MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF document contains a large number of embedded links, many of which point to external PDF files hosted on Shopify. One critical heuristic identified a link to a known malicious redirector infrastructure at "https://ttraff.cc/pify?keyword=debate+rules+for+college+students+pdf". This suggests the document is part of a link farm or phishing campaign designed to redirect users to malicious sites. No scripts were extracted from this sample.
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.cc/pify?keyword=debate+rules+for+college+students+pdf In PDF document text
- http://tegupek.barefoottofino.com/uploads/1/3/2/8/132814930/4492642.pdfIn PDF document text
- http://files.harborlandscape.net/uploads/1/3/1/4/131411688/lapitume.pdfIn PDF document text
- http://files.clairemcgrathfitness.com/uploads/1/3/0/7/130739974/muxemeba-muwif-jutatavafudoz-rered.pdfIn PDF document text
- http://rarul.dogsbestfriendcr.com/uploads/1/3/0/7/130739704/babivajiritorob-fegamagivo.pdfIn PDF document text
- http://files.funginator.us/uploads/1/3/1/4/131453896/sajepewevezonevi.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/1/0428/2518/7491/files/nujesogojigezuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2174/3781/files/nozabenakolobujemomeri.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8706/9348/files/xefor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0185/6679/files/18709011929.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8526/7097/files/15859650085.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5093/3156/files/cetosis_en_vacas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8844/5604/files/vuleju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4509/3533/files/78666546772.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7315/8821/files/77512155024.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3504/1685/files/cateterismo_venoso_central_y_periferico.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6137/1290/files/68753462570.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2823/1830/files/antimicrobial_susceptibility_testing_protocols_richard_schwalbe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2223/8374/files/lasifalapikepunetelaxakug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0532/0088/files/govajijolexujid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7992/4902/files/26603267462.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_off00009993.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9993 | 5464 bytes |
SHA-256: e70bd78b2c59eda48f4b3d95128d7be456eb6a0ef41792081da4b404024b7599 |
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font_01_sfnt_off0000ac30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC30 | 10652 bytes |
SHA-256: e6f894ffd05e889630e88d409900523859129501bbbd5ce81955c66f63cee71a |
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