MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier with high confidence. Heuristics indicate the document functions as a link farm, directing users to multiple external URLs, some hosted on compromised WordPress sites. The presence of numerous unknown-reputation URLs suggests an attempt to distribute malicious content or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://laborke.ru/uplcv?utm_term=wonder+woman+1984+stream PDF link annotation
- http://asja-doll.ru/userfiles/file/20330620216.pdfIn PDF document text
- https://vongtaytramhuong.vn/upload/files/pudamutapa.pdfIn PDF document text
- http://encino.ilovepokebar.com/uploads/files/16033309696.pdfIn PDF document text
- http://cateringkieuan.com/uploads/userfiles/file/58968444441.pdfIn PDF document text
- https://artlabjo.com/userfiles/file/70625735197.pdfIn PDF document text
- https://learnrkb.jugalbandiresearch.com/ckfinder/userfiles/files/lotebutegesorewefu.pdfIn PDF document text
- http://micruts.org/userfiles/file/kiloxugokixutanugitir.pdfIn PDF document text
- https://truonggiangcompany.com/userfiles/file/62302234966.pdfIn PDF document text
- http://verkaufs-akademie.com/userfiles/file/pamekavejigesep.pdfIn PDF document text
- http://anael.fr/fckeditor/userfiles/file/4760020402.pdfIn PDF document text
- https://gkia.org/kingkong/userfiles/files/lelowuvu.pdfIn PDF document text
- http://squarcialupirelaxinchianti.com/writable/public/userfiles/file/miposokideloto.pdfIn PDF document text
- http://senvietsystem.com/ckeditor/upload/files/zorumobegakanutin.pdfIn PDF document text
- https://fa-vietnam.com/webroot/img/files/73518942631.pdfIn PDF document text
- http://ttccid.com/userfiles/files/zalirejezugo.pdfIn PDF document text
- https://cokhivietuc.com/img-vietuc/files/semovitaxaxugesupevipibik.pdfIn PDF document text
- http://dreesmann-foto.de/userfiles/file/28183414035.pdfIn PDF document text
- http://sushimura1.com/uploads/files/zafisanujulomokolo.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16131797534ac3---68935612966.pdfIn PDF document text
- http://mweb.cz/images/file/babodawesas.pdfIn PDF document text
- https://etadelloro.it/images/file/gobasamegule.pdfIn PDF document text
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/1da1k5sfbv4gad5psh04rv4jh3/25156031207.pdfIn PDF document text
- http://nhasachconggiao.com/luutru/files/7902859205.pdfIn PDF document text
- https://jdbailbonds.com/wp-content/plugins/super-forms/uploads/php/files/c0eb098332fa23788149cdbf7cbc3a34/nipabafolakutis.pdfIn PDF document text
- https://duproject.com/uploadEditor/files/79027332460.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_off0000ca0f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA0F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e221.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE221 | 17952 bytes |
SHA-256: db8a278011320027515e8b8d023b2869d483be148b71ae724ab6e054e691d051 |
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font_02_sfnt_off000110f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110F1 | 10856 bytes |
SHA-256: 6abe87328d6405c317c7047ebedce79a930199db277066b803ca44ef27cf4ea1 |
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