MALICIOUS
174
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple heuristics indicating malicious intent, including random URL links and being flagged as a link farm on disposable hosting. The ML classifier and ClamAV detection strongly suggest maliciousness. While no scripts were extracted, the presence of external links and a visual download button lure points towards a phishing or malware distribution attempt, likely via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
Heuristics 7
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://salonorganica.ru/upload/files/nipegefinunapawuxorawam.pdf In PDF document text
- http://liveisagenix.com/ckfinder/userfiles/files/72527885636.pdfIn PDF document text
- http://cantinachitarra.it/userfiles/file/fojomunonuzozol.pdfIn PDF document text
- https://distriparkbotlek.nl/userfiles/files/lepolegodiwutogax.pdfIn PDF document text
- https://tailormade-sales-marketing.com/userfiles/file/40274695892.pdfIn PDF document text
- http://balone.net/_upload/file///wizoramesudamenive.pdfIn PDF document text
- http://nut-shell.net/upload/files/lomufexokomoxabifuj.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ac7c4abfd5---mavijexuzufilur.pdfIn PDF document text
- http://iltorg.ru/upload/file/buvuvalalader.pdfIn PDF document text
- http://contrast.no/ckfinder/userfiles/files/mawemidifoz.pdfIn PDF document text
- https://insinkerator.us/images/uploaded/file/15874962345.pdfIn PDF document text
- http://groupementpecheduloir.com/ckfinder/userfiles/files/3259377121.pdfIn PDF document text
- http://augustaelectricalwork.com/editorData/file/15307920912.pdfIn PDF document text
- https://drisraadentalcenter.com/userfiles/file/jazujenuwuxoriwaloxi.pdfIn PDF document text
- http://poliinc.com/upload/files/13291868188.pdfIn PDF document text
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/s2kjokib01ud04ri8r8o47m8b5/borabulalopipulaf.pdfIn PDF document text
- http://markasib.ru/ckfinder/userfiles/files/govigipaz.pdfIn PDF document text
- https://angkagenap.com/contents/files/17625941547.pdfIn PDF document text
- http://arrhythmiaclinic.com/userfiles/file/20210909064922.pdfIn PDF document text
- https://onderdurdu.com/upload/ckfinder/files/jurijiturogakanoze.pdfIn PDF document text
- https://printsolutions.ro/uploads/wysiwyg/files/netafulofezepaligupemul.pdfIn PDF document text
- https://szabobuszberles.hu/files/files/penotabapujinurapoxan.pdfIn PDF document text
- http://hanlacsclub.com/ckupload/files/jodojagovobogurosidavuxap.pdfIn PDF document text
- http://ekhoron21.mn/uploads/files/nopazuwoxekif.pdfIn PDF document text
- http://ambulatorioveterinariobubiniregini.eu/userfiles/files/lisuronuz.pdfIn PDF document text
- http://intimatehotelpattaya.com/image/upload/File/dobap.pdfIn PDF document text
- http://4seasonstours.in/userfiles/file/41159986460.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=convert+apk+to+exe+onlinePDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e31e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE31E | 18204 bytes |
SHA-256: 38db893956551d740064442eb276aef8245d884784ae58279ea00ad235c6993e |
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font_01_sfnt_off0001123c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1123C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012a53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A53 | 10368 bytes |
SHA-256: 362209d047089c57e9cc86200a3c19b1c030cc25b7f1bfd38fa3b67f30d23a79 |
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