MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm or phishing lure. The presence of ML and ClamAV detections, along with the PDF_SEO_DISPOSABLE_LINK_FARM heuristic, strongly indicates malicious intent. Although no scripts were explicitly extracted, the structure and URL patterns are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://wastran.ru/uplcv?utm_term=serial+number+for+adobe+photoshop+cs6+master+collection PDF link annotation
- https://hacunamatata.ru/wp-content/plugins/super-forms/uploads/php/files/b7f39ee32106fb135281733b1c5e8990/gitajuxuxuwuxi.pdfIn PDF document text
- http://quadocdao.vn/uploads/files/bibikovupo.pdfIn PDF document text
- http://sochistandart.com/ckfinder/userfiles/files/65325418439.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16092dbb442700---23165246491.pdfIn PDF document text
- https://www.colegiodesafio.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/16099f8f938847---zezimi.pdfIn PDF document text
- http://veterina-hrib.cz/user-uploads/files/nifuzewoxoforupibela.pdfIn PDF document text
- https://www.cr-sdc.org/wp-content/plugins/super-forms/uploads/php/files/a24f804e7c3354124b22586adf6a6fa9/83854834215.pdfIn PDF document text
- http://hollywoodterrace.org/clients/863344/File/58359393107.pdfIn PDF document text
- http://gamjagolla.com/uploads/files/mirabakekivovolenadafagu.pdfIn PDF document text
- https://www.northwoodmedical.ca/wp-content/plugins/super-forms/uploads/php/files/41eb5u6cenmq6032lqm6htl0lj/77245920988.pdfIn PDF document text
- http://brilspa.ro/userfiles/file///josekofodojosozif.pdfIn PDF document text
- http://capital96.com/userfiles/file/toradoge.pdfIn PDF document text
- https://futuresbuilder.net/dayafter/uploadimages/newsimages/file/mopadilisonorodazar.pdfIn PDF document text
- http://mea-travel.pl/userfiles/file/82555202246.pdfIn PDF document text
- https://mt-creativestudio.com/ckfinder/userfiles/files/jovaxu.pdfIn PDF document text
- http://www.contectrade.hu/fckfiles/file/59244507109.pdfIn PDF document text
- http://citra.cl/userfiles/file/37767104051.pdfIn PDF document text
- http://provia-events.de/pics/fotos/1/file/wizipiwaditib.pdfIn PDF document text
- http://www.acefence.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082d0982a9f3---57621436369.pdfIn PDF document text
- http://suncitygroup.ir/basefile/suncitygroupir/files/jovobi.pdfIn PDF document text
- https://xn--mgbaf4adbs1bd2i.net/upload/ckfinder/files/76018374150.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_off0000e437.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE437 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fc49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC49 | 16684 bytes |
SHA-256: 9049e7667491dd3adb5234ee48d6810078962f8ae9545a9644bd5e8c1214b573 |
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font_02_sfnt_off000127b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127B9 | 11368 bytes |
SHA-256: 4723e49cf6ac77d3976300ec8b5dde46d5290072ad45cd7fa4573bc847f466b7 |
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