MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristics suggest it functions as a link farm, potentially leading to phishing or malware downloads. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a spearphishing attachment attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.8124
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.uts.cw/sites/default/files/webform/nukuromenalifaru.pdf In PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/59286961246.pdfIn PDF document text
- https://grossenbacher.co.nz/en/system/files/avoidance-training-certificates/13178745316.pdfIn PDF document text
- https://www.dgs-interparts.be/sites/default/files/64751185730.pdfIn PDF document text
- http://pilgrimland.com/sites/default/files/webform/resume-uploads/jokefogebefuzifuzew.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/19824170549.pdfIn PDF document text
- https://www.telluridescience.org/sites/default/files/tstc-applications/pagasumoxozodaxatukaliwus.pdfIn PDF document text
- https://aboss.by/sites/default/files/webform/zivexovoburowunaxomenip.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/gewematumupam.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/futexapepunuvanujom.pdfIn PDF document text
- https://www.termis.org/system/files/webform/vomijalikuwukilowerosi.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=electricity+and+magnetism+questions+and+answers+pdfPDF link annotation
- https://lib.asu.edu/system/files/webform/85824103047.pdfIn PDF document text
- https://community.princeton.edu/system/files/webform/vujipudujusikal.pdfIn PDF document text
- https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/kozavexol.pdfIn PDF document text
- https://www.vub.be/sites/vub/files/webform/43319512550.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_off0000ce60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE60 | 5752 bytes |
SHA-256: a868eea7c39dcb12e6a8020fa0408458c3891ec8ea3624fedc702142a4806501 |
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