MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous embedded URLs, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to manipulate search engine rankings or redirect users to malicious content. The presence of external URIs and compromised CMS uploads further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://trevorhannant.com/77929906071.pdf In PDF document text
- http://allasclub.com/campannas/file/58218222344.pdfIn PDF document text
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/713129ed53d9abfd662f83ec08908d6f/37964108772.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b22094e074---62412327163.pdfIn PDF document text
- http://konditsionery-reutov.ru/upload_picture/file/bevadajetilezijidujik.pdfIn PDF document text
- http://zjnep.com/ckeditor/ckfinder/userfiles/files/zaxupifimemodujijagavim.pdfIn PDF document text
- http://vitalchurchesinstitute.com/files/file/7185607096.pdfIn PDF document text
- https://keralatemples.info/ckfinder/userfiles/files/kewidiludunarodogi.pdfIn PDF document text
- https://geniodelweb.com/file/vorerik.pdfIn PDF document text
- http://mimarkamilozkartal.com/userfiles/files/rexiduzap.pdfIn PDF document text
- http://www.stockholmswingallstars.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137b943f15c2---35271415576.pdfIn PDF document text
- http://sromedical.com/file_media/file_image/file/81755248435.pdfIn PDF document text
- http://northmarking.com/userfiles/files/97118998594.pdfIn PDF document text
- http://mobil-tech.com/files/jafidewomozagovemazezake.pdfIn PDF document text
- https://www.infratechgroep.nl/wp-content/plugins/super-forms/uploads/php/files/a2e123fc7c1aa1250247b8bf5be8fef1/nesidagofupeb.pdfIn PDF document text
- http://wagnerpc.com/userfiles/files/wokeligusivetunefupi.pdfIn PDF document text
- http://lishasurgical.in/ckeditor/ckfinder/userfiles/files/solovedibipigasan.pdfIn PDF document text
- http://highgaincomposites.com/img/file/20219419521.pdfIn PDF document text
- https://oreopay58.com/ckfinder/userfiles/files/66379783106.pdfIn PDF document text
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/1613a06360e285---93735323033.pdfIn PDF document text
- https://georeno.ca/userfiles/files/70206728582.pdfIn PDF document text
- http://ayurveda-shiatsu-nice.com/upload/files/fumidoxawi.pdfIn PDF document text
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/62063963975b6accc26a1379fd6a48e8/58664367796.pdfIn PDF document text
- http://intelekt.biz/uploads/pages/files/jutabawewimo.pdfIn PDF document text
- http://reanda.com/jingkelun/userfiles/files/20210905130201.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=cadilac+dinossauro+para+androidPDF 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_off0000c4ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC4EE | 10408 bytes |
SHA-256: e8ce11c45fe58c806ad9b8870b9fce69569bd52c6069c0df5efb1ada6b9d780d |
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font_01_sfnt_off0000dc8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC8A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f49c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF49C | 18164 bytes |
SHA-256: e1fff817883afac032d9ddd31e41f364b84ea2a182e87b5602970eedc2ee0640 |
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