MALICIOUS
202
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. The document body also contains this URL, along with numerous other links to PDF files hosted on Shopify and other domains, suggesting a link farm designed to obscure the malicious destination. A low-signal heuristic for a download button lure further supports the deceptive nature of the document. The primary malicious IOC is the redirector URL.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=list+of+synonyms+and+antonyms+pdf+download In PDF document text
- http://files.avastrategy.com/uploads/1/3/2/7/132741110/zaxuxanajikitalezebe.pdfIn PDF document text
- http://files.debbieturnercounseling.com/uploads/1/3/2/6/132695629/6805287.pdfIn PDF document text
- http://files.theunlimiteddreamer.com/uploads/1/3/1/4/131438471/nitusuduke_powivedevo_juberuj.pdfIn PDF document text
- http://files.paramountrec.com/uploads/1/3/0/7/130775827/wanuvawofi.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/1/0433/0238/7867/files/41307633175.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8145/0147/files/preparing_for_marriage.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8706/7291/files/gavitufimatilowejilunano.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/19463184481.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/8968/6681/files/mcdougal_littell_american_literature_grade_11.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8385/8073/files/readypay_online_registration.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0563/9836/files/cancionero_catlico.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/3294478915.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0364/9954/files/xufodojiw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29025511016.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2750/4024/files/97121771884.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9110/7752/files/panejomerudemonakukojil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9610/4348/files/97207853462.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6859/6123/files/99044497401.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_off0000aa5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAA5E | 5224 bytes |
SHA-256: 09ad307a94b05dd37c201f5e31d498e7d92881d3ac1e2d3514af907cfb669ccd |
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font_01_sfnt_off0000bc29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC29 | 10212 bytes |
SHA-256: 9406e2cc93791af603a57766cd2d25e508eb7bd160f728e9b95f795c80d8f1bd |
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font_02_sfnt_off0000df1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF1D | 8828 bytes |
SHA-256: b640af66e7284de6a830af9ba57da2a4f03ece048770df61bee8fb9fc288c3ea |
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