MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with numerous external URLs, many of which point to other PDF files hosted on compromised websites. This structure is indicative of a phishing or malware distribution campaign, aiming to lure users to malicious content. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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 https://graffitipaintstudio.com/wp-content/plugins/super-forms/uploads/php/files/5bfee6f9cd050ae06330a5545bb47391/fenonafakapabivegedanutuf.pdf In PDF document text
- https://nhahangthanghuong.com/uploads/files/35371797297.pdfIn PDF document text
- https://vanvoorst.info/uploaded/file/81290418326.pdfIn PDF document text
- https://reklama71.ru/upload_picture/katevokaw.pdfIn PDF document text
- http://alimentosldm.com/userfiles/file/80163909495.pdfIn PDF document text
- http://www.saraviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087246f08984---miwunit.pdfIn PDF document text
- https://www.reachcast.ca/wp-content/plugins/super-forms/uploads/php/files/8473ac26dd0b29438e4d1ca55329855d/kilugejewizepitok.pdfIn PDF document text
- http://quesnelbusinessnetwork.ca/userfiles/file/vajukemososogox.pdfIn PDF document text
- https://harryfok.com/ckfinder/userfiles/files/rerezozawerafegeli.pdfIn PDF document text
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609bbc903cb40---novizazejel.pdfIn PDF document text
- http://www.victoriousintl.com/new/resource/files/jikuwipatude.pdfIn PDF document text
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1607212b87f94b---82832006669.pdfIn PDF document text
- https://genegurumiraclehealer.com/userfiles/file/lotapajuzikudodojukefowe.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/915a1e9b3a290cd87ac38546ac2cba0c/pimofedupu.pdfIn PDF document text
- https://syntellect.ru/Repository/file/20397706585.pdfIn PDF document text
- http://babyindex.nl/images/uploads/tabaruweferevukifobejonis.pdfIn PDF document text
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609273dad1e28---rojakupofusubavatis.pdfIn PDF document text
- https://hamzsabegi60szallo.hu/UserFiles/File/27230087432.pdfIn PDF document text
- http://dolonchem.com/upload/files/fidotevekofoj.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=pencil+drawing+books+pdf+downloadPDF 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_off0000cf9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF9A | 16856 bytes |
SHA-256: 69241476377cd6f5dc179129fda082fd653d6d402aca6487716a2f1bdd0732c5 |
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font_01_sfnt_off0000fad4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAD4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000112eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112EB | 11016 bytes |
SHA-256: a037175f2d043ec3b2c300ecfe5f9b9e6d6eda602915fcc0e0eff946b041e1c0 |
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