MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged 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 designed to redirect users to malicious sites. The presence of embedded URLs and the nature of the heuristics strongly suggest this document is part of a phishing or malware distribution campaign, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://medvor.ru/uplcv?utm_term=uda+ada+punjabi+movie+download PDF link annotation
- http://www.pics4us.de/userfiles/file/51629795267.pdfIn PDF document text
- http://mwcapital.net/ckfinder/userfiles/files/48854735364.pdfIn PDF document text
- http://zlhk.ru/upload_picture/file/81143891484.pdfIn PDF document text
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/16149d90ab64ff---61534391084.pdfIn PDF document text
- https://peoplesmodelinternational.com/ckfinder/userfiles/files/dovejuvuju.pdfIn PDF document text
- http://phanvienphianam.com/uploads/userfiles/file/legipibivolularonu.pdfIn PDF document text
- http://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/16145b8c23add2---xogorezazaluperefazupivad.pdfIn PDF document text
- https://metroguards.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16150a838ba0de---taniwonamakatav.pdfIn PDF document text
- https://reparation-mobile.net/userfiles/file/wowegifok.pdfIn PDF document text
- http://www.ekoforte.com/upload/file/33743659018.pdfIn PDF document text
- http://lex.tj/img/file/bekepexitifiwamuxusuzego.pdfIn PDF document text
- https://bienenaktuell.com/sites/bienenaktuell.com/files/file/vejigiku.pdfIn PDF document text
- http://bannermaul.com/userData/board/file/bodokibotesetibubutupudep.pdfIn PDF document text
- http://xn--or3bi2da319p.com/upload/fckeditor/file/2073525081.pdfIn PDF document text
- http://stigstudiotecnico.it/userfiles/files/6306161303.pdfIn PDF document text
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16153c1a54e6dc---82179852748.pdfIn PDF document text
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/c29908246ae16a4a52911de0d798cd61/nozof.pdfIn PDF document text
- https://gullyracing.it/admin/ckfinder/userfiles/files/zegetis.pdfIn PDF document text
- http://kondicionery-domodedovo.ru/upload_picture/file/24398208394.pdfIn PDF document text
- http://vincitydata.com/uploads/ckfinder/files/gogefutadugu.pdfIn PDF document text
- http://kfbma.org/files/fck/file/powupefanogofetumokufog.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_off0000b668.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB668 | 10716 bytes |
SHA-256: c9d8f659fe3ac8eaa07e985621f00192d7c8afeef03bb19222edc1c0b4d5e9af |
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font_01_sfnt_off0000ceb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEB1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e6c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6C3 | 19052 bytes |
SHA-256: 36ab80a625336fc305a2202202b20c3ed1e0c4f67ac1bba4691ddecbb18bda17 |
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