MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.8630
Heuristics 4
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://www.osgeurope.com/sites/osg-corporate.dev/files/webform/80982398497.pdf In PDF document text
- http://www.birdlifebotswana.org.bw/sites/default/files/webform/sightings-sketches/fipeforivu.pdfIn PDF document text
- https://aboss.by/sites/default/files/webform/12404161593.pdfIn PDF document text
- https://www.uts.cw/sites/default/files/webform/89737617204.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/25680057182.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/sovurusogizafubeb.pdfIn PDF document text
- http://www.guninetwork.org/system/files/webform/heirri_proposals/44437875789.pdfIn PDF document text
- https://europa-ts.ru/sites/default/files/webform/totikejeropisatuzubafaba.pdfIn PDF document text
- https://www.dgs-interparts.be/sites/default/files/jinez.pdfIn PDF document text
- http://www.guninetwork.org/system/files/webform/heirri_proposals/74543186253.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/59286961246.pdfIn PDF document text
- https://www.osgeurope.com/sites/osg-corporate.dev/files/webform/14219433733.pdfIn PDF document text
- https://www.jwico.com/sites/default/files/webform/41164207556.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/padubomi.pdfIn PDF document text
- https://www.mainephilanthropy.org/sites/default/files/49101071505.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/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=exercices+droites+parall%25C3%25A8les+et+perpendiculaires+cm1PDF link annotation
- https://campusrec.princeton.edu/system/files/webform/18758627140.pdfIn PDF document text
- https://gradfutures.princeton.edu/system/files/webform/49692556615.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_off0000d7b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7B5 | 5436 bytes |
SHA-256: 52ffa749ebc412b1f8614e7def42306c198d42f5bc6e3779bab1beb17d66fd88 |
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