MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple embedded links, including one pointing to a known malicious redirector at `https://ttraff.com/pify?keyword=python+graphical+user+interface+tutorial+pdf`. The document body, though heavily obfuscated, also contains this URL and numerous other links to PDF files, suggesting a link farm or SEO poisoning tactic. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent.
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=python+graphical+user+interface+tutorial+pdf In PDF document text
- http://files.saddlepeakproperties.com/uploads/1/3/0/8/130874521/0b83b111f8ae4a.pdfIn PDF document text
- http://files.healingartsofthesouth.com/uploads/1/3/1/4/131483002/4836768.pdfIn PDF document text
- http://jugalazi.nasiiclothingstore.com/uploads/1/3/1/6/131637016/6414532.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/1/0438/4600/8982/files/java_arraylist_initialize.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/4377/7694/files/carmina_burana_partitura.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8000/6294/files/56327563634.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4777/8469/files/pugatad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4077/6093/files/73004230038.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7076/6750/files/56119941878.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4028/5607/files/nafuzokezewewajovazuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8164/4697/files/sim_2_double_deluxe_code.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3061/8011/files/21245686284.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4642/8062/files/greenhouse_gases_sources.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8350/5562/files/80038681865.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1557/7504/files/68045697720.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6038/8252/files/lazidefajaxunivotevuwuret.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_off00005b0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B0E | 5404 bytes |
SHA-256: c65234cffdb50746ef40b7ac0123496c62eead45ce4ad8764a578291a17f41e1 |
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font_01_sfnt_off00006d65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D65 | 9856 bytes |
SHA-256: 4d79920379806834ec7e1feb2ef03d778ac1eb4194299d95bf334b75c43cfb54 |
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font_02_sfnt_off00008f26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F26 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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