MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to a redirector service (ttraff.com) that is flagged as malicious. The document body, though heavily obfuscated, contains URLs that appear to be part of a link farm designed to improve search engine ranking, likely as a lure for phishing. The ML classifier strongly indicates maliciousness, and the overall structure suggests an attempt to drive users to malicious sites.
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=layers+of+the+earth+worksheet%2523+2+answers In PDF document text
- http://files.drstephanisko.com/uploads/1/3/1/4/131437987/89886f.pdfIn PDF document text
- http://files.angelamedinagarcia.com/uploads/1/3/1/3/131398479/jasoti.pdfIn PDF document text
- http://files.nvhstheatre.com/uploads/1/3/0/7/130740213/9982865.pdfIn PDF document text
- http://lisilemij.stjohntheevangelistcarrollton.com/uploads/1/3/0/7/130739922/7503164.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/1/0431/7259/3821/files/jquery_auto_submit_form_on_select_change.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9728/3992/files/alphabet_handwriting_practice_worksheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0459/6747/4855/files/77230510216.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5627/5362/files/tovasefimovon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7941/6473/files/rise_origa_lyrics.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0462/0366/6582/files/avg_tuneup_unlimited.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0465/5785/5894/files/microsoft_toolkit_to_activate_office_2013.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9511/3374/files/gakamefezowubarujezave.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9050/0001/files/evidence_chain_of_custody.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8097/4490/files/sovigokawavebeda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0586/9208/files/51687812853.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3550/9415/files/24230477727.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/2566/5945/files/drz400_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2583/3882/files/ropegawuna.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0165/1105/files/thani_oruvan_hd_movies.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_off000062fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62FD | 5024 bytes |
SHA-256: e6e76478f89b6ad7e195ee98cb002cd0a92e11d8fbbb005e71a230268b3dda98 |
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font_01_sfnt_off0000742c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x742C | 10132 bytes |
SHA-256: 4c9273aaa3700cf3bd866ae5d410a4a91e39e39fc254c0ad20f33cf62a079375 |
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