MALICIOUS
214
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 Shopify domains, but one critical link to 'ttraff.cc' is flagged as a malicious redirector. The document body, though heavily obfuscated, contains text related to a 'cosmetology test study guide' and the malicious URL, suggesting a lure for a phishing or scam campaign. The presence of numerous external PDF links also indicates a potential SEO poisoning or link farm tactic.
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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
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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=illinois+cosmetology+test+study+guide In PDF document text
- http://files.shortgoclothing.com/uploads/1/3/1/4/131407901/getovux.pdfIn PDF document text
- http://files.eileenchai.studio/uploads/1/3/1/3/131380771/290363.pdfIn PDF document text
- http://kixap.lunalili.com/uploads/1/3/1/3/131398125/guxupuvomoliw.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/1/0429/4259/5239/files/65220526564.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8343/2096/files/patekit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/669297692.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0223/2983/files/7280302470.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0998/2107/files/12181367079.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6377/9221/files/arteritis_de_la_temporal_tratamiento.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8797/8913/files/43742445894.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6422/2101/files/tilat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4500/3169/files/64832627776.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2399/6840/files/74399432459.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/4271/3249/files/nursing_interview_questions_answers_and_tips.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7708/2019/files/43794473818.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_off00006d0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D0B | 4992 bytes |
SHA-256: 1e05b00b8b0ec4cb393799bbff104fa26f7ff7abf9144f98926b49161ef115ce |
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font_01_sfnt_off00007df4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DF4 | 10704 bytes |
SHA-256: 0de19cd3ca30633e20ad0374fc6da833f3ce68c0c0ad0f6f66e7a58e1031b435 |
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