MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a high number of embedded links, many pointing to a link farm hosted on Shopify, and one critical link to a known malicious redirector. The document body, though partially corrupted, contains text related to 'comparison between android and ios pdf' and the malicious redirector URL, suggesting a lure to a malicious site. The ML classifier strongly indicated maliciousness.
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=comparison+between+android+and+ios+pdf
- http://zefaf.fsrental.com/uploads/1/3/1/6/131637254/galokok-felime-tikojojakuf-refed.pdf
- http://files.hindidox.com/uploads/1/3/1/0/131070911/7667a.pdf
- http://files.teensfirst.org/uploads/1/3/0/7/130739789/8421338.pdf
- https://cdn.shopify.com/s/files/1/0432/6840/7464/files/79687397812.pdf
- https://cdn.shopify.com/s/files/1/0434/5744/6038/files/70293521796.pdf
- https://cdn.shopify.com/s/files/1/0433/9780/8285/files/bhagavad_gita_in_telugu_with_meaning_free_download.pdf
- https://cdn.shopify.com/s/files/1/0431/9277/8916/files/14393._0._161119-_1705._rs1_refresh_server_eval_x64fre_en-_us.pdf
- https://cdn.shopify.com/s/files/1/0434/8978/8069/files/dajarupixeladomo.pdf
- https://cdn.shopify.com/s/files/1/0433/5216/2462/files/agentur_fr_arbeit_antrag_arbeitslosengeld_1.pdf
- https://cdn.shopify.com/s/files/1/0433/2778/3080/files/91087414189.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/31492874922.pdf
- https://cdn.shopify.com/s/files/1/0437/2440/6933/files/expos_sur_le_scepticisme.pdf
- https://cdn.shopify.com/s/files/1/0440/2679/0053/files/cambridge_igcse_geography_workbook_answers.pdf
- https://cdn.shopify.com/s/files/1/0435/5178/5109/files/43041329298.pdf
- https://cdn.shopify.com/s/files/1/0428/8679/1334/files/uss_nimitz_arma_3.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_off0000655e.binc912bccedce07e556230c45b9921395b0e08abf5497dda2a79f5b74f76479f03 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x655E | 5292 bytes |
font_01_sfnt_off0000774a.bin6a4d02f68104aa14f3034027cb1d402327cd8969b09de747e1203a26864a8787 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x774A | 10616 bytes |
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