MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, forming a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution. The presence of a 'download button' heuristic further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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 http://oticonshop.com/ckfinder/userfiles/files/68187933091.pdf In PDF document text
- https://morethancars.eu/uploads/edytor/file/xuruwalusaw.pdfIn PDF document text
- http://panel2conso.com/userfiles/file/wifuwadupasenelo.pdfIn PDF document text
- http://opusincertum.it/userfiles/files/nalidovaxuridizabagafabi.pdfIn PDF document text
- https://styliststudios.com/imagesTE/file/muwizerawipapipon.pdfIn PDF document text
- http://joelcsimonesq.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zivuziwubosasukuv.pdfIn PDF document text
- http://suurelepa.ee/data/file/mimamipomupipepigetaxa.pdfIn PDF document text
- http://s13cf5ef.alojamientovirtual.com/ropadefutbolbarata/userfiles/file/kevoxiremejifikogawe.pdfIn PDF document text
- https://havilahbuilders.com/userfiles/file/lililozikulizaxos.pdfIn PDF document text
- http://imaginove.eu/data/Files/sebuzubizivusowigozaboxe.pdfIn PDF document text
- https://bistro-8.com/wp-content/plugins/super-forms/uploads/php/files/def0d082b98ffeaafeadc06cd4e0073a/43312783100.pdfIn PDF document text
- http://mjengo.org/FCKeditor/editor/filemanager/connectors/php/connector.php?Command=FileUpload&Type=File&CurrentFolder=%2Ffile/nuzogojifivamuleb.pdfIn PDF document text
- http://infrabud.eu/fckpliki/file/59193427060.pdfIn PDF document text
- http://fosterfreezesantarosa.com/uploads/files/sepototorafodosikedileto.pdfIn PDF document text
- http://stfurnimart.com/file_media/file_image/file/teguvuteri.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614112096b310---xotikuxunesogigevu.pdfIn PDF document text
- http://geombiagioschettino.eu/userfiles/files/lesebitodekivevaf.pdfIn PDF document text
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/6ec4de97519a6a545959d40fa494f3ea/popelafu.pdfIn PDF document text
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/d27f8326b84eafc83f395626fa41dac2/37819210017.pdfIn PDF document text
- http://zoltysnieg.pl/pliki_wyswig/files/34559563186.pdfIn PDF document text
- http://youngshiny.com/userfiles/file/1630636472.pdfIn PDF document text
- https://myclubowners.travelenvogue.com/userfiles/files/lomigudumudi.pdfIn PDF document text
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c472394989---regarepefovogovok.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=download+pes+2016+isoPDF 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_off0000eb5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB5C | 22684 bytes |
SHA-256: 3ef0b153c3e3debfbbd7e97daae93c5e508df306e9c4df26338cc47ae82f1a6b |
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font_01_sfnt_off0001263e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1263E | 10736 bytes |
SHA-256: 971e4c2ae6fa2ffdaa06cd5f621e37d5dbc143b1feaa13eaa90430cdf86eba5a |
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font_02_sfnt_off00013f23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F23 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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