MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document identified as malicious by ClamAV and an ML classifier. It contains numerous embedded links, many pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The PDF_RANDOM_URL_LINK heuristic indicates an attempt to obscure the final destination, likely leading to a malicious payload or phishing page.
Machine Learning
- Nyx PDF Classifier malicious score 0.9794
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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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://cwlighting.com/wp-content/plugins/super-forms/uploads/php/files/27ca8bf38e4c018d24b26adc1b3df3ff/24935543552.pdf In PDF document text
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dd79b0f9e9---39879271323.pdfIn PDF document text
- http://stacjaregeneracja.pl/userfiles/file/fiduvuwodelenanojewotal.pdfIn PDF document text
- http://www.rodnolespropertymanagement.com/siteuploads/editorimg/file/74112152260.pdfIn PDF document text
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bea65ee1030---xiredejebexafogojawu.pdfIn PDF document text
- https://www.clubmanizales.com.co/wp-content/plugins/formcraft/file-upload/server/content/files/160c1c8b143e73---dovobezurek.pdfIn PDF document text
- http://theemasternetworker.com/ckfinder/userfiles/files/90700049379.pdfIn PDF document text
- https://noticky.net/akce/fotky/file/poladukog.pdfIn PDF document text
- http://robertfeinberglaw.com/images/edit_images/file/winofeviresinetejesoru.pdfIn PDF document text
- http://cloverpark1960.com/clients/1/17/17c242f0968dc4bce059666b43fbd075/File/78517379100.pdfIn PDF document text
- https://northstarexecutivesearch.com/wp-content/plugins/super-forms/uploads/php/files/ebabd6ca55046e9ceae02b7ef017e7bd/xadedenepopek.pdfIn PDF document text
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f487999d2e---wofodotazoximexadoz.pdfIn PDF document text
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/a2d050ea607189660ac853a6c9308ab1/pugafizu.pdfIn PDF document text
- http://thuaphatlailongthanh.com/upload/contentFile/minhchau/file/55657884890.pdfIn PDF document text
- http://fairytaleweddingsandeventsbymary.com/clients/f/f2/f272f95a0afb65faa7304057ec0e56f6/File/70471182839.pdfIn PDF document text
- https://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/ul40se59tv6ablukef4vi3kdbp/10465236879.pdfIn PDF document text
- http://kengosushionlineorder.com/uploads/files/77732573811.pdfIn PDF document text
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606d3e420964a---90571799870.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a0f3733ec5f---lizedekinimikaz.pdfIn PDF document text
- http://cartonwrappingmachine.com/userfiles/file/mutedivowosalufolotuparu.pdfIn PDF document text
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/5080f27af7be3c2c4b85e3c943aa0cce/mexatogazativutomamidam.pdfIn PDF document text
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/160a4bcb073936---26251835275.pdfIn PDF document text
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/rkub7fu5fdg7brhgoulg9aubv5/xijonusopodirijomofus.pdfIn PDF document text
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/p19ofpcna7rf6vnpb2fb2l91kq/94973602882.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/160cd4e01cc0fb---59570434197.pdfIn PDF document text
- https://www.cpro.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16083175b15af1---14940836269.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=jesus+washes+his+disciples+feet+scripturePDF 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_off00014bee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14BEE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00016400.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16400 | 17260 bytes |
SHA-256: 1ee5b24044bb15c3fad2404f96e8a749bbb2a78a948c619c034e7fc2cd738a7f |
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font_02_sfnt_off000190be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x190BE | 10668 bytes |
SHA-256: 0c29ea2d8d0feffbfbfc1ed8b4e2a2353102233e0daa4c16175a4a047d18df26 |
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