MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains numerous embedded links, with at least one identified as a malicious redirector. The document body suggests a lure related to an 'Ambulatory ECG report', likely intended to trick users into clicking the embedded links. The presence of a malicious redirector and a large number of external links indicates an attempt to lead users to potentially harmful 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.cc/pify?keyword=ambulatory+ecg+report
- http://raluluwoz.nicolakeenonstage.com/uploads/1/3/2/8/132815094/xelowiledetumefive.pdf
- http://files.sweetenyourlife.com.au/uploads/1/3/2/6/132682090/8208585.pdf
- http://files.jaredwolt-lx.com/uploads/1/3/0/7/130739603/lujovepen_fiterawek.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/2060/5848/files/autonomic_nervous_system_physiology.pdf
- https://cdn.shopify.com/s/files/1/0434/0134/7226/files/nujomivawisid.pdf
- https://cdn.shopify.com/s/files/1/0435/4539/5359/files/71386477937.pdf
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/antimicoticos_en_pediatria.pdf
- https://cdn.shopify.com/s/files/1/0431/1144/8727/files/font_point_size_chart.pdf
- https://cdn.shopify.com/s/files/1/0451/5692/5594/files/jikazug.pdf
- https://cdn.shopify.com/s/files/1/0432/8351/3494/files/2561789508.pdf
- https://cdn.shopify.com/s/files/1/0433/8181/7494/files/could_you_not_tarry_one_hour.pdf
- https://cdn.shopify.com/s/files/1/0436/3055/9390/files/17035999229.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_off000074a4.bin14b88bd930994f460a3c8360a753c3b05fefa5175fb6e62da4796e21ce4d631e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74A4 | 5304 bytes |
font_01_sfnt_off000086a3.bin832bc80824253a84f0c8783eae0cc0b2d8689a9babbc491a2dc9e1fe59c5e140 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86A3 | 10652 bytes |
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