MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to disposable domains or link farms, suggesting an attempt to redirect users to malicious sites. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a link farm on disposable hosting, reinforcing the phishing or malware distribution intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9014
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://aboss.by/sites/default/files/webform/76513539396.pdf In PDF document text
- https://www.enwidth.com/sites/default/files/webform/resumes/ziwisotug.pdfIn PDF document text
- http://portal-mysigma.com/system/files/student-proof/wofofokarawivuboniju.pdfIn PDF document text
- https://www.uts.cw/sites/default/files/webform/bofuwidesuxugebogaxa.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/19824170549.pdfIn PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/33269367294.pdfIn PDF document text
- http://www.pacificsportfraservalley.com/sites/default/files/webform/pulipalukegibivep.pdfIn PDF document text
- http://oaklandchildcare.org/sites/default/files/webform/zomosazufexebale.pdfIn PDF document text
- https://architecturaldesigninc.com/sites/default/files/bujepalifomi.pdfIn PDF document text
- https://www.ofalloncasting.com/sites/default/files/webform/zuloliresu.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/72917344941.pdfIn PDF document text
- http://russian-ice-spb.ru/sites/default/files/webform/files/zatepatepekaberemosigedix.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=heinzmann+governor+manualPDF link annotation
- https://thesanfordschool.asu.edu/sites/default/files/webform/87767597376.pdfIn PDF document text
- https://printandmail.princeton.edu/system/files/webform/67925993666.pdfIn PDF document text
- https://campusrec.princeton.edu/system/files/webform/putiwokareviwe.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_off0000d929.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD929 | 4896 bytes |
SHA-256: 358449f6d3dabca622b9a212d077f3535730829e911068190928a1d54216df82 |
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