MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.com/pify?keyword=alessandro+vilas+boas++cd'. This indicates the document's primary purpose is to lure the user to a potentially harmful external site. Additionally, a heuristic for a PDF link farm was triggered, suggesting the document is part of a larger SEO poisoning or link distribution scheme. The presence of numerous shopify.com links, while mostly benign, are used in conjunction with the malicious redirector.
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=alessandro+vilas+boas++cd In PDF document text
- http://files.adventure-emporium.net/uploads/1/3/0/7/130740112/cb1335a3.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0427/7331/5740/files/pioner_avic_f700bt.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3436/9438/files/material_requirement_planning_nptel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1142/3902/files/rujegiviroruf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0432/1184/files/catecismo_infantil_catolico.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2318/7616/files/all_english_synonyms_and_antonyms.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1077/6473/files/nefiwilugurobasupurodutu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dutevitijenunolekegek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6145/8582/files/xejixu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0457/3544/4646/files/nopexomelejeb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2703/8359/files/begupezedev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5935/5558/files/68136425388.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5585/7315/files/nuwonadon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0205/1229/files/sapizesujuzagajapamo.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000433b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x433B | 4828 bytes |
SHA-256: 553a86c2f42ddf692ecfc0d1838ef3daf55519f83def5a3ab3746dbf628fd3ad |
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font_01_sfnt_off000053a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53A1 | 10236 bytes |
SHA-256: e8dcedf25076399a3035e9f456217910964dbb96222c6cd3d0cda3ce40a1c8a5 |
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font_02_sfnt_off000076b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76B1 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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