MALICIOUS
182
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF document was flagged as malicious by an ML classifier. It uses brand-impersonation credential phishing. The file embeds a large number of external links characteristic of an SEO link farm, routes users through malicious redirector infrastructure and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9832
Heuristics 6
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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PDF links to a 'free generator / game hack' redirector high 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.
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Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: https://netcdn.online/app/431946152/attack-on-titan-downfall-roblox-hack-game-hack.
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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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External URI info PDF_URIPDF contains an external URL action
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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 https://netcdn.online/app/431946152/attack-on-titan-downfall-roblox-hack-game-hack PDF link annotation
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/how-to-get-free-spins-in-coin-master_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/como-hackear-el-juego-coin-master_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/coin-master-free-coin-and-spin-app_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/free-robux-codes-2021_GM431946152.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/free-spin-link-for-coin-master_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/minecraft-anarchy-server-no-hacks_GM479516143.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/how-to-get-minecraft-for-free-2021_GM479516143.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/free-robux-websites-that-work_GM431946152.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/free-spins-and-coins-for-coin-master-game_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/coin-master-70-spin-link-2021_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/cool-minecraft-hacks_GM479516143.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/coin-master-hack-ios-reddit_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/coin-master-free-spins_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/coin-master-free-spins-and-coins_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/free-spins-and-coins-coin-master-2021-link_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/roblox-prison-life-hack_GM431946152.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/pubg-mobile-74-uc_GM1330123889.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/coin-master-free-spins-activegamer_GM406889139.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/how-to-hack-peoples-roblox-accounts_GM431946152.pdfIn PDF document text
- https://e-learning.mtspuicijantung.sch.id/__statics/gudangsoal/files/free-robux-no-survey_GM431946152.pdfIn PDF document text
- https://www.bandicam.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_004_off00005545.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x5545 | 26152 bytes |
SHA-256: 29ec53ffaa8523022ec5c04c9f0ec6ec1abba411c6d3f35fe44c43ed4091153a |
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font_01_sfnt_off000091bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x91BB | 18740 bytes |
SHA-256: 791b0fec7fb6ae35c3a9972533c31ab61a852f2d04cd317a34a934332b80e8ca |
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