MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to numerous URLs, some hosted on potentially compromised CMS uploads. The PDF structure and embedded links suggest a phishing or malware distribution lure, aiming to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 http://sirmamedia.com/ckfinder/userfiles/files/36911916489.pdf In PDF document text
- http://edilgroupdigiovanni.it/userfiles/files/barinitebemutidajinexij.pdfIn PDF document text
- http://nfc.soo.jp/file/gudewuxuwerigage.pdfIn PDF document text
- https://efficimm.fr/userfiles/files/zijuma.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/20471ac64d5a7c6dd946cd4a20e03204/88338647633.pdfIn PDF document text
- https://mavachhaiphong.com/upload/files/37161222806.pdfIn PDF document text
- http://rlangkhan.com/upload/userfiles/files/derikojuba.pdfIn PDF document text
- http://ukrkarta.ua/fckeditor/userfiles/file/97489680308.pdfIn PDF document text
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/1613edc36ea057---rezupiluzupepabitalada.pdfIn PDF document text
- https://rtquery.reitoken.org/Coaching123/images/files/25537075671.pdfIn PDF document text
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613dda8fce8f4---tegofa.pdfIn PDF document text
- http://opakowania-loga.pl/zdjecia/fotki/file/vizowuti.pdfIn PDF document text
- http://sevoir.hu/uploads/file/lowuwegelazeladuriwenug.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/d3627d85e01335af00ce105e3d62ede7/fixug.pdfIn PDF document text
- https://hagabb.ro/ckfinder/userfiles/files/zepanodevube.pdfIn PDF document text
- https://rentcar888.com/uploads/files/202109080905529539.pdfIn PDF document text
- http://getem.pl/files/file/ninonezited.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/a503161d2a138af0db617fab2d7d234e/xejiju.pdfIn PDF document text
- https://tapetcenter.ro/app/webroot/files/userfiles/files/99312582438.pdfIn PDF document text
- http://www.europesolidaire.eu/userfiles/files/10677057055.pdfIn PDF document text
- http://elementyzlaczne.pl/media/file/76178110415.pdfIn PDF document text
- http://myphamvickwhitebeck.vn/luutru/files/61480453372.pdfIn PDF document text
- http://meta-min.com/files/lojedodaketesewepasojele.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=the+amazing+son+in+law+novel+pdfPDF 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_off0000d8dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8DD | 10920 bytes |
SHA-256: dfd5e1d1fea5d93b70af6797bef50c1a85b8e19e90ca854b40a932392ff5dee7 |
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font_01_sfnt_off0000f1d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1D4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000109e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109E6 | 19284 bytes |
SHA-256: 64c8074d8eac76076a20e24ab29644032f448b6e438a20b03ac13dac721437f0 |
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