MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised websites or disposable hosting. Heuristics indicate this is a link farm designed to redirect users to potentially malicious content. ClamAV detection and ML classification confirm the malicious nature of the PDF, likely as a phishing or malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://pvsystreports.com/wp-content/plugins/super-forms/uploads/php/files/0hfi6apsoju58sn38l948sanf6/nasinakenesesipuvebadimub.pdf In PDF document text
- http://jyjwqj.com/uploadfile/file///2021051804001717.pdfIn PDF document text
- http://www.niziointerior.pl/upload/file/nuwap.pdfIn PDF document text
- https://digicpictures.com/downloads/9803360132.pdfIn PDF document text
- http://hondaototanan.com/upload/files/22964351944.pdfIn PDF document text
- http://marymo.ru/uploads/files/pabeligisulu.pdfIn PDF document text
- https://elmawadah.com/userfiles/file/vijareretiponefojiw.pdfIn PDF document text
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/r2mf42khfjlp422j1qjrptq33r/15590898811.pdfIn PDF document text
- http://stsaischoolamritsar.com/slbdavbatala/userfiles/file/54230601605.pdfIn PDF document text
- http://richardarnoldalumni.com/clients/a/ad/ad1dcfa6f69ac51e3fe6bec18f6cf6d6/File/57941175144.pdfIn PDF document text
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160769161b536e---17228410875.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/h2vs5cqg4mqlhr9qgmkreubcrp/vedulujoboxusilupawomika.pdfIn PDF document text
- http://bostonmentors.com/userfiles/file/fixevajovametiruw.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c9442a19e7---7969203448.pdfIn PDF document text
- http://yossy.biz/userfiles/file/52498969423.pdfIn PDF document text
- http://banglatalkies.com/dynamic-images/cms/file/95352786219.pdfIn PDF document text
- http://falerisztika.hu/tmp/65221325124.pdfIn PDF document text
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/1610a7d1487dcc---45187435670.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/okofajjc09p1u8pg2f2fqlgbs4/31455759437.pdfIn PDF document text
- http://ros-grad.ru/fck_editor_files/files/23524624859.pdfIn PDF document text
- http://tatishev.ru/admin/ckfinder/userfiles/files/97737119692.pdfIn PDF document text
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/6f5b5c20ff3b61be93541f819eb8ce38/pofofim.pdfIn PDF document text
- https://www.borzabadi.com/ckfinder/userfiles/files/lanativubarafowifufufewop.pdfIn PDF document text
- http://metrocars.london/survey/userfiles/files/98351536092.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=surah+yusuf+with+urdu+translation+pdf+downloadPDF 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_off0000b9d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9D7 | 16044 bytes |
SHA-256: 69345d7f93b64982fa56f6d6912f34d5c7c70f52daee82b3daff81bf875f2146 |
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font_01_sfnt_off0000e300.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE300 | 10840 bytes |
SHA-256: 733a5f388095e268284efba10bcd53dc99dd7ee5a3c400346d5678bf64d897f4 |
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font_02_sfnt_off0000fbfc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBFC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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