MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to mimic search results for educational materials, with the primary link redirecting to malicious infrastructure. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms the presence of a link to known malicious redirector infrastructure, specifically 'https://ttraff.cc/pify?keyword=barron+s+earth+science+regents+book+pdf'. This indicates a phishing or social engineering attempt to trick users into visiting a harmful site. No scripts were extracted from this sample.
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.cc/pify?keyword=barron+s+earth+science+regents+book+pdf
- http://files.fernleyrepublicanwomen.com/uploads/1/3/1/6/131637163/guzefozibaxinig_wopanakuda_wuxanorolipiro_fomobafikaw.pdf
- http://files.hawaiioceanambassadors.com/uploads/1/3/1/4/131454270/bc36a953a9.pdf
- http://files.fairytalefit.com/uploads/1/3/2/6/132696465/finudeg.pdf
- http://files.midlandsmortgages.co.uk/uploads/1/3/1/4/131483685/fakuraded_fiwepobikak.pdf
- http://files.luismojica.com/uploads/1/3/1/6/131636907/7781662.pdf
- https://cdn.shopify.com/s/files/1/0432/1371/7662/files/41570153030.pdf
- https://cdn.shopify.com/s/files/1/0432/5100/7638/files/29169454532.pdf
- https://cdn.shopify.com/s/files/1/0432/5369/4626/files/apostila_balistica_forense.pdf
- https://cdn.shopify.com/s/files/1/0431/7921/2959/files/27080338495.pdf
- https://cdn.shopify.com/s/files/1/0431/4329/9234/files/91476182771.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tiwimuz.pdf
- https://cdn.shopify.com/s/files/1/0432/0336/2973/files/2246104875.pdf
- https://cdn.shopify.com/s/files/1/0434/3624/5142/files/bodyline_autopsy.pdf
- https://cdn.shopify.com/s/files/1/0448/7122/1410/files/centrales_electricas_del_peru.pdf
- https://cdn.shopify.com/s/files/1/0434/0878/5562/files/45325155838.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_off00004eb0.bindb5dcbb5fe08099a5011e345aa6a4d7860c15d8468bced4bb20ac7f88cffcc6f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4EB0 | 5636 bytes |
font_01_sfnt_off000061d3.binf899a1e8af1e3565138b5ef45ac01f7691f06f0140fda372641308c6ed9580a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61D3 | 10264 bytes |
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