MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
T1059.007 JavaScript
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, directing users to compromised WordPress upload directories. These links likely serve as a distribution point for phishing or malware, leveraging a technique common in spearphishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://www.varisistanbul.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070a41d1a0e8---72966491670.pdf In PDF document text
- https://amalighting.com/wp-content/plugins/super-forms/uploads/php/files/2d9c70799c702fc43ac741b0eba10a4d/naxozigarafop.pdfIn PDF document text
- https://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/8cca6713800b711779453c25cee39067/76273611862.pdfIn PDF document text
- https://www.taxiserviceh24.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608081c0c8c2d---kilidopopibux.pdfIn PDF document text
- http://phenix-security.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16088408cbb927---subiribisesapitum.pdfIn PDF document text
- https://www.northwoodmedical.ca/wp-content/plugins/super-forms/uploads/php/files/hs8s1lsnutaertjh33pvrq2ekp/1755650603.pdfIn PDF document text
- https://minutesnap.com/wp-content/plugins/super-forms/uploads/php/files/5371fcf883d6a1a097849ef9b82bac5f/6090838210.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/dc15cb17993d4b363ab6762ff0403445/ruruwononabaki.pdfIn PDF document text
- https://iguanapools.com.au/wp-content/plugins/super-forms/uploads/php/files/vad2qmitgavjfh797734flfqba/gagamaxunegew.pdfIn PDF document text
- https://www.areatransfers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607216b1f3a54---jabimono.pdfIn PDF document text
- http://jtour.vn/userfiles/file/roxosifa.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c748645873---23017288100.pdfIn PDF document text
- https://action-roofing.com/wp-content/plugins/super-forms/uploads/php/files/76a9d09b766238cdb293be5843099b53/vamojizamujajazidavuwot.pdfIn PDF document text
- https://hacunamatata.ru/wp-content/plugins/super-forms/uploads/php/files/c8d9dfb2f5404f1af935d99621852e80/vabutuzejelase.pdfIn PDF document text
- http://3handseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/160727faeece3c---13215953430.pdfIn PDF document text
- http://blog.crowdly.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b30029ba0f---zaminavijosoxodopisogov.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=red+betiyan+songPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC37 | 5116 bytes |
SHA-256: cb04a05601ad52ed13767dffd20acf6388ba634ff0358bb4af2f3b35e16a0b04 |
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font_01_sfnt_off0000edbe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDBE | 11328 bytes |
SHA-256: bdac8c0e5426af2e36888bc763438734b03ca2ab913c7c5b01e42514ff276c58 |
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