MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text suggesting a lure related to 'family and friends 5 workbook answer key pdf'. The presence of a malicious redirector and a large number of external links points towards a phishing or SEO-based malicious link distribution scheme.
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=family+and+friends+5+workbook+answer+key+pdf
- http://files.thefordhambleat.com/uploads/1/3/1/3/131380756/sujudiriz.pdf
- http://files.necfgsd.com/uploads/1/3/2/7/132710671/735fe631596792c.pdf
- http://pinav.graniteexpomn.com/uploads/1/3/1/4/131482975/kinidut.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/6667/0745/files/27132963657.pdf
- https://cdn.shopify.com/s/files/1/0439/2691/3179/files/beginners_python_cheat_sheet.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/rojifibopi.pdf
- https://cdn.shopify.com/s/files/1/0431/9058/3458/files/87032034236.pdf
- https://cdn.shopify.com/s/files/1/0429/2732/5343/files/18105564263.pdf
- https://cdn.shopify.com/s/files/1/0432/7332/2664/files/hyena_word_generator.pdf
- https://cdn.shopify.com/s/files/1/0437/7346/0641/files/68929083624.pdf
- https://cdn.shopify.com/s/files/1/0444/2229/9815/files/bncc_ensino_fundamental_mec.pdf
- https://cdn.shopify.com/s/files/1/0429/4397/1484/files/pibokopevipeso.pdf
- https://cdn.shopify.com/s/files/1/0435/7750/7999/files/que_es_isquemia_cerebral.pdf
- https://cdn.shopify.com/s/files/1/0431/7508/4193/files/nelalexelugodozobimiwujin.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000adfa.bin2e11064cb1a72d864847ec795c579b079bfa0883a242706b14c91d5cab1e1e0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADFA | 5664 bytes |
font_01_sfnt_off0000c142.bin3851ccff21e910c1537362d6ba53e0bb5c0cf5663f602747f0c73509de1d8426 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC142 | 10520 bytes |
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