MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised websites, specifically targeting WordPress upload directories. The URLs suggest a phishing or malware distribution scheme, likely initiated via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606effea2bc3c---suziwowijuzepojidipada.pdf
- http://www.ellisrasbetonwerke.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609db834e313d---tedukavusi.pdf
- https://maydongy.com/wp-content/plugins/super-forms/uploads/php/files/c3m2vrvbf1d3tlsgkih5l12tm3/65302340854.pdf
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/1608da66deaa4b---67695182987.pdf
- https://kidneystonetreatment.in/userfiles/files/vajanevajuxokekekonevojo.pdf
- http://antifftech.com/uploadfile/file///2021052921121652.pdf
- https://www.taxiserviceh24.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e06b2b0d58---fopumujaxarisidutiri.pdf
- http://djapm.com/userfiles/file/217283474.pdf
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8db9a20b4d---kafixogewakifamadavut.pdf
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608d2d9fa7107---titefopepevasonuni.pdf
- http://edgecs.net/documents/99338345480.pdf
- http://losmarinoslanzarote.com/marinarubicon/admin/file/37895060397.pdf
- http://starrsgazette.com/admin/images/file/38718275399.pdf
- https://relaxationplusmn.com/wp-content/plugins/super-forms/uploads/php/files/a0b7b810e755a1b4e72a2327b756b38f/dumolorilutapifowijitar.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/160746eee458f6---lebesos.pdf
- http://vasilii-orlov.fun/wp-content/plugins/super-forms/uploads/php/files/44e957b451ea6acdf1c66671b3608ef3/30279631990.pdf
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/16073cfeae36b1---lobaroxuxesutosidorazuv.pdf
- https://www.fmworks.com.tr/wp-content/plugins/super-forms/uploads/php/files/9oaa3hmk13b87q8de5gkqr73ko/palisonikilu.pdf
- http://www.vivelamusica.es/wp-content/plugins/formcraft/file-upload/server/content/files/160a0c9f62576e---84770567511.pdf
- http://partnerplus30.ru/images/fornews/files/88520588403.pdf
- http://accessprecision.com/userfiles/file/piwepemufugafuboro.pdf
- https://pasarantogel.com/contents//files/xerotipokavi.pdf
- http://thewhitmerlawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zojan.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=how+expensive+is+a+gabion+wall
- 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_off0000f7f7.bin85ec0b79e2b3a7bb52d138f485c30c3e689edc3876bff6e7368d834d537aa901 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7F7 | 10616 bytes |
font_01_sfnt_off00011023.binfab3becb989c8287835b793a160fab929a2278567eebfa7a72b8c70550af1d13 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11023 | 17716 bytes |
font_02_sfnt_off00013ef4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EF4 | 16792 bytes |
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