MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm designed to redirect users to malicious infrastructure, specifically identified by the URL https://ttraff.com/pify?keyword=vocabulary+activities+pdf+intermediate. The document body, though heavily obfuscated, contains references to this URL and other Shopify-hosted PDFs, suggesting a lure to disguise the malicious redirector. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is part of a phishing or social engineering campaign.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=vocabulary+activities+pdf+intermediate
- http://files.madisonandwhite.com/uploads/1/3/0/8/130813804/tedulinasipibesakaz.pdf
- http://files.thevoiceofhaltom.org/uploads/1/3/1/6/131606487/pexemulati-xalik.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vofelowuloluvazoriwonub.pdf
- https://cdn.shopify.com/s/files/1/0434/6288/5541/files/82663377693.pdf
- https://cdn.shopify.com/s/files/1/0437/5229/2513/files/988127490.pdf
- https://cdn.shopify.com/s/files/1/0430/4843/5861/files/arbeitsbescheinigung_jobcenter.pdf
- https://cdn.shopify.com/s/files/1/0433/6576/1176/files/biform_sante_luxembourg.pdf
- https://cdn.shopify.com/s/files/1/0432/4887/7736/files/gajavofavovusesigivirud.pdf
- https://cdn.shopify.com/s/files/1/0440/7014/2117/files/14922057664.pdf
- https://cdn.shopify.com/s/files/1/0436/2734/8121/files/fekapuvanubewifopital.pdf
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/jamefazemugolofimerik.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000067e8.bin471db505f48375ce279c757ab011a23b7b7dfa07fb198bfdd0757501e18a49df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67E8 | 5568 bytes |
font_01_sfnt_off00007ab6.bin7657f2952390882ad0e86dc8290ba3bf0a5c577153d47a45b2a856bd09730fb0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AB6 | 9996 bytes |
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