MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a primary link directing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'hematology test normal range pdf' and the malicious URL, suggesting a lure to a phishing or malware distribution site. The presence of many external PDF links indicates a link farm strategy to improve search engine ranking for malicious content.
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=hematology+test+normal+range+pdf
- http://files.aminmohamed.com/uploads/1/3/2/3/132303286/60baf66c24.pdf
- http://files.valleycatsbengals.com/uploads/1/3/1/4/131453252/zawono-sifek-tumove.pdf
- http://files.marineflvs.net/uploads/1/3/1/4/131406843/4826989.pdf
- http://files.pencilartistbobbygoldsmith.com/uploads/1/3/1/4/131453276/bomoj.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/0611/5488/files/zufivikelonug.pdf
- https://cdn.shopify.com/s/files/1/0433/1687/1333/files/94976533017.pdf
- https://cdn.shopify.com/s/files/1/0433/9941/3925/files/derupoderumujokakarijuli.pdf
- https://cdn.shopify.com/s/files/1/0429/8627/4977/files/perapef.pdf
- https://cdn.shopify.com/s/files/1/0436/9186/8310/files/25404209546.pdf
- https://cdn.shopify.com/s/files/1/0429/5173/7498/files/horrible_histories_angry_aztecs.pdf
- https://cdn.shopify.com/s/files/1/0436/3150/9664/files/40708288038.pdf
- https://cdn.shopify.com/s/files/1/0429/4246/4166/files/wuniziruwak.pdf
- https://cdn.shopify.com/s/files/1/0428/2833/3219/files/pifodugepopimapu.pdf
- https://cdn.shopify.com/s/files/1/0438/2133/4688/files/giwegunotalil.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/67331216746.pdf
- https://cdn.shopify.com/s/files/1/0432/6473/7438/files/23535749860.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_off0000817d.bin9eedf8f746c14628062624c39514d54d367227a4b30af1a9ef80592811f761f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x817D | 5424 bytes |
font_01_sfnt_off000093e0.bin3b101b97e78e7aebf51fce423c4dc036aee3857ff964443db71c06d9892c9473 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93E0 | 15460 bytes |
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