MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm used for phishing or malware distribution. The PDF structure and embedded links align with techniques used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9908
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://bakotech.at/uploads/ckeditor/files/sagunekibiwulokosabesavo.pdf In PDF document text
- http://topup-fight.com/ckfinder/userfiles/files/nesep.pdfIn PDF document text
- http://serdceprirody.ru/userfiles/file/loregugiba.pdfIn PDF document text
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/b0288a3953e4e98602175a32acb6d2a3/57059096115.pdfIn PDF document text
- https://ozora.schaffsen.com/contents/file/55288965618.pdfIn PDF document text
- http://missteenqueenuk.com/userfiles/file/94823627588.pdfIn PDF document text
- https://linhngapt.vn/upload/files/zasoxololop.pdfIn PDF document text
- http://ttlh.vn/storage/ckfinder/files/nuwupowinowefuvevixi.pdfIn PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161395f5b75852---14319977668.pdfIn PDF document text
- http://wamer.org/userfiles/file/bikivepimupidebejugi.pdfIn PDF document text
- https://divinenine.net/userfiles/file/jojakawutozu.pdfIn PDF document text
- https://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/16130ee4600374---jetipefawob.pdfIn PDF document text
- http://duocthientam.com/uploads/ckfinder/files/27566936993.pdfIn PDF document text
- http://architettoangeli.it/userfiles/files/3429473227.pdfIn PDF document text
- http://torby.kbo.pl/ckfinder/userfiles/files/40367168424.pdfIn PDF document text
- http://pscemetery.com/userfiles/file/pibokadagivirutaloni.pdfIn PDF document text
- http://kidsjeodo.com/images/files/votowanolamuzukupopiki.pdfIn PDF document text
- https://haysalon.com/public_html/userfiles/file/roref.pdfIn PDF document text
- http://okna-kursk.ru/page_edit/_samples/userfiles/files/muvamiwasonajozaberubo.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/4qubrv2099ujn7okmv8up9o3v8/92155831316.pdfIn PDF document text
- https://evpersoneli.net/ev-personeli/file/54367445686.pdfIn PDF document text
- https://eccdc.org/application/webroot/userfiles/file/gixobudetivuwik.pdfIn PDF document text
- http://escolacaritas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613771ebaa8d3---11592890232.pdfIn PDF document text
- http://maidichike.com/upload/files/86836011036.pdfIn PDF document text
- https://meganimal.pt/site/upload/file/sudatotodif.pdfIn PDF document text
- http://maychebiengoduykhuong.com/media/ftp/file/50292398976.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=speed+post+started+in+indiaPDF 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_off0000bfc7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBFC7 | 10412 bytes |
SHA-256: d77fe15c2b4ceca87c42fae327485b0551194b81a4d5f297a128b198c1357b7d |
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font_01_sfnt_off0000d770.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD770 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ef82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF82 | 17332 bytes |
SHA-256: 82fe11638d3d7190ee3b8061a89ea804412b967858b3ba3ae2f78d50541f9df9 |
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