MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for malicious PDFs. Heuristics indicate it functions as a link farm, directing users to various external URLs, some hosted on compromised CMS uploads. The ClamAV detection as 'Pdf.Phishing.Trojan' strongly suggests a phishing or trojan distribution intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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 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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://astdubai.co/userfiles/files/99830011857.pdf In PDF document text
- https://people11people.gr/uploads/File/jejasobokozebi.pdfIn PDF document text
- http://pescepiana.eu/userfiles/files/furemokanomajomubipudurav.pdfIn PDF document text
- http://www.kevinbrooks.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16143a315a0a9c---44827342002.pdfIn PDF document text
- https://windscrm.net/files/file/39589354143.pdfIn PDF document text
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/ve7b24ppqchqgm9pcr5cnq8m7s/33728924416.pdfIn PDF document text
- http://esenkardeslerinsaat.com/resimlerfiles/22277711580.pdfIn PDF document text
- https://inchiriereelicoptere.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16155cb9721267---xoxevederixe.pdfIn PDF document text
- http://fabriquetextil.com/js/new/fckeditor/userfiles/file/sewoxubewun.pdfIn PDF document text
- http://vlajamo.cz/images/file/vubugegagavafijotuvo.pdfIn PDF document text
- https://poojaindiangrill.com/nbloom/fckuploads/file/11204057904.pdfIn PDF document text
- http://suportti.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615cc89322cc8---xirob.pdfIn PDF document text
- https://xn----8sbaavnccwq4am.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/83adceb934af18d16a40f77109f5ef06/gitumazuxereja.pdfIn PDF document text
- http://zamel2.pl/userfiles/file/tuvigunesexolakurel.pdfIn PDF document text
- https://eletmodguru.hu/files/files/punibarenik.pdfIn PDF document text
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/161480220d9eac---15607605178.pdfIn PDF document text
- https://123natura.com/stockages/files/dofenitenerur.pdfIn PDF document text
- http://akcjonariusz.com/UserFiles/file/86664685601.pdfIn PDF document text
- https://angkortaxiservice.com/userfiles/file/xalirawu.pdfIn PDF document text
- https://uhcp.com/editor_upload/file/61575211795.pdfIn PDF document text
- https://tskrea.com/userfiles/file/sunixul.pdfIn PDF document text
- https://baoyi-chuck.com/ckfinder/userfiles/files/99655158342.pdfIn PDF document text
- http://deforma.it/userfiles/files/63684451509.pdfIn PDF document text
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/16150cb3f7f579---fuvubivebizaroz.pdfIn PDF document text
- https://inchiriereelicopterromania.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613c1ff1a98f6---15935380214.pdfIn PDF document text
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/cmbtqsa50c4q157n5vmafbjm4s/7123580089.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=what+is+growth+strategy+in+businessPDF 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_off0000dd7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD7F | 16860 bytes |
SHA-256: df68ee145986d736134b2021ed6b8e98d9002100f08f0cd1f835462f4d896a6e |
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font_01_sfnt_off0001092e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1092E | 10772 bytes |
SHA-256: f5efaf1fe4b773bce802936e48a34962fe37b312c2cccd4b794214882a75c94e |
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font_02_sfnt_off0001220b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1220B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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