MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains multiple links that redirect to malicious infrastructure, masquerading as generators for in-game currency or game hacks. The document body and embedded URLs strongly suggest a phishing or scam attempt, likely to lead users to a site that may host further malware or attempt credential harvesting. The presence of embedded URLs and the ML classifier's high confidence score support this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9969
Heuristics 4
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PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LUREPDF'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.
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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Embedded URL info EMBEDDED_URLOne 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.co/app/431946152/free-robux-november-2021-game-hack In PDF document text
- http://achauco.vn/public/upload/files/coin-master-free-daily-spins_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/coin-master-hack-review_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/how-to-get-unlimited-robux_GM431946152.pdfIn PDF document text
- http://achauco.vn/public/upload/files/play-roblox-free-online_GM431946152.pdfIn PDF document text
- http://achauco.vn/public/upload/files/free-spin-and-coin-blogspot_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/www-robux-us_GM431946152.pdfIn PDF document text
- http://achauco.vn/public/upload/files/www-robux-redeem_GM431946152.pdfIn PDF document text
- http://achauco.vn/public/upload/files/free-spin-online-tool-coin-master_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/coin-master-free-spins-app-for-iphone_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/minecraft-bedrock-edition-free_GM479516143.pdfIn PDF document text
- http://achauco.vn/public/upload/files/how-to-get-coin-master-free-spins-in-email_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/hack-pour-recuperer-son-conte-roblox_GM431946152.pdfIn PDF document text
- http://achauco.vn/public/upload/files/free-spins-on-coin-masters_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/coin-master-hack-trick-2021_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/coin-master-daily-free-spins_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/how-to-get-minecraft-for-free-on-ipad_GM479516143.pdfIn PDF document text
- http://achauco.vn/public/upload/files/how-to-hack-coin-master-game-2021_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/cash-for-apps-free-robux_GM431946152.pdfIn PDF document text
- http://achauco.vn/public/upload/files/coin-master-35-16-hack-apk_GM406889139.pdfIn PDF document text
- http://achauco.vn/public/upload/files/get-free-robux-no-human-verification_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 |
|---|---|---|---|
stream_003_off000049c5.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x49C5 | 26660 bytes |
SHA-256: cb19be5dacbf3fffdc96ffda2f9ebc6e8de5f0e292a410227cbdffa3f83288fd |
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font_01_sfnt_off000085f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85F3 | 18792 bytes |
SHA-256: ccb5bb4d23e43ba6dfd8d1ccb7b5a6317b06f966aac4e786dcff4b62611db359 |
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