MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body also contains this URL, suggesting a lure to trick users into clicking it. The presence of numerous other PDF links, many hosted on Shopify, indicates a link farm designed to improve search engine ranking for malicious content. The ML classifier strongly supports the malicious verdict.
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=illustrator+pdf+smaller+file+size In PDF document text
- http://files.cvchsboosters.com/uploads/1/3/1/8/131856353/xisasozudenani.pdfIn PDF document text
- http://files.boldcitydesignsjax.net/uploads/1/3/2/6/132695574/lugokab.pdfIn PDF document text
- http://files.realjoana.com/uploads/1/3/1/3/131380339/ebb3278f4bf6ea4.pdfIn PDF document text
- http://files.howardssilverlabs.com/uploads/1/3/2/7/132740620/wedugeve.pdfIn PDF document text
- http://files.learning-detours.com/uploads/1/3/1/4/131406222/bixefalimak.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/1/0433/7496/8986/files/acid_base_buffer_system.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5915/1009/files/mishkin_macroeconomics_2nd_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2944/5273/files/couper_un_en_plusieurs_mac.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2564/5211/files/rijunuge.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9513/7187/files/alliant_powder_data.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2041/9226/files/zufolopel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3967/7861/files/44524782283.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1013/0073/files/dulokanizobakubesipizobu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7967/0689/files/51815646109.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9078/9027/files/thandi_alangaram_in_tamil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4464/2715/files/47804540714.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4648/5672/files/zurit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3340/2266/files/jemoruwin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4530/6011/files/ssa-_1724-_f4.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_off000062b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62B2 | 5172 bytes |
SHA-256: a96c42f72026d6155c2c49deed0e3cb8952d9c7861a9f7c1a0000423ea846382 |
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font_01_sfnt_off0000743b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x743B | 10036 bytes |
SHA-256: 4d3eac182662a8686643c3043e215f6d156cd40640742c64440817169febc056 |
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