MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a large number of external links, many of which point to a redirector infrastructure. The document body, though heavily obfuscated, contains keywords related to 'thermal insulation sheet home depot' and includes URLs that are likely part of a phishing or malware distribution scheme. The presence of numerous PDF links and a malicious redirector suggests an attempt to drive traffic to malicious sites, potentially for credential harvesting or further payload delivery.
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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.ru/pify?keyword=thermal+insulation+sheet+home+depot In PDF document text
- http://vesatize.waiaholenurserygardenandfloralgifts.com/uploads/1/3/2/6/132695675/xixezegoraputu_vudafol_fediza_xanubozore.pdfIn PDF document text
- http://files.jmbmoldings.com/uploads/1/3/1/4/131408117/79309.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/1/0433/8001/5262/files/78488544627.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6097/7048/files/34858805189.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0491/1006/files/kowixufejem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6187/7665/files/94309203686.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/5795/0370/files/arquitectura_sostenible_lexus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8438/2357/files/cat_3412_parts_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7964/6878/files/convert_language_arabic_to_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/54440827626.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6132/1621/files/center_placeholder_text.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9014/0581/files/bijakanevisera.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5630/7107/files/miss_universe_2011_question_answer_top_5.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0425/4615/files/zebezowugipowidusidij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8812/4835/files/50490971025.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_off00005911.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5911 | 5148 bytes |
SHA-256: 16198fb29ca8737bd6c295d13a4353525fdd4dac713139d1ece413e68b42064e |
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font_01_sfnt_off00006a63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A63 | 14568 bytes |
SHA-256: 31e2e9fac2e15bde9825a19022295e3d550cdced05bdc5f627216a9b62c11b14 |
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