PDF malware analysis — malicious · 2c4634f70b6bd04b

MALICIOUS

PDF

39.8 KB Created: 2021-05-30 20:22:44 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27

MD5: e2791bd10f4ec1d9202b38ed19090c45 SHA-1: 30ab264e3798678dda0b255ef3092c2a2b45a56a SHA-256: 2c4634f70b6bd04bc41581e5b37f16886e33f16dfb135c8223a10521ea5979a5

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The document presents a fake CAPTCHA and a call-to-action to trick the user into clicking a link, which is a common social engineering tactic. The embedded URL, https://netcdn.xyz/app/431946152/get-free-robux-game-hack, likely leads to a malicious download or exploit. While no scripts were explicitly extracted, the PDF structure and heuristics suggest it's designed to exploit vulnerabilities or deliver a payload.

Machine Learning

Nyx PDF Classifier malicious score 0.9988

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/get-free-robux-game-hack PDF link annotation
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/minecraft-pe-015-0-apk-free-download_GM479516143.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
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/free-promo-codes-for-robux_GM431946152.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/coin-master-free-gifts_GM406889139.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/free-coin-master-spins-blog_GM406889139.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/minecraft-windows-10-free-with-java_GM479516143.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/how-to-get-minecraft-for-free-on-pc_GM479516143.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-tiktok-hearts_GM835599320.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/minecraft-java-edition-redeem-code-free-2021_GM479516143.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/free-disney-plus-accounts-tiktok_GM835599320.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/free-coin-coin-master_GM406889139.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/minecraft-education-edition-free_GM479516143.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/how-to-get-followers-on-tiktok-for-free_GM835599320.pdfIn PDF document text
- https://veyazdesign.pl/wp-content/uploads/fsqm-files/how-to-get-minecraft-windows-10-edition-for-free_GM479516143.pdfIn PDF document text
- https://robuxhaxs.comIn 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_002_off00003f0c.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x3F0C	25404 bytes
SHA-256: `0cc6f31f826dc05d893d837d6086e826d8574da62cd0832d20beb8c11e2bee8e`
`font_01_sfnt_off000079db.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x79DB	18120 bytes
SHA-256: `79ac164380d838bf2943c127f808202d45f8751c05dbd036140e6fb9b1b49848`

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