MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to ttraff.com. It also exhibits a PDF link farm heuristic, indicating a large number of external links, with the primary one leading to a Shopify domain. The ML classifier strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains metadata suggesting it was generated by wkhtmltopdf and includes a keyword related to a book title, likely a lure.
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=encyclopaedia+of+islam+first+edition+pdf In PDF document text
- http://files.platypusandbean.com/uploads/1/3/1/1/131164399/nozes_sizezukez_xixevalu.pdfIn PDF document text
- http://files.billeadsbooks.com/uploads/1/3/2/6/132695636/merefagamupuwaj.pdfIn PDF document text
- http://files.mansurdance.com/uploads/1/3/0/7/130775888/7896543.pdfIn PDF document text
- http://files.hopkintonhistory.org/uploads/1/3/0/8/130873945/zirab-ketivato.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/1/0428/9835/8432/files/16175378270.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sarozasupevukofapunaxovu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0875/3827/files/sokileb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vunumegosuvuvorewufo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kekiwimuzavenomudajelibo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7372/4825/files/tolitoloxezibikureretoloz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/lozafawofife.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7258/5888/files/piwesizitatejiroto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4276/5976/files/61120730620.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6871/0309/files/42523647598.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8462/8633/files/5457012243.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn 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 |
|---|---|---|---|
stream_007_off0000baa0.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xBAA0 | 25284 bytes |
SHA-256: d4e9f7682b1560a07251d53658b56e8a3a93862fc92e5ebb818f190462f323e4 |
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font_00_sfnt_off000084f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x84F9 | 5148 bytes |
SHA-256: a1a7df8bb3896cd6d27bd56ec00e5f4f2538764a4ce51629e63241ec6c4dec51 |
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font_01_sfnt_off00009662.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9662 | 11136 bytes |
SHA-256: 80d8c9337752b099d194500c1e958272dbc3717461734e5ea7de198bee276a09 |
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