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 0.8523
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://aboss.by/sites/default/files/webform/12132802610.pdf In PDF document text
- https://ambrose.edu/sites/default/files/webform/padubomi.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/bunovodedodasu.pdfIn PDF document text
- https://architecturaldesigninc.com/sites/default/files/vudezuluxi.pdfIn PDF document text
- https://www.dgs-interparts.be/sites/default/files/36138637258.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/46846662681.pdfIn PDF document text
- http://portal-mysigma.com/system/files/student-proof/9555400870.pdfIn PDF document text
- https://www.uts.cw/sites/default/files/webform/suvexaxobufakup.pdfIn PDF document text
- https://architecturaldesigninc.com/sites/default/files/bujepalifomi.pdfIn PDF document text
- https://web.liderpapel.com/sites/default/files/webform/dojoxopanikofogenag.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/17947704001.pdfIn PDF document text
- https://www.newburghgroup.com/sites/default/files/webform/resumes/tikijoti.pdfIn PDF document text
- http://klm3fg.grhosting.cz/sites/default/files/webform/files/kokibilelage.pdfIn PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/kafavepovimurajubek.pdfIn PDF document text
- http://oaklandchildcare.org/sites/default/files/webform/veser.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/DOqCt-cVA4I/uplcv?utm_term=blood+bowl+2020+rulesPDF link annotation
- https://community.princeton.edu/system/files/webform/wijudabopijobomoxusosul.pdfIn PDF document text
- https://printandmail.princeton.edu/system/files/webform/fasulegok.pdfIn PDF document text
- https://community.princeton.edu/system/files/webform/xakefabobadu.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_off0000e66a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE66A | 5164 bytes |
SHA-256: 16f62e6d3d45f7cbd0e01cbd1095d5c9c1315e7c83e42181c94c4809db1de9ff |
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