MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector infrastructure, suggesting an attempt to lead the user to a malicious site. It also exhibits characteristics of a link farm, with numerous embedded links to other PDFs, likely for SEO manipulation or to obscure the malicious destination. The ML classifier strongly flagged this PDF as malicious.
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=isomerism+in+carbohydrates+pdf
- http://files.lotuslifecoachingservices.com/uploads/1/3/1/6/131637570/7273168.pdf
- http://gukivawuk.sbarcperformancehorses.com/uploads/1/3/1/4/131453046/c7c4c2351.pdf
- http://fajoluzub.daphnematthewswriter.com/uploads/1/3/1/4/131438464/puzavi.pdf
- http://files.tnpost289.com/uploads/1/3/1/4/131453855/gumidigotipase-giwogagigas-zagejixuwudawof.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/8181/7495/files/takomigawepolilitafapo.pdf
- https://cdn.shopify.com/s/files/1/0431/4729/6922/files/duwafoxifodon.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/62894204366.pdf
- https://cdn.shopify.com/s/files/1/0431/0522/2813/files/yogurt_griego_alpina_informacion_nutricional.pdf
- https://cdn.shopify.com/s/files/1/0433/0933/4683/files/27096246803.pdf
- https://cdn.shopify.com/s/files/1/0430/6986/6133/files/hess_s_law_extra_worksheet_answers.pdf
- https://cdn.shopify.com/s/files/1/0433/4940/9950/files/tometumavidesevawavisa.pdf
- https://cdn.shopify.com/s/files/1/0440/5339/7654/files/gosojori.pdf
- https://cdn.shopify.com/s/files/1/0427/4287/4278/files/xojetatajo.pdf
- https://cdn.shopify.com/s/files/1/0430/9526/1348/files/dodojemavolovu.pdf
- https://cdn.shopify.com/s/files/1/0434/3916/1500/files/worejedigujebi.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_off00008e93.bin0f135db7a0527333da098707b58572a682f0145a0bd1f9173ecbcdf3634dc260 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E93 | 5540 bytes |
font_01_sfnt_off0000a135.binc52f95a2eee6e870071943b5359e69b3867b2487cbe1b592db748438d77b6564 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA135 | 10160 bytes |
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