MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs pointing to various domains, many of which are identified as part of a link farm. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a high likelihood of this document being used for phishing or distributing malicious content by directing users to a network of disposable sites. The ML classifier and ClamAV detection strongly support the malicious nature of this file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
Heuristics 5
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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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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://zmiz.hr/userfiles/file/65039707355.pdf In PDF document text
- http://vitali-schulz-eiskunstlaufen.de/userfiles/files/40158142855.pdfIn PDF document text
- https://komunalno.vrgorac.hr/files/65798943919.pdfIn PDF document text
- http://drprdesaihospital.com/uploads/41455933561.pdfIn PDF document text
- http://kbidc.kr/upload/editor/file/1633233187.pdfIn PDF document text
- https://fobh.net/userfiles/files/bewitusabewoj.pdfIn PDF document text
- http://kanoonkaraj.ir/dbmanager/filebank/htmlgallery/file///muxefumasatiliburenijo.pdfIn PDF document text
- https://harkakotony.hu/UserFiles/file/vikunugagujibepazufeza.pdfIn PDF document text
- http://lidaoxc.com/upload/files/36843202103.pdfIn PDF document text
- https://gedayapi.com/userfiles/file/59740316269.pdfIn PDF document text
- http://sensor4you.com/fckeditor/editor/filemanager/connectors/php/fckeditor/upload/202110/file/2811122300.pdfIn PDF document text
- https://ymvii.com/admin/upload/files/jiziz.pdfIn PDF document text
- http://cableesmaltado.com/d/files/ladubasesi.pdfIn PDF document text
- http://watdoenwevandaag.nl/upload/dobositikona.pdfIn PDF document text
- http://n3ss.ro/ckfinder/userfiles/files/7180098764.pdfIn PDF document text
- https://tttinox.com/upload/userfiles/files/jerutuwugunifajejezozo.pdfIn PDF document text
- https://fertilizergranulatorprice.com/d/files/lufeparuwumubasogekoj.pdfIn PDF document text
- http://bielle-srl.com/userfiles/files/wowogowazewamaj.pdfIn PDF document text
- http://4yoga.by/pics/files/58969410107.pdfIn PDF document text
- https://phukienbep.net/media/files/12113536015.pdfIn PDF document text
- http://basyapiemlak.com/yukleme_klasoru/userfiles/file/61569209768.pdfIn PDF document text
- http://amsasecretariat.fr/userfiles/file/17259824316.pdfIn PDF document text
- https://cruiseship.cruises/wp-content/plugins/super-forms/uploads/php/files/v6a511vpgtip20ljuhsdk8fnt9/xidumoge.pdfIn PDF document text
- http://www.prunay-en-yvelines.fr/ckfinder/userfiles/files/55521754973.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=i+put+a+spell+on+you+lovecraft+countryPDF 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_off0001079c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1079C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011fae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FAE | 21980 bytes |
SHA-256: 097ae5c955ebefb523058dd92ada00767799a6c8b7edd1a89190d7fc8cc96fa2 |
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font_02_sfnt_off0001581f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1581F | 10612 bytes |
SHA-256: 84f1d618fcb5b89e9f579821a3df579c98b4d095c221d23e6e4aa400ec5c40cf |
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