MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains numerous links, including one pointing to a known malicious redirector at 'https://ttraff.com/pify?keyword=biology+matters+textbook+pdf+free'. The document body also contains a large number of embedded URLs, many of which point to Shopify-hosted PDFs, suggesting a link farm or SEO manipulation tactic. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent.
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.com/pify?keyword=biology+matters+textbook+pdf+free
- http://files.reallywildadventures.co.uk/uploads/1/3/0/7/130739686/begigef_rijajipa_lusuka_xadenew.pdf
- http://topowov.netdevz.com/uploads/1/3/1/4/131438428/0b3ae0f.pdf
- http://files.teambirths.com/uploads/1/3/1/3/131380728/rudabevugeloji-vivozemojim-gefowu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/8546/3713/files/xiwufepivedid.pdf
- https://cdn.shopify.com/s/files/1/0429/1733/1100/files/duganoxedim.pdf
- https://cdn.shopify.com/s/files/1/0435/1570/7551/files/q13_news_anchors.pdf
- https://cdn.shopify.com/s/files/1/0432/0624/6557/files/98080262094.pdf
- https://cdn.shopify.com/s/files/1/0431/9356/5342/files/vowoxibedofox.pdf
- https://cdn.shopify.com/s/files/1/0433/0936/7461/files/joliset.pdf
- https://cdn.shopify.com/s/files/1/0434/4587/8950/files/22176186908.pdf
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/76107107996.pdf
- https://cdn.shopify.com/s/files/1/0428/0070/9791/files/71358765696.pdf
- https://cdn.shopify.com/s/files/1/0427/9438/5575/files/gta_v_cheats_ps3.pdf
- https://cdn.shopify.com/s/files/1/0432/0732/7904/files/volvo_240_repair_manual.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_off000055f2.binf0e0cab9368ba91bc68d2dd659021a5f8e34c3f907bbc86b566c199f8fabebf6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55F2 | 5784 bytes |
font_01_sfnt_off00006994.bin04c4cfd0ff419c454b649eccb947934bccbadaa33e98f30e352e8a6a83499dd4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6994 | 10104 bytes |
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