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 external URIs and link farms pointing to potentially compromised websites, suggesting a phishing or credential harvesting campaign. The PDF structure and embedded links are consistent with a spearphishing attachment delivery method.
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://philabc.ru/uplcv?utm_term=is+sd+card+internal+storage PDF link annotation
- http://a1-automotivegroup.com/upload/files/18090290001.pdfIn PDF document text
- https://condicionamentofisico.com/arquivos/file/45862431962.pdfIn PDF document text
- https://www.antoniopopolizio.it/ckfinder/userfiles/files/87654016648.pdfIn PDF document text
- http://cybernet-ap.com/UserFiles/File/junelusotinosurakad.pdfIn PDF document text
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613c65bd58043---saduzu.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/1612f4be2d48f8---96198835010.pdfIn PDF document text
- http://kemnhapkhau.com/upload/files/lotugomabatoxog.pdfIn PDF document text
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/16135aeefaffc8---71716699899.pdfIn PDF document text
- https://paklya.su/design/img/upload/file/52370996434.pdfIn PDF document text
- http://karthikeyanjayaram.com/userfiles/file/12006189708.pdfIn PDF document text
- http://consol.hu/images/uploadedimages/file/75054768835.pdfIn PDF document text
- https://jetaime-shop.com/files/22274142429.pdfIn PDF document text
- https://muacash.com/webroot/img/files/vabonikisesawapuwasoxedak.pdfIn PDF document text
- http://meble-tk.pl/userfiles/file/suvixoraxere.pdfIn PDF document text
- http://topmebli.com/content/xuploadimages/file/73827502377.pdfIn PDF document text
- http://aedjtjdshbf.pretty-match.com/upload/files/26089786986.pdfIn PDF document text
- https://odontologosmalca.com/images/userfiles/file/53403452493.pdfIn PDF document text
- http://crescentcarpets.com/userfiles/file/75396040063.pdfIn PDF document text
- http://soft-pro.hr/upload/datoteke/83688712291.pdfIn PDF document text
- http://portableandcool.com/files/files/kuwesiluzumok.pdfIn PDF document text
- http://stylekd.ru/files/lejetudojekum.pdfIn PDF document text
- http://partnercable.hu/files/43772470984.pdfIn PDF document text
- http://oodow.cn/upload/file/210916093329232004uygru539hvgg.pdfIn PDF document text
- http://envisystem.com/upload/userfile/files/39271767223.pdfIn PDF document text
- http://fslawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xakodij.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_off0000d6f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6F9 | 10496 bytes |
SHA-256: 3d205be0874f871dd7d1c104db66cdacdfacc3e53bac6753fb53ca5c49866038 |
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font_01_sfnt_off0000eeb5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEB5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000106c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106C7 | 16920 bytes |
SHA-256: c80699aac17f12233a82a08ac0ca0442472605ac7f36c3a38985f69d55855d4a |
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