MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to distribute malicious files. The presence of a ClamAV detection for 'Pdf.Phishing.Trojan' and ML classification further supports its malicious nature. The primary attack pattern involves tricking users into clicking links that lead to malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9299
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://telekommarketing.com/firme_data/files/98937049148.pdf In PDF document text
- http://crescentcarpets.com/userfiles/file/furawowuzunesade.pdfIn PDF document text
- http://www.playerclub.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1606eca8f7de19---98602418072.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/jfvresdgbh2nehd6cc211d8hr3/84709128226.pdfIn PDF document text
- http://libron.pl/fckupload/assets/file/85301748626.pdfIn PDF document text
- http://daydala.com/userfiles/file/31392930434.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/160727e8730930---piles.pdfIn PDF document text
- https://gulceoyunlar.com/calisma2/files/uploads/jowirilugikemofavudolede.pdfIn PDF document text
- https://www.arphplumbing.co.uk/wp-content/plugins/super-forms/uploads/php/files/71ec0t6hue96nfqrm50b4cf7us/70129526349.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/161188f19045b4---lisuzuropojor.pdfIn PDF document text
- http://rajskiewakacje.pl/userfiles/file/bupidivilanewubiwamusere.pdfIn PDF document text
- https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/aa665afe5fae89054f8a35109b1f8ec3/pugenebebi.pdfIn PDF document text
- http://doublehappyvstheinfinitesadness.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607739ca21b91---ruxorisoneruwupukutat.pdfIn PDF document text
- https://ispartaorganizasyon.com/ckfinder/upload/files/58637791786.pdfIn PDF document text
- http://ruishikaishi.com/upload/content/files/2021/08/20210802135100.pdfIn PDF document text
- http://93564497.com/userfiles/9099379890.pdfIn PDF document text
- http://highlandlynxotic.com/clients/7/73/73cf6ae24f8ea70eb1cbac1dff6b0f9e/File/siwemero.pdfIn PDF document text
- http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/afkaemaq3mmikpmlmo8v0df9d3/34957212238.pdfIn PDF document text
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/grb4ed0b81153dgkk6io2sbfb5/44744760676.pdfIn PDF document text
- http://iaestedresden.de/userfiles/file/lowixop.pdfIn PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9f0d44b09---98523137255.pdfIn PDF document text
- https://sckprime.com/wp-content/plugins/super-forms/uploads/php/files/0c8c8d203998a01a4347dbcc30269bec/remalojivulax.pdfIn PDF document text
- http://airelimpio.mx/img/editor/file/wezemagepak.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=hectare+equivale+a+quantos+metros+quadradosPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc62.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC62 | 17824 bytes |
SHA-256: faa59c708f25ca1090c3a46cda86abbd489c68fcd259c0dce787e305433f0e3f |
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font_01_sfnt_off000107fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107FB | 10836 bytes |
SHA-256: f366d46ba84e479212d1911ddcd6daf7e6a80bb7bfe5ccd1aac48ea3e5f0b8f8 |
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