MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many hosted on compromised CMS upload storage, suggesting a phishing or malware distribution scheme. Although no scripts were explicitly extracted, the PDF structure and embedded URLs point towards an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9887
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://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/oqt1d72q12n5bvqj20c3t2q7hu/gipedev.pdf In PDF document text
- https://urbanplace.me/wp-content/plugins/super-forms/uploads/php/files/0a724ede96a8bdb1ec3aeb3395d0b4c8/66083178979.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/s6bbvlftdldpoippnf1iqq27uk/bozofi.pdfIn PDF document text
- https://jennysbooks.com/wp-content/plugins/super-forms/uploads/php/files/13aa9aa37e119d402f7cc64d38037286/vaguzatinuza.pdfIn PDF document text
- https://floridainvestment.cz/files/file/kawevom.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/ea67da84e4a907da76a5e79153c1bdfd/rukozawoxuvugir.pdfIn PDF document text
- https://motoquadro.de/userfiles/file/25381236241.pdfIn PDF document text
- http://ilovehikari.com/uploads/files/88846851758.pdfIn PDF document text
- http://hcvitamin.com/webroot/img/files/24497221361.pdfIn PDF document text
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/160ab51e37e699---58970809767.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/8a3aab5e670e37f042aa6046771d7523/65703543840.pdfIn PDF document text
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/f771c5425b4c600e8ab1676f0f071149/12154405868.pdfIn PDF document text
- http://lapenya.cat/imgjovesnaves/file/zafidopijijaxemoduk.pdfIn PDF document text
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/a119f4eacf60748ff5e2acbf59b7a2d4/mekaje.pdfIn PDF document text
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609a1a448f2d8---43324606769.pdfIn PDF document text
- https://www.reflectionuk.com/wp-content/plugins/super-forms/uploads/php/files/ucgjl10c6tjsn7ee57t9o3ba5g/78183720599.pdfIn PDF document text
- http://vervesimuhub.com/userfiles/file/67511619805.pdfIn PDF document text
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607b046d2eb0c---dejigebugeduwibupax.pdfIn PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/16095a12c05043---79074853496.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/a5bba8434ceae5dbfc2375bedd6b0860/60631188373.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/q748dkftbaf4gd0ibkekoqha9b/wezemudakizufetogavijus.pdfIn PDF document text
- https://aguiapromocional.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b748fedb97b---23856614100.pdfIn PDF document text
- https://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c6e0a951184---99609961148.pdfIn PDF document text
- http://colorfusion.us/admin/images/file/62438285084.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=4+nights+with+the+devilPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00014904.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14904 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00016111.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16111 | 6404 bytes |
SHA-256: 6ec159365c59c561c3c4403471c3533bcd2af8c0744e48f0948d755cf37e2173 |
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font_02_sfnt_off00017733.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17733 | 10280 bytes |
SHA-256: 0edca6fa7ca274491e6253284b0c8c9d178fadd3d3ff6bcc8490fc1c055297f4 |
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font_03_sfnt_off00018e11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18E11 | 22944 bytes |
SHA-256: 757672b1aa802fd7483109dfa168733fd0832dcae2bc74636f4bc8d0e37afdf6 |
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