MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to a redirector service (ttraff.cc), suggesting a link farm or SEO poisoning tactic to lure victims. The document body, though obfuscated, contains the same redirector URL and benign-looking PDF titles, indicating a phishing or scam attempt. The ML classifier strongly flagged this PDF as malicious, and heuristics indicate it's a redirector and potentially uses an enable-lure.
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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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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Macro/content-enable lure medium SE_ENABLE_LUREDocument instructs the user to enable macros or editing — a common technique used by malware droppers to bypass Office macro security settings
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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.cc/pify?keyword=agonist+and+antagonist+drugs+pdf In PDF document text
- http://files.ethanhamby.com/uploads/1/3/1/0/131070604/e400607bf54e4f.pdfIn PDF document text
- http://gitelijep.faithtabernaclefellowship.org/uploads/1/3/1/0/131071164/siwitebolupew.pdfIn PDF document text
- http://files.flimatranslations.com/uploads/1/3/1/6/131606262/9864b75a2ec.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/1/0439/4231/4152/files/botany_notes_for_bsc_2nd_year.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1745/3211/files/aprender_a_tocar_guitarra_muy_completo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9409/8598/files/79017894071.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6137/1290/files/86837888.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2222/9397/files/91114171552.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5548/9948/files/50942809315.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3471/4017/files/borchert_encyclopedia_of_philosophy.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3602/4737/files/google_sheets_alphabetize.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8482/3205/files/55885725484.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7306/1532/files/babiwivuvax.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0575/2997/files/normes_aaoifi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4769/0145/files/tezovuzakotefi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/4608/8349/files/slow_steam_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3151/8622/files/39444645607.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_off0000793b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x793B | 5164 bytes |
SHA-256: 13f764c6440ff783787bb61e6f8db4f6722f248db082299c097f07b8523bd797 |
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font_01_sfnt_off00008ade.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8ADE | 12844 bytes |
SHA-256: d11518d1e3a4ee7999553ffe80da702691b3f600bd8e51c16dcba83511683658 |
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