MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The PDF structure and embedded links are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://www.baptistenhardenberg.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160e7974e69347---woradovetikugexidos.pdf In PDF document text
- http://dodici12.ru/wp-content/plugins/super-forms/uploads/php/files/l9v7t8i3kns1j1ea9olb3bn7b3/pexibipabogurimog.pdfIn PDF document text
- http://yhbinternational.com/userfiles/file/64084844379.pdfIn PDF document text
- https://vivekanandbawwa.com/userfiles/file/gemimawituvaloruw.pdfIn PDF document text
- https://www.alugutader.fr/ckfinder/userfiles/files/fonovav.pdfIn PDF document text
- http://cbcom.eu/ressource/site-image/files/64497407585.pdfIn PDF document text
- http://allamericannursing.com/userfiles/file/16229839164.pdfIn PDF document text
- http://timatey.kz/wp-content/plugins/super-forms/uploads/php/files/o0pbh6em47pdnl758ht9s1hhm1/wozavi.pdfIn PDF document text
- http://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607687269a195---82109084087.pdfIn PDF document text
- http://xn--80aguejfegacgj0ad.xn--p1ai/pict/file/98803846620.pdfIn PDF document text
- http://veronikavilla.hu/userfiles/file/wupajisizugipu.pdfIn PDF document text
- http://bioscipublisher.com/files/upfiles/file/josubefatumegajet.pdfIn PDF document text
- http://lnianemarzenie.pl/userfiles/file/fipamoriziv.pdfIn PDF document text
- http://jyjwqj.com/uploadfile/file///2021082206040212.pdfIn PDF document text
- http://www.sm.ac.th/ckfinder/userfiles/files/pofixadiji.pdfIn PDF document text
- http://heureka-cz.eu/files/fisikepowav.pdfIn PDF document text
- https://aquaprosmart.com/userfiles/files/92977847311.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084a8562f238---22293012502.pdfIn PDF document text
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/3bf868db1007c8df8d850987df93c91c/remugaloleluzoluvivi.pdfIn PDF document text
- https://reparation-mobile.net/userfiles/file/dorukomi.pdfIn PDF document text
- http://mnogonomerov.ru/uploads/file/74775484556.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=wisc-iv+interpretive+manualPDF 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_off0000cda6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDA6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e5b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5B8 | 17660 bytes |
SHA-256: 0589f4bd15e9400b382d1c5b40558f783a768cd79d1db58be14937475602c040 |
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font_02_sfnt_off0001131d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1131D | 10608 bytes |
SHA-256: 6ef6bd8365747f835d4eafdb478afdee0f45b409b7153c42aefab9fe07cdea56 |
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