MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external PDF files, suggesting a link farm or SEO poisoning attempt. One of the primary links, https://ttraff.cc/pify?keyword=echocardiography+report+example, is identified as a malicious redirector. The document body, though heavily obfuscated, contains the text 'Echocardiography report example', reinforcing the lure. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=echocardiography+report+example
- http://dogune.bostonhelicopters.com/uploads/1/3/1/4/131406344/1181b9.pdf
- http://tetiju.otterspacearts.com/uploads/1/3/1/0/131070374/7e6545f221.pdf
- http://files.medinfokit.com/uploads/1/3/0/7/130776757/4109878.pdf
- http://files.braverthanthewaves.com/uploads/1/3/1/4/131453807/5359755.pdf
- http://pijowa.sprinng.org/uploads/1/3/1/4/131407267/mobobu-kaxukax-xomebenigozup.pdf
- https://cdn.shopify.com/s/files/1/0439/2629/0587/files/18179963868.pdf
- https://cdn.shopify.com/s/files/1/0430/7910/6724/files/bafovodipokog.pdf
- https://cdn.shopify.com/s/files/1/0435/9428/5218/files/zosusaw.pdf
- https://cdn.shopify.com/s/files/1/0449/7453/8920/files/drush_add_admin_user.pdf
- https://cdn.shopify.com/s/files/1/0434/5797/0329/files/haloalkanes_and_haloarenes_ncert_exercise_solutions.pdf
- https://cdn.shopify.com/s/files/1/0432/4678/0579/files/tenor_saxophone_arpeggios.pdf
- https://cdn.shopify.com/s/files/1/0438/3745/6534/files/sebi_guidelines_for_mutual_funds_2018.pdf
- https://cdn.shopify.com/s/files/1/0433/3246/8904/files/38204948236.pdf
- https://cdn.shopify.com/s/files/1/0431/6574/5314/files/46198971321.pdf
- https://cdn.shopify.com/s/files/1/0436/1961/4882/files/xejawoxinu.pdf
- https://cdn.shopify.com/s/files/1/0435/0741/7253/files/kizimevamelakaseginosax.pdf
- https://cdn.shopify.com/s/files/1/0433/8096/5534/files/77079120404.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_off0000edeb.bin9e4aa6fa2c7ebc47d739abddb3bad172e7b32efdcd920757ab76bc5d7914da2a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDEB | 5436 bytes |
font_01_sfnt_off0001004f.bin35b2c3167b720db29cb3ca0649273c5bf919124a7c1655ee3666ebe5d38339dc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1004F | 14644 bytes |
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