MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. It contains numerous embedded URLs, many of which point to compromised or disposable domains, suggesting a link farm or redirection scheme. The document body, though heavily obfuscated, contains text related to diet plans, likely serving as a lure to entice users to click on the malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.8222
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/2306024917.pdf In PDF document text
- https://www.enwidth.com/sites/default/files/webform/resumes/17232120942.pdfIn PDF document text
- https://www.mothercare.ro/sites/default/files/webform/resumes/49428740932.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/sudelo.pdfIn PDF document text
- https://vectorcorp.net/sites/default/files/webform/resume/92207600326.pdfIn PDF document text
- http://klm3fg.grhosting.cz/sites/default/files/webform/files/wajuso.pdfIn PDF document text
- https://www.afscme65.org/system/files/webform/fabituwinuxofi.pdfIn PDF document text
- http://pilgrimland.com/sites/default/files/webform/resume-uploads/pakajumotarowumomudiro.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/fenalop.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/24974410021.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=best+diet+plan+for+body+transformationPDF link annotation
- https://community.princeton.edu/system/files/webform/xakefabobadu.pdfIn PDF document text
- https://gradfutures.princeton.edu/system/files/webform/ninavixokamorul.pdfIn PDF document text
- https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/65910459182.pdfIn PDF document text
- https://ec.europa.eu/eip/agriculture/sites/default/files/webform/vifixofixif.pdfIn PDF document text
- https://lib.asu.edu/system/files/webform/nexeginexepor.pdfIn PDF document text
- https://www.vub.be/sites/vub/files/webform/16824703900.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000edfc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDFC | 5268 bytes |
SHA-256: 78ea5ea8b9bab7a4a234a67e12035df7ed98c69e873a16815fbdb18c14cb9627 |
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font_01_sfnt_off0000ffc8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFC8 | 10184 bytes |
SHA-256: 4f62fa3c12d1f9fdcd91207245de30361fd151c4dfb0136ed79997a6a5f11b66 |
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