MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress sites, specifically targeting file upload functionalities within plugins like 'formcraft' and 'super-forms'. These links likely serve as a distribution point for further malicious content, such as other PDFs or executables. The ML classifier strongly indicates malicious intent, and the structure suggests a link farm designed to host and distribute malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 5
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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.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cf3149bdf9---rojogewijevojivogiv.pdf In PDF document text
- https://xn--78-6kce7dfhb9dwb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/dc74e31d1730f1aecd254d74f5f8c562/wifewegebitidafutatudepal.pdfIn PDF document text
- http://barcabianca.eu/upload/file/48510557267.pdfIn PDF document text
- https://aristi-trap.com/upload/users/files/fewowufabegodusogeke.pdfIn PDF document text
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/7c860914faaf7992d207fe9eb84d3d7c/sesida.pdfIn PDF document text
- http://bkht.vn/userfiles/file/zudelelugebalitipo.pdfIn PDF document text
- http://windcampus.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fea33d8db0---pokebafalili.pdfIn PDF document text
- http://parbatsamajjapan.com/img/files/files/zovabev.pdfIn PDF document text
- http://topopentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093a972df39e---52799366169.pdfIn PDF document text
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/np85epd4gn893tpv83semfudc8/8939356625.pdfIn PDF document text
- http://staging.impactredevelopment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3f088a845e---950131752.pdfIn PDF document text
- http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/82c341ea57778a198a36d38e9cb37422/48039687006.pdfIn PDF document text
- http://cjandjunemillerfarm.com/clients/75830/File/11983323311.pdfIn PDF document text
- https://vinisfarm.com/wp-content/plugins/super-forms/uploads/php/files/5e59dfb24f0c43054c12f3e9da9d1fd5/fobatanojidovumesoxakovo.pdfIn PDF document text
- https://bczenekar.hu/files/file/zolonobipereli.pdfIn PDF document text
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d5dc597225c---dubosugogiga.pdfIn PDF document text
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c38657a661---91819437083.pdfIn PDF document text
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c9a218e7791---55333007529.pdfIn PDF document text
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/b194175b0685cd83a306039de729a64e/10219864468.pdfIn PDF document text
- http://www.liveartsaskatchewan.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090183a4aa8c---nutabimodavuvusivitijuf.pdfIn PDF document text
- http://jp-cable.com/d/files/xawemudozutudiniwuga.pdfIn PDF document text
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160a349f578fc3---74956530735.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab5f7388a2e---73808991302.pdfIn PDF document text
- https://useoneconvo.com/wp-content/plugins/super-forms/uploads/php/files/0914877c6dc5af291840f0e3b0014755/59339346797.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=science+power+9+textbook+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_off0000f92b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF92B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011142.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11142 | 10900 bytes |
SHA-256: 4ab7c39fc2cf802ab6d72d92ea5035ad0ec93101e2dc564e1505ee908c93db6f |
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font_02_sfnt_off00012a71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A71 | 17996 bytes |
SHA-256: 565f7a3e2bcd400d09f6d6bb2b8d8d7755c70f7569519465057756a8e66671c8 |
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