MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high number of embedded links, many pointing to domains associated with link farms and redirectors. The primary malicious URL identified is https://ttraff.com/pify?keyword=tinkle+origins+pdf, which is flagged as a malicious redirector. The document body, though heavily obfuscated, contains this URL and other PDF links, suggesting a lure to external content. No scripts were extracted, and the PDF structure itself is the primary vector for the attack.
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=tinkle+origins+pdf In PDF document text
- http://sarovofod.gracedruggeart.com/uploads/1/3/0/7/130776485/e7402.pdfIn PDF document text
- http://files.maithainc.com/uploads/1/3/1/3/131379034/dawakoxun-datotalukozatov-tufogote-bibilaraneva.pdfIn PDF document text
- http://files.beblessedwellness.com/uploads/1/3/1/3/131398555/8bd5c.pdfIn PDF document text
- http://files.kate-allison.com/uploads/1/3/0/7/130776267/gibegilo.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/1/0430/3713/0914/files/kowar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5546/4104/files/topojson_command_line.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0443/6181/0076/files/calculus_for_iit_jee_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3407/4523/files/sejigo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2459/6642/files/41175347537.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6953/7432/files/62209140777.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8365/2506/files/zonodanezuzosip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8062/1984/files/7606055009.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2213/9041/files/femexuvukusujo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4764/8412/files/23293759795.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0108/5082/files/vigogilazetupigogolamarox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7287/8747/files/pexagigapo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5933/9679/files/nivutenerijejurije.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_off000048c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x48C3 | 5012 bytes |
SHA-256: 47feda80fb6ba9843e98a7e5aace967c7b396a1eef5906e8de5bc3d8468e2c07 |
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font_01_sfnt_off000059e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59E9 | 2984 bytes |
SHA-256: 668b4cdef04fa4f9b22c0ccad91c70e6f3cfe98cac2c78ebfd7d9671e72bdf46 |
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font_02_sfnt_off000065e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65E5 | 9864 bytes |
SHA-256: 00e54bc1d693e69b4ec8f262da56a15d9105353dde5145c8103ec6d43601002e |
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