MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The document body is heavily obfuscated and unreadable, but the presence of multiple external URIs and the overall heuristic profile indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://xlsferrosilicon.com/d/files/41744941026.pdf In PDF document text
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/9a18f8a107e12afb48b84ed06b4ae5ae/84451111237.pdfIn PDF document text
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/a2d050ea607189660ac853a6c9308ab1/pugafizu.pdfIn PDF document text
- http://badaranquehablar.com/userfiles/files/vimilenagebideruxadekaza.pdfIn PDF document text
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076f5ccb735d---vaxufegeli.pdfIn PDF document text
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7d75ec5df---zavakotivulosedixamotejej.pdfIn PDF document text
- http://www.kreasoft.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160734d9fdd6f8---42435754074.pdfIn PDF document text
- http://niestachow.pl/data/aktualnosci_imgs/file/44698246643.pdfIn PDF document text
- http://dribblebar.pl/userfiles/file/wufubido.pdfIn PDF document text
- https://www.swx.global/wp-content/plugins/super-forms/uploads/php/files/a71b6b4e02ad60d1ea56e54963aaa435/21259057094.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd343a57684---94082604640.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c300e10be72---55562390570.pdfIn PDF document text
- https://globalclassic.org/wp-content/plugins/super-forms/uploads/php/files/bd8fr6eevjo5mgi8qf056gohch/ditakefa.pdfIn PDF document text
- https://bocion.com/ckfinder/userfiles/files/lubefixoderizobemubobag.pdfIn PDF document text
- https://sellerflows.com/wp-content/plugins/super-forms/uploads/php/files/5da863d81437cb15e43bc2ecc6d8d9cb/zofibiwararubexev.pdfIn PDF document text
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/e807fb1ab2559042425c6ec0fa2940e6/mevebovijudurawomilaxiw.pdfIn PDF document text
- http://aaexpansionjoint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e16cb9aad17---juzavo.pdfIn PDF document text
- http://przedszkolenisko.pl/userfiles/file/pujozowulazew.pdfIn PDF document text
- https://jjmassociates.com/wp-content/plugins/super-forms/uploads/php/files/fe2c4a5096bf6e75846b3aeb85c68158/48791767742.pdfIn PDF document text
- http://moscowprice.com/content/xuploadimages/file/97116555740.pdfIn PDF document text
- https://homini.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1606ddfe1402a8---93167135906.pdfIn PDF document text
- https://www.lindopoint.it/wp-content/plugins/super-forms/uploads/php/files/cc13fd8939ff8db3468411d5f6d51ff3/93253346428.pdfIn PDF document text
- https://securitydm.com/slicice/file/84588212225.pdfIn PDF document text
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/d057bd6f6cce4f1064463df3e7a29f42/85652512204.pdfIn PDF document text
- https://mlbcsimleague.com/ckfinder/userfiles/files/gojaratuvusevu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=cost+of+goods+available+for+sale+examplePDF 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_off0000df73.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF73 | 11076 bytes |
SHA-256: c2db13a66c4725b75ef61847946f7097db7b49e655cdb3270c6bf454ef5f06f6 |
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font_01_sfnt_off0000f8ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8EA | 19668 bytes |
SHA-256: 219d58de498e1b21264c56920a4b796f8d856bcbcb2f315b73e5ddfd46e88092 |
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font_02_sfnt_off00012b86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B86 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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