MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one that redirects to known malicious infrastructure, disguised as a visa application. The ML classifier strongly indicated maliciousness. The document body, though heavily obfuscated, contains the malicious redirector URL and appears to be part of a link farm designed to attract traffic.
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.cc/pify?keyword=australian+tourist+visa+online+application+form In PDF document text
- http://xurarubes.100daysofworkouts.com/uploads/1/3/1/3/131383790/pebowejuruwunetu.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/1/0438/3503/1712/files/kagawato.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5823/3493/files/student_centered_learning_approach.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0052/9049/files/72171230065.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6158/2755/files/vejupa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0311/7719/files/chobani_coupons.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0097/8853/files/exotic_breeds_of_sheep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7215/0942/files/muxiduderisupoguvaja.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5409/4753/files/tornillo_micromtrico.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4790/1592/files/uses_of_computer_in_entertainment.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_off00007ecd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7ECD | 5208 bytes |
SHA-256: 3f379450cde8f39f78d88957bac70ac08558292f733635b0648df146e22cb5f1 |
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font_01_sfnt_off00009076.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9076 | 10316 bytes |
SHA-256: 68a5fb598671b471248436a178664437ccb63929d45631f2112a31f8797eeb7a |
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