MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a phishing or trojan payload. The document body, though heavily garbled, contains text related to free book downloads, suggesting a lure. The presence of numerous external URIs, many pointing to disposable or link-farm-like structures, further supports a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.8179
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/tinijozude.pdf In PDF document text
- https://aboss.by/sites/default/files/webform/32639212941.pdfIn PDF document text
- http://www.sumnercountyhospital.org/sites/default/files/webform/sixativitav.pdfIn PDF document text
- http://www.guninetwork.org/system/files/webform/heirri_proposals/38059385999.pdfIn PDF document text
- https://www.afscme65.org/system/files/webform/tikat.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/lavajaruzapelusudixavu.pdfIn PDF document text
- https://www.uts.cw/sites/default/files/webform/vogoledifekotukedadawen.pdfIn PDF document text
- http://klm3fg.grhosting.cz/sites/default/files/webform/files/vewamilobofesiwukor.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/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=livros+espiritas+gr%25C3%25A1tis+para+baixar+zibia+gasparettoPDF link annotation
- https://gradfutures.princeton.edu/system/files/webform/xafuzekimizitigemuseli.pdfIn PDF document text
- https://community.princeton.edu/system/files/webform/luzixuganigofifabeja.pdfIn PDF document text
- https://drones.princeton.edu/system/files/webform/janewif.pdfIn PDF document text
- https://lib.asu.edu/system/files/webform/90369837207.pdfIn PDF document text
- https://lib.asu.edu/system/files/webform/61431168480.pdfIn PDF document text
- https://thesanfordschool.asu.edu/sites/default/files/webform/43157208480.pdfIn PDF document text
- https://ec.europa.eu/eip/agriculture/sites/default/files/webform/9071701793.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000100dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100DD | 5448 bytes |
SHA-256: 7d2e91241baa35bc9504c863621c9902b82a4cbaee662b2a55363c357a2ad57a |
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