MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1204.001 Malicious Link
T1566.002 Spearphishing Link
The PDF contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com, and one critical link redirects to a known malicious domain. The document body and heuristics indicate a social engineering lure to install a browser extension or update, which is a common method for credential theft or malware installation. The primary malicious URL identified is https://ttraff.cc/pify?keyword=lit+answers+solutions.
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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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=lit+answers+solutions In PDF document text
- http://files.teenstutorteens.com/uploads/1/3/1/4/131453194/gefalolajo_zifejapifem_femijof_texoxapa.pdfIn PDF document text
- http://files.ariel4you.com/uploads/1/3/1/4/131453109/megafid-zuzabijakakozu.pdfIn PDF document text
- http://files.flexgridtech.com/uploads/1/3/1/0/131070009/rupoxamofafuruka.pdfIn PDF document text
- http://files.winwithwill.com/uploads/1/3/0/7/130776726/kenumodofedatorob.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/1/0433/0687/7080/files/taselalodomojobuda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/2126/0184/files/33672395763.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wesuwalaloluxafim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/8799/0688/files/35089103134.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1140/0102/files/dupowez.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/12498781089.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3640/2079/files/69061081851.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4379/0760/files/fenner_make_pin_bush_coupling_catalogue.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4166/0826/files/brigandine_grand_edition_character_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9255/7467/files/zewanobalimalibamat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8486/3893/files/16681398447.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3518/1724/files/18649145756.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6666/1800/files/xipedajikidavowoxalof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8138/4604/files/29030170200.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_off00005c41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C41 | 4712 bytes |
SHA-256: 11906563cd96f743eca7da72251ebe113d6708e71fe24150fde77c5bb1c6426e |
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font_01_sfnt_off00006c61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C61 | 9976 bytes |
SHA-256: d4bd6d99e95090ac29b908c74a3ca0b71d0425d376039256d626f56686977046 |
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