MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to a redirector service (ttraff.com) which is flagged as malicious. This indicates a phishing or scam attempt, likely using the 'free download' lure as seen in the document body's text. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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=project+topics+for+mathematics+undergraduates+pdf In PDF document text
- http://xemewaz.limanawic.com/uploads/1/3/0/7/130740178/4604411.pdfIn PDF document text
- http://kuzob.empiricfashion.com/uploads/1/3/0/7/130775971/4813972.pdfIn PDF document text
- http://files.workingwordsproductions.com/uploads/1/3/0/7/130740368/dofobeturo.pdfIn PDF document text
- http://mewisame.romancewaiheke.co.nz/uploads/1/3/1/8/131871991/66b623e8e.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/1/0428/4986/1791/files/10163199424.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0558/3266/files/genararewopososakeres.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6997/1363/files/classification_algorithms.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5035/3318/files/42004276812.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/28603075132.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1566/5826/files/how_to_use_getline_in_c.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5674/3079/files/96805323373.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3033/2060/files/super_calloused_fragile_mystic_hexed_by_halitosis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2992/0930/files/affiliate_marketing_definition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7353/5142/files/45053197931.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1760/1181/files/44497375202.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9212/2527/files/44674374587.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3040/4502/files/13524024285.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1740/4573/files/3536419804.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_off00006602.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6602 | 5612 bytes |
SHA-256: 50474575391399134b0f40968a910b2f807a43bb3fb6390c76a36cf30913ce76 |
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font_01_sfnt_off000078f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78F8 | 10128 bytes |
SHA-256: 47d8ae72d313f596aee961da522b744498a4cd13e6aed479a940a1432c5a28a9 |
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