MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to compromised websites, suggesting a phishing or malware distribution scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this by indicating the use of disposable hosting for link farms, a common tactic in malicious campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://pebyte.com/wp-content/plugins/super-forms/uploads/php/files/hii92581tm4h4eu385vhg4p806/rapuziwavuguwex.pdf In PDF document text
- https://accu-split.com/userfiles/files/92856357844.pdfIn PDF document text
- http://cyklo-sport-servis.cz/UserFiles/File/vevagexowenafekijox.pdfIn PDF document text
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/adqmi92s14l76m7di57tk60dbs/5247241997.pdfIn PDF document text
- https://vestol.bg/files/file/53668504195.pdfIn PDF document text
- http://rsentco.com/upload/file/85263824837.pdfIn PDF document text
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160726da192018---40967597811.pdfIn PDF document text
- https://civilkontroll.hu/uploads/file/47950768896.pdfIn PDF document text
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081800b2ffb8---tagodudolugubux.pdfIn PDF document text
- http://longarmquiltacademy.net/fckeditor/userfiles/file/gakebugiperabapa.pdfIn PDF document text
- https://weddingitaly.jp/images/file/59789115836.pdfIn PDF document text
- https://hartwellcook.com/wp-content/plugins/super-forms/uploads/php/files/e3c66f99f45e3ea10110e9ff617553ae/zigunisido.pdfIn PDF document text
- http://kuryakyn.ru/userfiles/file/zaluwuj.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/6e3897dc6431faa6f9bcbb7c54a9cc22/jigiguza.pdfIn PDF document text
- http://www.tsahimmongol.com/uploads/images/files/pagivosa.pdfIn PDF document text
- http://keifo.ru/ckfinder/userfiles/files/11074097240.pdfIn PDF document text
- https://pluckywize.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e7e6f2e8685---34639431607.pdfIn PDF document text
- https://baigiangtoanhoc.com/upload/files/84244497500.pdfIn PDF document text
- http://adabaskimerkezi.com/upload/file/jujulelijajunew.pdfIn PDF document text
- https://pensionatiitalianiinportogallo.it/wp-content/plugins/super-forms/uploads/php/files/49737972f24a35fbaf6e45d6c83082c8/18058078444.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=sungrow+sg125hv+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_off0000ba7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA7A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d291.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD291 | 10868 bytes |
SHA-256: 9823041a02b0ada38e27a0990cb0500d363680d7114acf7a0b0fbc8b3bea65af |
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font_02_sfnt_off0000eba5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBA5 | 16984 bytes |
SHA-256: 2d389d16bd919ca626290ed05a9911d2a488fed77727cdc325df87000574e6aa |
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