MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to a redirector service (ttraff.ru) identified as malicious. The document body and embedded links suggest a phishing or scam attempt, likely using the 'free download' lure to direct users to malicious sites. The ML classifier strongly indicated maliciousness, supporting the identified attack pattern.
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.ru/pify?keyword=alvida+alvida+mahe+ramzan+audio In PDF document text
- http://files.narrowescapear.com/uploads/1/3/1/4/131453896/xivudigawi.pdfIn PDF document text
- http://files.havenartistry.com/uploads/1/3/1/8/131871852/af9914e003e.pdfIn PDF document text
- http://luxipe.beautyandbreakdowns.com/uploads/1/3/1/6/131636655/nukari.pdfIn PDF document text
- http://files.cpsa212-arizona.org/uploads/1/3/2/8/132815882/vogefesojejer.pdfIn PDF document text
- http://xeleke.sailabilitybatemansbay.com/uploads/1/3/2/6/132696067/e3894.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2936/4889/files/aviones_militares_espaoles.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2402/2690/files/jipujiferiw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8640/5022/files/mujiz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5015/3622/files/darksiders_warmastered_edition_achievement_guide_and_roadmap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0472/3349/files/larson_algebra_2_workbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9338/5633/files/91650340479.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9827/3944/files/azhagendra_sollukku_muruga_tamil_song.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6737/4758/files/wekava.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/4605/5586/files/flowchart_questions_with_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2518/7491/files/british_english_phonemic_chart.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9523/6513/files/canon_eos_30d_software_windows_7.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5758/6071/files/37701686238.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_off00006904.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6904 | 4988 bytes |
SHA-256: 04b7d07f78d98503a2e26799abb5e98e46aee6487b6602adc11b9277e56f74ca |
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font_01_sfnt_off000079d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79D6 | 13888 bytes |
SHA-256: d1ad1eba0915f7a0dee81ffe27204ca2cade92100d3f53bdb01bb6fbe00fc186 |
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font_02_sfnt_off0000a5b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA5B1 | 3676 bytes |
SHA-256: a2fcc5e0d7614d2fd0b0dae7ceb6e1627d8508c282b7a3e88e35fd6a897a25b6 |
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