MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links likely serve as a distribution mechanism for phishing content or further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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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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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://laxmigrouppune.com/wp-content/plugins/super-forms/uploads/php/files/c8e30308ea65a6dd25f4ef86cbf70a62/54678747437.pdf
- https://artsketch.ru/wp-content/plugins/super-forms/uploads/php/files/15199b37b6a8e35237d7fee5309d2ae6/dapulak.pdf
- http://okeefesreef.com/ckfinder/userfiles/files/nixafetibid.pdf
- https://iescolumbus.org/wp-content/plugins/super-forms/uploads/php/files/d277cee74627343be17802dee5497577/14943371641.pdf
- http://www.zdravotechnika.com/ckfinder/userfiles/files/murulawaledupadufeve.pdf
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/160bebd037de44---31304478246.pdf
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e8afd06723---28350749309.pdf
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/8dc83745289c32edcc4214e62f1312f1/fuliloxojawud.pdf
- http://ms-beauty.com/ckfinder/userfiles/files/1411556459.pdf
- https://brusroom.com/wp-content/plugins/super-forms/uploads/php/files/10ccbac9c309d22c4e4be101c15c78c7/legurowoxe.pdf
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/c4dd7e192b9f8abd46c4b679e960beec/jutolomefokapekigijatuv.pdf
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/91528489748.pdf
- http://architettoannalisatinelli.it/userfiles/files/77304558962.pdf
- http://geodeslaboratori.eu/userfiles/files/fuwili.pdf
- https://bloomeng.com/uploads/tugolepakokokopejevagit.pdf
- https://edukiya.com/wp-content/plugins/super-forms/uploads/php/files/eedf3da65129780a3b3b705641fe8c0d/nuvojajaxezi.pdf
- https://dwitunggaljaya.com/sitefiles/file/fomedinataxuz.pdf
- https://investmentskillsgroup.com/images/userfiles/file/71164455476.pdf
- http://jessie.vn/images/ckeditor/files/687716892.pdf
- http://karimeh.com/public/userfiles/file/66075357515.pdf
- http://www.uppld.org/wp-content/plugins/formcraft/file-upload/server/content/files/160e628767bd19---11044746918.pdf
- http://sva-jeanroze.com/xmedia/file/kufufasolamidejuk.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=types+of+pink+eye+infections
- 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_off0000c3b5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC3B5 | 16792 bytes |
font_01_sfnt_off0000dbc7.binbfaad30f212be10ce96a2edc7b25fd84ad4a352f3d89267f333ef0c7b9501bb4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBC7 | 15980 bytes |
font_02_sfnt_off00010504.bindf7e54c96fbd6847e8535028810ca924c3c1bf12c25c4fa6fa1491e8e2687759 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10504 | 10336 bytes |
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