MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document that contains numerous links to compromised websites and disposable hosting, suggesting a phishing or malware distribution attempt. The presence of a 'download button' heuristic further supports this, indicating a lure for users to download a payload. ClamAV detection as 'Pdf.Phishing.Trojan' confirms the malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
Heuristics 7
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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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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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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 https://mclandpin.com/calisma2/files/uploads/rugevutimokofibajexon.pdf In PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/a2b1709d96fe0c03e14cace491837b51/biragi.pdfIn PDF document text
- http://ballmillfactory.com/d/files/14196261578.pdfIn PDF document text
- http://seednseed.com/admin/fckfiles/file/56174722248.pdfIn PDF document text
- http://sxhk365.com/uploads/file///pexewabarit.pdfIn PDF document text
- http://wisewood50th.com/clients/3/35/35ca2b70ae131fa39667c240906a3fe4/File/kopedorukabu.pdfIn PDF document text
- https://firesystem.ro/imagini_ws/94030933467.pdfIn PDF document text
- https://gfow.om/wp-content/plugins/super-forms/uploads/php/files/nmf20osm6dcpn4ph5fjomaiev6/74828014222.pdfIn PDF document text
- http://meijialx.com/ckfinder/userfiles/files/tuletibiban.pdfIn PDF document text
- http://turnyras.lt/Files/file/mowiru.pdfIn PDF document text
- http://sip7.online/wp-content/plugins/super-forms/uploads/php/files/3c1feb03716cf5888220187c5e63239f/kigexof.pdfIn PDF document text
- https://derey.nl/app/webroot/files/userfiles/files/difemebitupiguzajot.pdfIn PDF document text
- http://gezond-trakteren.nl/kasteel-doornenburg-img/bestandenfile/19646616495.pdfIn PDF document text
- http://www.stemcellhairclinic.com/files/files/polefelepaxaxubazam.pdfIn PDF document text
- http://apluskleaning.com/admin/images/file/rotijotanuvegeru.pdfIn PDF document text
- http://mikailang.net/userfiles/file/20210503055423_1356606155.pdfIn PDF document text
- http://timeyear-v.com/userfiles/file/ludotew.pdfIn PDF document text
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/160a6d62ef163c---fawafibemuzenav.pdfIn PDF document text
- http://sinproval.it/userfiles/files/vuzaxafukasu.pdfIn PDF document text
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/160978e0062937---molojukubimazo.pdfIn PDF document text
- https://sandzak.best/wp-content/plugins/super-forms/uploads/php/files/c4508da3c5fd53717579907cfb8eb910/maxofenupamudimezit.pdfIn PDF document text
- http://sosnovgeo.ru/userfiles/file/jewinedof.pdfIn PDF document text
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160819b37b6b98---66833150529.pdfIn PDF document text
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4fc673ab17---515329654.pdfIn PDF document text
- https://noihoithanhtuan.com/media/ftp/file/biritaxuvizugebeditum.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/160823bc224347---zebepenowagasijabotamef.pdfIn PDF document text
- http://www.maderas-navarro.com/ckfinder/userfiles/files/suzisedafilotitobanani.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=download+the+sims+2+mod+apk+offlinePDF 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_off0000f8dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8DD | 17540 bytes |
SHA-256: 343d8e85ea2c7503cc9e0ea729f476cc847b5c49fad405d369156b66b4c19141 |
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font_01_sfnt_off0001262f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1262F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013e46.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E46 | 10960 bytes |
SHA-256: dd3fc5b8583b1b2a9d6dfee8a358f0ecfc829e40220021e655bc04c04b04ecf7 |
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