MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which are part of a link farm designed to manipulate search engine results. The primary malicious URL, 'https://ttraff.cc/pify?keyword=dividing+rational+numbers+worksheet+pdf', is identified as a known malicious redirector. This suggests the document's purpose is to drive traffic to malicious infrastructure, likely for further exploitation or phishing.
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=dividing+rational+numbers+worksheet+pdf
- http://files.rosshimliephoto.com/uploads/1/3/1/8/131856161/2094607.pdf
- http://files.wileychemistry.com/uploads/1/3/1/4/131407102/mudav_taxogezesax_mavebimukup.pdf
- http://vikikop.elsolpto.com/uploads/1/3/1/8/131871478/24060363.pdf
- http://files.balmybreezetrainingcenter.com/uploads/1/3/1/3/131383864/tosadinawuzidifod.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/5244/9444/files/zogoxusoduv.pdf
- https://cdn.shopify.com/s/files/1/0429/0723/8567/files/comprehensive_effects_of_globalization.pdf
- https://cdn.shopify.com/s/files/1/0429/1415/2607/files/43381715455.pdf
- https://cdn.shopify.com/s/files/1/0434/2058/2050/files/famegobavojerimuni.pdf
- https://cdn.shopify.com/s/files/1/0428/7194/7423/files/26271413557.pdf
- https://cdn.shopify.com/s/files/1/0430/0665/6666/files/2017_honda_civic_service_manual.pdf
- https://cdn.shopify.com/s/files/1/0429/5196/6873/files/88029592247.pdf
- https://cdn.shopify.com/s/files/1/0429/9377/8837/files/gedumarutidi.pdf
- https://cdn.shopify.com/s/files/1/0435/9412/1379/files/57588764029.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/41448402009.pdf
- https://cdn.shopify.com/s/files/1/0437/0736/7592/files/54740446177.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_off00006056.binb76692eb27c964ba037888110f6835022936e72774ca21778a8f9eda1745a574 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6056 | 5812 bytes |
font_01_sfnt_off0000740c.bin0c1cde3f87302f5d9e13f08a44de28ed920b2beca1b683d906ed447402ecd797 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x740C | 10132 bytes |
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