MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to websites hosted on compromised CMS platforms or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery through these links.
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://elite-nails.pl/Upload/file/moxokugejuvaxutajisibosir.pdf In PDF document text
- https://soi.icami.mx/ckfinder/userfiles/files/84511499940.pdfIn PDF document text
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132b481b88f2---mumafuwelobod.pdfIn PDF document text
- http://gnox.vn/upload/files/92171195448.pdfIn PDF document text
- http://aibasylhet.edu.bd/app/webroot/ckfinder/userfiles/files/85283768813.pdfIn PDF document text
- http://mikailang.net/userfiles/file/20210906003826_732657658.pdfIn PDF document text
- http://dryoucosmeceutical.com/userfiles/files/30215007941.pdfIn PDF document text
- http://didaconcept.com/admin/fckeditor/file/74897729986.pdfIn PDF document text
- http://tianfonmm.com/d/files/kokanonineg.pdfIn PDF document text
- http://zelene-centrum.cz/webpagebuilder/ckfinder/userfiles/files/ginefexisobexowapuxuloma.pdfIn PDF document text
- https://jeevandeepspecialcare.com/ckeditor/ckfinder/userfiles/files/6890958863.pdfIn PDF document text
- https://suacuacuontoanphat.com/upload/files/89143766306.pdfIn PDF document text
- http://assessmentinsight.com/ckfinder/userfiles/files/26396468178.pdfIn PDF document text
- https://broadstripe.com/wp-content/plugins/super-forms/uploads/php/files/5f2f00e4bcdeb9c8c2a3923a50973798/sigewo.pdfIn PDF document text
- http://watdoenwevandaag.nl/upload/6873250885.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/161388cef43ddd---74510959883.pdfIn PDF document text
- http://ebd.su/UFD/7623/files/21623743480.pdfIn PDF document text
- http://ckud.handysociality.com/upload/files/wemevevimemaxumewuregaz.pdfIn PDF document text
- http://headlinesdinerla.com/uploads/files/fewafuvirinojalan.pdfIn PDF document text
- http://modernplating.com/userfiles/file/15951275242.pdfIn PDF document text
- http://yangs-ns.com/ckfinder/userfiles/files/20210911064615.pdfIn PDF document text
- https://greenbins.ca/ckfinder/userfiles/files/riwavasapamolevomeme.pdfIn PDF document text
- https://nordavril.com/userfiles/file/62339130910.pdfIn PDF document text
- http://kleiberit.ru/files/file/83350971696.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=need+for+speed+underground+2+mod+apkPDF link annotation
- https://rt9.rspo.org/ckfinder/userfiles/files/51908959394.pdfIn PDF document text
- 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_off0000bbc4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBC4 | 17564 bytes |
SHA-256: d59234b06be7d9b4ecae5683a9beb7ef8838f261d3d2ab4bf132aa2d852b87c0 |
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font_01_sfnt_off0000e9d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9D0 | 10892 bytes |
SHA-256: eaf8c9df168ee6605aa65ebefd7c7a7822e6e2dce587bdd3389c33c45cef035b |
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font_02_sfnt_off000102e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102E2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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