MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains a link farm pointing to various PDF files hosted on potentially compromised websites, suggesting a phishing or malware distribution scheme. The presence of multiple external URIs and a link farm heuristic further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 http://timebank.ru/sites/default/files/photos/pagefile/1747960619.pdf In PDF document text
- https://aitalk.vn/upload/files/dedifanazotejoxawawafibat.pdfIn PDF document text
- http://www.evisiontiendaonline.com/ckfinder/userfiles/files/pidakatuparagixu.pdfIn PDF document text
- https://klcmekatronik.com/ckfinder/userfiles/files/saxarojedasirenarejataju.pdfIn PDF document text
- http://clevio.biz/fckUpload/file/61018849348.pdfIn PDF document text
- http://clinicaveterinariabilancino.it/userfiles/files/81128682089.pdfIn PDF document text
- http://heathrowairporttaxi.website/userfiles/file/51580793151.pdfIn PDF document text
- https://tessuno.com/upload/files/6151948d82c4c.pdfIn PDF document text
- https://www.sesc-am.com.br/Selecao/ckfinder/files/65579432721.pdfIn PDF document text
- http://capmar.eu/userfiles/file/49778799637.pdfIn PDF document text
- https://inchiriereelicoptere.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1614534c2b7a54---wodowaxufopaxidivowojazi.pdfIn PDF document text
- http://losmarinoslanzarote.com/marinarubicon/admin/file/56271313630.pdfIn PDF document text
- http://ilkemymm.com/image/files/pomatowumulasixunamor.pdfIn PDF document text
- http://gensugroup.com/upload/files/54540361472.pdfIn PDF document text
- http://ewhamd.net/upFiles/ckeditor/files/rakitojojalovezajaz.pdfIn PDF document text
- https://zlataraburmevuckovic.com/files/17747295848.pdfIn PDF document text
- https://basalyemek.com/ckfinder/userfiles/files/8356534075.pdfIn PDF document text
- http://mottaing.eu/userfiles/files/gazezed.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613794cd4f10e---wugodifupelaveja.pdfIn PDF document text
- http://livestocktool.com/d/files/mutabovozebutibonuvofusid.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/jcjq4kmk8337vp92tecvnio8ed/jenijofigipukomasox.pdfIn PDF document text
- http://patrick-jardinage.fr/ckfinder/userfiles/files/18375323699.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=yoho+sports+app+download+for+androidPDF 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_off0000b0ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0AD | 16328 bytes |
SHA-256: a77913bed7f465d3ecd022104eb12cd9c746dd6f93e531c0f6bd4439b5eb3907 |
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font_01_sfnt_off0000da6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA6F | 10532 bytes |
SHA-256: a19d47b51896d1d3c7c9f5528024d9187a7ef7f53a0f4de003fc32d6c1104d62 |
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font_02_sfnt_off0000f25e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF25E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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