MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and a high-confidence ML classifier. It contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting an attempt to distribute malicious content or conduct phishing. The presence of numerous unknown URLs indicates a broad effort to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://premiumresourcing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f303c563d0---95237134460.pdf In PDF document text
- https://actorconseil.com/files/file/nusetuwatugovasojupoki.pdfIn PDF document text
- http://koopmankennedyfeller.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/54619074341.pdfIn PDF document text
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/a92e1c31fe50d9415ac87bb61d7bb287/juwikenogudomas.pdfIn PDF document text
- http://inlygiaylynhua.com/upload/files/46791976316.pdfIn PDF document text
- https://cottonweb.net/userfiles/file/womevipexeba.pdfIn PDF document text
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/ed30f189f841571665c6647f44bd9f72/jabejizigujuwiro.pdfIn PDF document text
- https://www.uniqueartzz.com/wp-content/plugins/super-forms/uploads/php/files/miime19h6bcjf0eqjt3g576nob/rixutuzepen.pdfIn PDF document text
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608027716df57---towujugezub.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16090a73ac8945---79743888222.pdfIn PDF document text
- http://consulcongress.it/uploads/assets/file/jojunisipomedanivopabat.pdfIn PDF document text
- http://bajajsports.com/userfiles/file/6699536065.pdfIn PDF document text
- https://atx-stroy.ru/wp-content/plugins/super-forms/uploads/php/files/7645053e38251e8868097d5671be3cde/37880551411.pdfIn PDF document text
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ba7575624a---wozidewe.pdfIn PDF document text
- https://narimasu-chintai.net/jcfiles/file/62193450992.pdfIn PDF document text
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ac9252cd9e---siputuguluzor.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160859392842ae---59293827601.pdfIn PDF document text
- https://matrainagycsalados.hu/userfiles/file/dazavozegivo.pdfIn PDF document text
- http://goldmustang.com/files/files/vorasomizafilezuzapotudik.pdfIn PDF document text
- https://www.anandtirth.com/wp-content/plugins/super-forms/uploads/php/files/h2sbu8enq7t1h5g1ok706m0r25/76409421135.pdfIn PDF document text
- https://www.litesourcenc.com/wp-content/plugins/super-forms/uploads/php/files/8c01a9fbbc406b257c584ba729184d5b/6467810099.pdfIn PDF document text
- http://batiment-tunisie.com/userfiles/file/73996645306.pdfIn PDF document text
- https://www.rogierstoel.nl/wp-content/plugins/super-forms/uploads/php/files/r030j8r7k3okekb7q08pntblh7/6534780916.pdfIn PDF document text
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/g42jkpp40fq9dvst7f2bbo5ff4/25776498430.pdfIn PDF document text
- http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160ac2b9e2d4b4---sevajikasaduzaj.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=free+fire+ringtone+download+2020PDF 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_off0000ec9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC9E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000104b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104B0 | 16932 bytes |
SHA-256: 5b98e7c50f23a148778ea1207e638d369c44562996681a62fa4579d17a14673b |
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font_02_sfnt_off00013126.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13126 | 10664 bytes |
SHA-256: cdc88dea397843d3154c48804b74e8dd13b252fb2148bdbc917ad3dca4601ca5 |
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