MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The 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 disposable hosting or compromised CMS uploads, suggesting a link farm designed to redirect users to potentially harmful content. The presence of embedded URLs and the nature of the heuristics strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://drafthe.ru/uplcv?utm_term=watch+escape+room+2+full+movie PDF link annotation
- https://edgecs.com/documents/64945141659.pdfIn PDF document text
- http://amuseonline.com/absite/userfiles/file/gamolagogefowov.pdfIn PDF document text
- http://herium.net/FileData/ckfinder/files/20210910_B44068B18BC9BD98.pdfIn PDF document text
- http://parvazyab.net/basefile/api203/files/rewajubefebugufu.pdfIn PDF document text
- http://homelife-superstars.com/image/files/85326335524.pdfIn PDF document text
- https://www.studioline.ie/ckfinder/userfiles/files/47384362866.pdfIn PDF document text
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/ebju4m3isd7drvou084hdkbbgf/wivewedapav.pdfIn PDF document text
- http://mispuntossaga.com/campannas/file/47834458729.pdfIn PDF document text
- http://tecs4.com/intranet/ckfinder/userfiles/files/94177083764.pdfIn PDF document text
- https://doanhnghiepvietnam.org/img_duhoc/files/divaveg.pdfIn PDF document text
- http://jeykrishnaclub.com/images/file/vabebowikilav.pdfIn PDF document text
- http://rialta.ie/userfiles/files/rafifolorunigizevin.pdfIn PDF document text
- http://lagostena.it/userfiles/files/40841494119.pdfIn PDF document text
- http://caythuocnam.org/images/files/padatazozupu.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/161363ef6ebf0c---gevojowerakobawuj.pdfIn PDF document text
- https://lidiyageorgieva.com/ckfinder/userfiles/files/milefi.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613819ed66559---65140676553.pdfIn PDF document text
- https://broadcasthub.com/ci/userfiles/files/86017470078.pdfIn PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f250a1255d---13750985652.pdfIn PDF document text
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/kb1843j6o9hbiub7qfnjq5eu1s/47088544264.pdfIn PDF document text
- http://travelbilet.ru/sites/default/files/file/66742829555.pdfIn PDF document text
- http://canadianrockies.ca/files/file/14452762671.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_off0000f8a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8A9 | 10920 bytes |
SHA-256: bf1c92b7d78e6e3f535581469216c50bce63b772772a85d7085b9cf5995a262b |
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font_01_sfnt_off00011210.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11210 | 17636 bytes |
SHA-256: aeb389a5a16571aa601c87d7524469cb6daeeee1ca324f678be4eeab48b2f98f |
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font_02_sfnt_off00013fde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FDE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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