MALICIOUS
242
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.cc'. Additionally, it exhibits a high-signal heuristic for a payment redirection lure, suggesting a business-email-compromise pattern. The document body, though heavily obfuscated, contains the same redirector URL. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to improve search engine ranking for malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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Payment redirection / bank-detail change lure high SE_PAYMENT_REDIRECT_LUREDocument describes new or changed bank, wire, ACH, IBAN, SWIFT, or routing instructions — a high-value business-email-compromise pattern
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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.cc/pify?keyword=segment+routing+part+ii+pdf+download In PDF document text
- http://files.tomfoolerytoys.com/uploads/1/3/1/4/131438177/lelakuxepude-dipuderova-pezita-pedadiw.pdfIn PDF document text
- http://files.athospress.com/uploads/1/3/1/1/131164424/zojevutofe.pdfIn PDF document text
- http://zavap.ironmountainarts.org/uploads/1/3/1/4/131406082/6116609.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/1/0430/7596/0985/files/jutemodulivekadatobepisal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7833/6165/files/bench_work_hand_tools.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1616/7328/files/rizat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9838/3260/files/relilasokivamizorosub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6773/4171/files/husqvarna_drt900h_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9085/3531/files/vatiwanofoguxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/33215682535.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9634/2695/files/46972283885.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4420/8797/files/48122833497.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5002/2550/files/65199621755.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5181/8918/files/discrete_dynamical_systems.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_off00007b3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B3A | 5376 bytes |
SHA-256: 764dd3ccff5bc90a1eb961f61b2ff9fc1886070bb66e94198129efccdb873e5e |
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font_01_sfnt_off00008d81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D81 | 10236 bytes |
SHA-256: 6428d86220a1d60115532e78883f6d8f230fad1612e15d7fe3c8b3fec4c7c87c |
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