MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs, many of which point to disposable domains and are structured as link farms, suggesting a phishing or scam attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded URIs are indicative of a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9791
Heuristics 4
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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://ambrose.edu/sites/default/files/webform/fulakosilukubusovugatupus.pdf In PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/mulakipezumaxusilexuvu.pdfIn PDF document text
- http://seiary.com/sites/default/files/webform/rec/55418097166.pdfIn PDF document text
- http://www.sumnercountyhospital.org/sites/default/files/webform/sixativitav.pdfIn PDF document text
- http://pilgrimland.com/sites/default/files/webform/resume-uploads/mikax.pdfIn PDF document text
- http://oaklandchildcare.org/sites/default/files/webform/1289321409.pdfIn PDF document text
- https://natsihwa.org.au/sites/default/files/webform/degajakuko.pdfIn PDF document text
- https://www.telluridescience.org/sites/default/files/tstc-applications/nuwirofu.pdfIn PDF document text
- http://www.grotekeukens.be/sites/default/files/webform/gmawards2018/sumeli.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/vojowavujelosapol.pdfIn PDF document text
- https://www.uts.cw/sites/default/files/webform/58994315224.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=what+is+the+best+algorithm+for+a+rubik%2527s+cubePDF link annotation
- https://printandmail.princeton.edu/system/files/webform/83401752781.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d0a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0A4 | 5324 bytes |
SHA-256: ec0f1eb388f8bdc4a4577767f81842b8d59743299b820efe2da04942f4a60312 |
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font_01_sfnt_off0000e2da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2DA | 10128 bytes |
SHA-256: 4f933bc7931ce7fd78755923d52a66e3674636de7039ed7f097d408899d2212a |
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font_02_sfnt_off00010589.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10589 | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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