MALICIOUS
106
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple links to external resources, many of which are algorithmically generated and hosted on disposable domains, indicating a link farm designed to distribute further malicious content. The ML classifier strongly suggests malicious intent, and the heuristic firings point to the PDF acting as a lure for users to download other malicious PDFs. No scripts were extracted, but the structure and URL patterns are indicative of a downloader or redirector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://ediljolli.com/userfiles/files/nigojejuvuputusasowoj.pdf In PDF document text
- http://mazraeir.com/images/upload/files/15643263729.pdfIn PDF document text
- http://abwrichmond.com/uploads/files/78019107082.pdfIn PDF document text
- http://arohitourandtravels.com/userfiles/file/dizolijodafijajefejux.pdfIn PDF document text
- http://zgic.ru/!upload/files/wezerelilotunezawokol.pdfIn PDF document text
- http://abbwingslynnhaven.com/uploads/files/kamepifugag.pdfIn PDF document text
- http://hytechplus.com/userfiles/file/witosogeg.pdfIn PDF document text
- https://parlagame.com/calisma2/files/uploads/73406431879.pdfIn PDF document text
- http://balletpanov.com/uploads/files/lalupiwegomitapij.pdfIn PDF document text
- https://comillaspostgrado.es/userfiles/file/napamu.pdfIn PDF document text
- http://bastola.org/userfiles/file/48062510529.pdfIn PDF document text
- http://rebeccafantarchitetto.it/userfiles/files/kagujidubapubunibel.pdfIn PDF document text
- http://cngwalk.com/fckeditor/userfiles/image/nivulejeputuvozawotoriru.pdfIn PDF document text
- http://ctkupavna.ru/upload/file/sudoragezitikelebiluxum.pdfIn PDF document text
- https://kisikana.hr/UserFiles/files/50526599422.pdfIn PDF document text
- http://wakabaeducation.com/userfiles/file/30882336356.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/2670c92aa91195890563fd2202c0ab0d/mejezejisimaresovemariv.pdfIn PDF document text
- https://kientrucqhouse.com/uploads/image/files/rafek.pdfIn PDF document text
- https://adikkedua.com/contents/files/sikesuxage.pdfIn PDF document text
- http://asesorialuishervas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613fc4ae4cb52---zaxolabizefibekajewusa.pdfIn PDF document text
- http://sbairs.com/datas/files/92875021429.pdfIn PDF document text
- http://geomanteia.com/userfiles/files/doraxuwilivosaduw.pdfIn PDF document text
- http://happyorderfood.com/uploads/files/28398339998.pdfIn PDF document text
- http://lucidareemantenerepavimentifaidate.it/userfiles/files/rapemozif.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=vice+city+game+download+hackPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bd89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD89 | 10812 bytes |
SHA-256: f5a05bfe3c20070a4d1ae69e676d5d050ef723633bac688d9a753df3ad14ab68 |
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font_01_sfnt_off0000d61c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD61C | 16936 bytes |
SHA-256: c830ba1b069447330578eeb087c9c57cac1b52a2eaf2fc68a0d1ebc4e18ee529 |
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font_02_sfnt_off000101ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101AB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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