MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or are part of a link farm designed to obscure the final destination. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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 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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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 https://ketchas.ru/uplcv?utm_term=como+desbloquear+un+celular+samsung+galaxy+s3+mini
- http://yourhealthyanswer.com/ckfinder/userfiles/files/tefexuvup.pdf
- http://bilcafe.it/userfiles/file/34557689380.pdf
- http://heathrowairporttaxi.website/userfiles/file/58381230008.pdf
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/4dece7598d9e1dec986e9f67b76e590b/mipanokinuzaj.pdf
- https://fibra-optica.ro/ckfinder/userfiles/files/45421563521.pdf
- http://spy-military-labs.com/userfiles/file/sofowuguvisetarixate.pdf
- http://go-pxl.com/uploads/files/98431686061.pdf
- https://miminku1.com/contents/files/34583025082.pdf
- http://naasschoolofmotoring.ie/fckeditor/userfiles/file/rowedif.pdf
- http://1544-7419.net/upload/fckeditor/file/lurujibowowaz.pdf
- https://ijestr.com/ckfinder/userfiles/files/xorogoni.pdf
- https://eclearusa.com/images/file/42993262225.pdf
- https://vpmemorial.net/images/file/verasolofeketixe.pdf
- https://budgetparking.ca/admin/uploads/file/jixulomiguzakerojepetuwag.pdf
- http://e-skala.pl/userfiles/file/89448037488.pdf
- http://klick-tipp.info/ckfinder/userfiles/publics/files/26303066030.pdf
- http://ontozescentrum.hu/tmp/59207332925.pdf
- http://hz-kontejnery.cz/ckfinder/userfiles/files/24924031042.pdf
- http://www.cddfct.com/up_files/file/wikuzobofexuloda.pdf
- http://daiichilogistics.com/uploads/news_file/15913435489.pdf
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/579bd8a4e284000ae66bbdb0e684f17e/wifefaguned.pdf
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/4gjkcl5q8ilgtsmhm4b7je7o07/pekusadalizew.pdf
- http://helix.chuing.net/mai/ckfile/files/mibarubadoket.pdf
- http://krukewittfarms.com/userfiles/file/34318049762.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b03f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB03F | 16792 bytes |
font_01_sfnt_off0000c856.bin9e4bba990fba4f9f8531dddd049d6aefe798944c82cc788ee15a64a672249f5c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC856 | 11420 bytes |
font_02_sfnt_off0000e2ca.bin726da7aaeeb0156dc1fa99cb6e90f3c7483dc537595233e8486d8cb4c3a7bc5a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2CA | 17024 bytes |
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