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 0.8123
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 http://cicatsalud.com/html/sites/default/files/webform/39809543560.pdf In PDF document text
- https://web.liderpapel.com/sites/default/files/webform/53484808665.pdfIn PDF document text
- https://www.dgs-interparts.be/sites/default/files/60165950635.pdfIn PDF document text
- https://vectorcorp.net/sites/default/files/webform/resume/86038084563.pdfIn PDF document text
- https://www.visitsavannah.com/sites/default/files/webform/mubojezelu.pdfIn PDF document text
- https://www.a1touchsolution.nl/sites/default/files/dovav.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/xugapovapoz.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/seliruni.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/kizosilubim.pdfIn PDF document text
- https://www.osgeurope.com/sites/osg-corporate.dev/files/webform/memirudomonejusowanasu.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/buvonajevomowetizebijix.pdfIn PDF document text
- http://oaklandchildcare.org/sites/default/files/webform/dakorudi.pdfIn PDF document text
- http://www.grotekeukens.be/sites/default/files/webform/gmawards2018/84972388600.pdfIn PDF document text
- https://www.enwidth.com/sites/default/files/webform/resumes/21555212736.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/~3/1xuhb7AK25c/uplcv?utm_term=descargar+driver+hp+laserjet+p1006+para+windows+7+64+bitsPDF link annotation
- https://www.vub.be/sites/vub/files/webform/16824703900.pdfIn PDF document text
- https://community.princeton.edu/system/files/webform/wijudabopijobomoxusosul.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_off0000cf2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF2D | 6220 bytes |
SHA-256: d99c48bcbdd1040e629d71a4e3574a809eb096a61f3e7d8f8e210b93043a272e |
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