MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body text, though garbled, includes a phrase suggesting a lure for downloading 'Bukhari shareef hadees in urdu pdf free download'. The PDF_SEO_LINK_FARM heuristic further suggests the document is part of a link farm designed to attract traffic. The primary malicious IOC is the redirector URL.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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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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 https://ttraff.cc/pify?keyword=bukhari+shareef+hadees+in+urdu+pdf+free+download In PDF document text
- http://files.coloradoaps.com/uploads/1/3/1/8/131872198/4617515.pdfIn PDF document text
- http://bonelumo.tiasshabbychicboutique.com/uploads/1/3/2/8/132815002/vazaxujimirisigi.pdfIn PDF document text
- http://files.pslcrazyquilters.org/uploads/1/3/1/8/131871586/21d59fbe3e.pdfIn PDF document text
- http://files.doggiestyles.net/uploads/1/3/2/6/132680907/razozidum-tijonoromobo-zukolunudonopug-ruvadom.pdfIn PDF document text
- http://jixupaw.eastsidesportsanalysis.com/uploads/1/3/0/7/130775403/jomaje.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7596/8928/files/govemojivudefugi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2449/8343/files/80127078898.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4684/4054/files/42797996179.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6638/3768/files/nopeworo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3510/6200/files/36299412623.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4977/7312/files/zoxudenakutimusuladedi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5178/5109/files/dexusoriwanunizaxupu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0800/0163/files/lanivujunegunekoneruta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8161/3987/files/avicenna_ibn_sina.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8030/2240/files/libokowefilujevelofabaxet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6768/6558/files/96813382244.pdfIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004f2b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4F2B | 5336 bytes |
SHA-256: b3cf0d848c66e45ee721ee20bd6c81e3366015d109ca64d30a8705e6e08f0303 |
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font_01_sfnt_off0000615d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x615D | 9672 bytes |
SHA-256: b9c637cc771da192078268dfe24c7dfc246de99b01c96c9d881a5cf9a0bf2ec3 |
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