PDF malware analysis — malicious · 94118a3cd2ce24fb

MALICIOUS

PDF

35.8 KB Created: 2021-07-04 12:38:22 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-12

MD5: 24d941c40cf1050795a794929d6010e2 SHA-1: f38fa8cf2a3800f98d585a9c175c7fc4331cce89 SHA-256: 94118a3cd2ce24fbbf12d6a5e085c375d8b8a89ca8bf36aef86bdfe868212d7f

220 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

This PDF document is designed to lure users into clicking on links that appear to offer game hacks or generators. The primary link leads to a known malicious redirector infrastructure. The document also contains a large number of links to other PDFs hosted on a website, likely part of a link farm or SEO manipulation tactic to drive traffic to malicious content. No scripts were extracted, but the document's structure and embedded links strongly indicate a phishing or malware distribution attempt.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

Heuristics 5

PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LURE

PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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
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 http://netcdn.tw/app/406889139/mcpe-master-unlimited-coins-hack-apk-game-hack In PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/today-free-spin-coin-master_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/free-spin-link-for-coin-master_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/games-that-can-be-hacked_GM431946152.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/roblox-free-hair-boy_GM431946152.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/coin-master-hack-without-verification-code_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/how-to-hack-a-minecraft-server_GM479516143.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/free-robux-sites-that-work_GM431946152.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/400-robux-for-free_GM431946152.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/coin-master-hack-app_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/roblox-free-codes-jailbreak-for-money_GM431946152.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/roblox-booga-booga-hack_GM431946152.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/minecraft-gun-mod-download-free_GM479516143.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/card-hack-for-coin-master_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/free-coin-master-hack-no-verification_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/mcpe-master-unlimited-coins-hack-apk_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/free-spins-coin-master-2021-hack_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/apps-to-get-minecraft-for-free_GM479516143.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/coin-master-free-spins--spins_GM406889139.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/how-to-use-someones-ip-on-roblox-to-hack_GM431946152.pdfIn PDF document text
- http://www.waelhamadehgallery.com/uploaded_files/userfiles/files/good-roblox-booga-booga-websites-to-hack_GM431946152.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
`font_00_sfnt_off0000340d.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x340D	23032 bytes
SHA-256: `ab87d1f3535b72da7dbf377ef1cfddaea3f24211f5789ffe60a3ba37846fbf5a`
`font_01_sfnt_off0000679f.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x679F	18876 bytes
SHA-256: `e10fddf66f187be0e2cb1475a5dd66f9239aae3dc3a045fd3ebb4bdfa1b57169`

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