MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as academic material. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms the link points to known malicious infrastructure. Additionally, the PDF_SEO_LINK_FARM heuristic indicates a large number of links, likely for SEO manipulation or to host further malicious content. The presence of a download button lure (SE_DOWNLOAD_BUTTON) reinforces the deceptive nature of the document.
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.com/pify?keyword=military+college+jhelum+past+papers+pdf In PDF document text
- http://mikijef.sacredtellings.com/uploads/1/3/2/7/132711991/rafunosugine-furoxaluz.pdfIn PDF document text
- http://files.bonnergrade1families.com/uploads/1/3/1/3/131380591/mozazivopa.pdfIn PDF document text
- http://xomubixev.aspire2bfree.com/uploads/1/3/0/8/130814328/f8fec1ab743b.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/1/0430/5436/6877/files/63704491583.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5021/3274/files/aerobic_wastewater_treatment_process.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8804/4447/files/fidozukogomukomevidepi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8893/7120/files/98367247582.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1608/5916/files/general_aptitude_tricks.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1384/0793/files/cacerola_de_mar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5335/0053/files/cellular_organization_worksheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3713/0914/files/nisatale.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6645/6224/files/david_freedman_statistics_4th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4098/0642/files/jodetukuzef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/3248/6823/files/dusuxezuragiw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7754/9728/files/tolewizorageroz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0444/6345/6423/files/java_tutorial_free_download.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_off00005f0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F0D | 5752 bytes |
SHA-256: f3a1f3f10a4248fb61245ac483a6f00c3babc278db0117588842afca3d7ae589 |
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font_01_sfnt_off00007286.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7286 | 13908 bytes |
SHA-256: 10e2313ce725c6fbd2689511dc18156f5afa1bd461c3221104595ccd903938de |
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