MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to disposable hosting or compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic further support this, indicating the PDF's primary function is to act as a lure to external, potentially malicious, websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://inwebjor.ru/uplcv?utm_term=apke+avchetan+man+ki+shakti+pdf+download PDF link annotation
- http://hflchw.com/upload/file/91219402150.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/7820l9aef33gf02i913codn7dq/19633389532.pdfIn PDF document text
- http://phongkhamthienhoa.org/images/files/53011288683.pdfIn PDF document text
- http://tiwtactic.com/userfiles/files/vematuxet.pdfIn PDF document text
- http://thegioichuyendong.info/app/webroot/upload/files/rodadifegunuguxon.pdfIn PDF document text
- https://bccphil.paramedix.biz/uploadfiles/file/webifulujexuwebagowesuduk.pdfIn PDF document text
- https://netlandschool.cl/files/18686159269.pdfIn PDF document text
- https://lorus.rs/files/zusudup.pdfIn PDF document text
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142ebdbce000---jimexaresotefowikevololor.pdfIn PDF document text
- http://primebrokeragetx.com/ckfinder/userfiles/files/jutobiwesolawif.pdfIn PDF document text
- https://dzido.pl/userfiles/file/82207296002.pdfIn PDF document text
- http://opuspointpartner.com/ckfinder/userfiles/files/fafasaxediwuvidisi.pdfIn PDF document text
- http://tiramisu-o.com/yamituki-n/uploads/files/90034441656.pdfIn PDF document text
- http://eventologia.com/userfiles/files/62319797912.pdfIn PDF document text
- https://windsbs.biz/files/file/38114718600.pdfIn PDF document text
- http://artbaget.net/admin/ckfinder/userfiles/files/23299424245.pdfIn PDF document text
- http://sake-tori.com/images/library/File/nujukorekujubapasoje.pdfIn PDF document text
- http://delve-cr.com/uploads/35491245452.pdfIn PDF document text
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/16144902f7a748---fivojizefiwu.pdfIn PDF document text
- http://kuehllawpc.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/jifosimosatixe.pdfIn PDF document text
- https://sf-tfi-pgu.uz/wp-content/plugins/super-forms/uploads/php/files/6c2ed830375aabaa4d3ab49592ecf40c/73953664324.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_off0000bbeb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBEB | 18744 bytes |
SHA-256: cc173a166afac894380e96818aa7a0d16fbe5b2c79ddce8cff13f597a80dfda5 |
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font_01_sfnt_off0000ecf3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECF3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001050a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1050A | 11012 bytes |
SHA-256: 1d7f79de129ae862faa0631c7d619394de96b278f4658891e46e069e3bf156bd |
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