MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with a primary malicious redirector URL pointing to 'https://ttraff.ru/pify?keyword=scott+gilbert+developmental+biology+10th+edition+pdf'. This indicates a likely phishing or malware distribution attempt. The ML classifier strongly supports the malicious verdict.
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.ru/pify?keyword=scott+gilbert+developmental+biology+10th+edition+pdf
- http://files.ampgrp.org/uploads/1/3/1/6/131636586/8a69030487f.pdf
- http://files.oswegoeasthighschoolbands.com/uploads/1/3/1/4/131438418/6551688.pdf
- http://files.andrewdeckergamedev.com/uploads/1/3/2/3/132303181/xesenavekobafer-koleke-kewukilokete.pdf
- http://files.tromakenerji.com/uploads/1/3/1/4/131437443/691c860e088.pdf
- https://cdn.shopify.com/s/files/1/0436/9373/6089/files/43867958708.pdf
- https://cdn.shopify.com/s/files/1/0437/1510/0826/files/65448787666.pdf
- https://cdn.shopify.com/s/files/1/0439/2671/6584/files/84011873204.pdf
- https://cdn.shopify.com/s/files/1/0437/1028/3931/files/9742520845.pdf
- https://cdn.shopify.com/s/files/1/0433/4590/3774/files/zefibilabitituw.pdf
- https://cdn.shopify.com/s/files/1/0431/9451/5614/files/sisetalenifoxagajo.pdf
- https://cdn.shopify.com/s/files/1/0434/4571/5109/files/rapivoz.pdf
- https://cdn.shopify.com/s/files/1/0436/0096/9896/files/gixavaxutezasumalipitot.pdf
- https://cdn.shopify.com/s/files/1/0429/8627/4967/files/zapenajulebakafa.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32878299647.pdf
- https://cdn.shopify.com/s/files/1/0432/3193/6674/files/56641149007.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_off00006ed0.bin1282ea7860c0bb07539e803f09a992ac7c392aa27be44d51c78800fc7042ef0d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6ED0 | 5988 bytes |
font_01_sfnt_off0000831e.bin244a38666568a7fe9a806a40d2f4f7f3efbfc580eb500be2ce40d0943ee7d0c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x831E | 9944 bytes |
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