MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains a link farm and a redirector to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK and PDF_SEO_LINK_FARM heuristics. The embedded URL, https://ttraff.com/pify?keyword=gastrostomy+care+pdf, is a primary indicator of malicious intent. The document body, though obfuscated, contains text related to "gastrostomy care" and the wkhtmltopdf tool, suggesting a lure to disguise the malicious link. The ML classifier also 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=gastrostomy+care+pdf
- http://files.kincoastphysio.com/uploads/1/3/1/3/131383251/maxirorij-wugulo.pdf
- http://files.forex-social-trading.eu/uploads/1/3/2/8/132814990/gixopipuku.pdf
- http://files.henryssports.com/uploads/1/3/0/7/130739268/2760994.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/9926/8003/files/56182998417.pdf
- https://cdn.shopify.com/s/files/1/0431/4133/3147/files/nidobokiranarajuzoz.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/46496449222.pdf
- https://cdn.shopify.com/s/files/1/0430/8749/5321/files/gelule.pdf
- https://cdn.shopify.com/s/files/1/0428/5346/6271/files/xupesemeralu.pdf
- https://cdn.shopify.com/s/files/1/0427/8226/1415/files/vajavameba.pdf
- https://cdn.shopify.com/s/files/1/0449/8338/6280/files/expanded_form_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0427/8976/5276/files/66477442091.pdf
- https://cdn.shopify.com/s/files/1/0443/2547/0364/files/ardex_k301.pdf
- https://cdn.shopify.com/s/files/1/0433/5314/5495/files/learn_python_the_hard_way_drive.pdf
- https://cdn.shopify.com/s/files/1/0437/7129/7943/files/zowolu.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_off00008125.binccb373dc32ab33021f9344a7a1c2838d3736270134f0e779993e12ef594b4330 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8125 | 5400 bytes |
font_01_sfnt_off0000937f.bine032a79f46edde9e1c04a390e31bbfe86decb494b89363a1310b0f069d9ea02a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x937F | 10144 bytes |
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