1d19af8a9eaf9be

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 User Execution: Malicious File

The PDF document contains a fake CAPTCHA lure, aiming to trick the user into downloading further content. It embeds multiple URLs, including one pointing to a "roblox-hack-unlimited-money-pc-game-hack", suggesting a social engineering tactic to deliver a payload. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

Nyx PDF Classifier malicious score 0.9832

Heuristics 4

Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHA

Document displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
URL https://netcdn.xyz/app/431946152/roblox-hack-unlimited-money-pc-game-hack PDF link annotation
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/roblox-giftcard-email-free_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/coin-master-free-spins-and-coins-today-gift-reward_GM406889139.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/como-crear-hacks-roblox_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/roblox-cheat-codes_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/roblox-hack-gui-free-download_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/comment-etre-hacker-sur-roblox_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/minecraft-free-install_GM479516143.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/free-robux-no-verification_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/roblox-promocodes-hack_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/how-to-get-free-robux-on-ipad_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/master-coin-free-spin_GM406889139.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/free-roblox-accounts-bugmenot_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/minecraft-windows-10-free-with-java_GM479516143.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/free-roblox-sqript-injecter_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/minecraft-free-download-windows_GM479516143.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/hack-de-roblox-dinero-infinito-en-rocitizens_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/get-free-robux_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/hack-roblox-tools-2021_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/minecraft-hack-download_GM479516143.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/how-to-get-minecraft-for-free_GM479516143.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_004_off00005287.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x5287	26408 bytes
SHA-256: `eea026e57bc271505732d1d5eb57474a51d7c4582c13105e8a691769d9d71d38`
`font_01_sfnt_off00008ea9.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8EA9	19556 bytes
SHA-256: `cd06c2f25b5918bdec003225cf7a5e03deca2f31cd1cf799a8a97ec528e145f5`

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