MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated and unreadable, providing no direct content clues, but the overall structure and URL analysis strongly suggest a malicious purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/16078dedadd1cf---tazuj.pdf In PDF document text
- http://merwepizza.com/upload/file/53957821951.pdfIn PDF document text
- https://eyetracking.pl/userfiles/file/47349475061.pdfIn PDF document text
- http://wisdomtours.net/upload/file/48877137911.pdfIn PDF document text
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607a310871975---71585708732.pdfIn PDF document text
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/1609fad2d3db40---bakozozawavotudajatuzixid.pdfIn PDF document text
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7b1d86c080---433079779.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609dbcd705fbf---617705817.pdfIn PDF document text
- https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a83be355805---vimukeru.pdfIn PDF document text
- http://bong-dem-long.org/upload/editor/files/60569871832.pdfIn PDF document text
- http://drapa-technika.cz/UserFiles/File/51940328620.pdfIn PDF document text
- http://bora.su/ckfinder/userfiles/files/falizuxonugosigexogaxo.pdfIn PDF document text
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160960edb33375---91938468965.pdfIn PDF document text
- https://edukiya.com/wp-content/plugins/super-forms/uploads/php/files/140024c7262f07a3a5402e7ad8a03e4d/jolux.pdfIn PDF document text
- https://magerp.org/upload/files/16197225933.pdfIn PDF document text
- https://karapinler.com/calisma2/files/uploads/81910440650.pdfIn PDF document text
- https://3dreamstudios.com/wp-content/plugins/super-forms/uploads/php/files/03ddd44fd5ee94485818713f53779343/bedadozaxidopakifito.pdfIn PDF document text
- http://gintaras.cz/userfiles/file/10717526943.pdfIn PDF document text
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/jfu1njd1vpql23koe1175ku782/tufakazo.pdfIn PDF document text
- https://www.emma-solutions.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608f3afae53ad---rejawesajagebofizalolok.pdfIn PDF document text
- https://www.mybizwebsites.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b4ecfa1dbb---pajemevebuterezefizel.pdfIn PDF document text
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16080d84697074---liduravegokako.pdfIn PDF document text
- https://callalilyvn.com/upload/files/vakezugovejej.pdfIn PDF document text
- https://giriconsultancy.com/content_files/files/jeburinazoj.pdfIn PDF document text
- http://moestuinwebshop.nl/userfiles/file/mupedizolem.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=the+good+soldiers+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_off0000d58f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD58F | 16900 bytes |
SHA-256: 1aa914e1301dfac7e2acaba5ad7581bc063159331e5f9138accec91541a564df |
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font_01_sfnt_off000101f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101F7 | 10376 bytes |
SHA-256: 1afe5885b5bb83b2fdc1a05197cb3a6e73299a9ce6bee1cfa822f1ebc483787b |
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font_02_sfnt_off00011945.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11945 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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