PDF malware analysis — malicious · aad4a3c12298f1ab

MALICIOUS

PDF

44.1 KB Created: 2021-06-03 11:59:56 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 0bc4656179d0f542b2a69ed0fee70187 SHA-1: e9bfde0265d34a8d818352bdcbbaa6ca4c402b47 SHA-256: aad4a3c12298f1abe97e25f0bc366638dc5c83b4f6baeb256bc7d3d7172602e2

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and a "call-to-action" phrase, strongly suggesting a phishing or scam attempt. The primary URL, https://netcdn.online/app/406889139/daily-free-spin-coin-master-link-game-hack, is likely intended to lead the user to a malicious site. The heuristic 'PDF_SEO_LINK_FARM' indicates a large number of generated SEO-like links, further supporting a malicious intent to distribute scam content.

Machine Learning

Nyx PDF Classifier malicious score 0.9865

Heuristics 4

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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.online/app/406889139/daily-free-spin-coin-master-link-game-hack
- http://ebook.itn.ac.id/repository/coin-master-hack-generator-tool_GM406889139.pdf
- http://ebook.itn.ac.id/repository/coin-master-free-spins-link-2021-no-verification_GM406889139.pdf
- http://ebook.itn.ac.id/repository/free-robux-websites-that-actually-work-2021_GM431946152.pdf
- http://ebook.itn.ac.id/repository/ultimate-free-spins-coin-master_GM406889139.pdf
- http://ebook.itn.ac.id/repository/how-to-get-free-spins-on-coin-master-hack_GM406889139.pdf
- http://ebook.itn.ac.id/repository/free-roblox-wings_GM431946152.pdf
- http://ebook.itn.ac.id/repository/coin-master-hack-2021-app_GM406889139.pdf
- http://ebook.itn.ac.id/repository/hack-game-plus-com-coin-master_GM406889139.pdf
- http://ebook.itn.ac.id/repository/coin-mast-hacks_GM406889139.pdf
- http://ebook.itn.ac.id/repository/offers-for-robux_GM431946152.pdf
- http://ebook.itn.ac.id/repository/minecraft-free-games-no-download_GM479516143.pdf
- http://ebook.itn.ac.id/repository/rbx-free_GM431946152.pdf
- http://ebook.itn.ac.id/repository/promo-codes-for-free-robux_GM431946152.pdf
- http://ebook.itn.ac.id/repository/how-do-i-get-free-spins-in-coin-master_GM406889139.pdf
- http://ebook.itn.ac.id/repository/free-spins-and-coins-coin-master-2021-link_GM406889139.pdf
- http://ebook.itn.ac.id/repository/how-to-get-free-coins-on-coin-master-2021_GM406889139.pdf
- http://ebook.itn.ac.id/repository/minecraft-free-download-ios_GM479516143.pdf
- http://ebook.itn.ac.id/repository/free-robux-android_GM431946152.pdf
- http://ebook.itn.ac.id/repository/how-to-get-free-robux-gift-cards_GM431946152.pdf
- http://ebook.itn.ac.id/repository/free-robux-websites-that-actually-work_GM431946152.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_004_off000050cf.bin` `67376104cd94d8eb81660aaa23b0370231e94ba93bb4e5c9c79354497df8d72b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x50CF	24568 bytes
`font_01_sfnt_off00008910.bin` `13087f23ced5a654764a402ace47e06b7ceeb886891228a443e0cb07dd9c4176`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8910	18476 bytes

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