MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous embedded URLs, with several heuristics indicating it functions as a link farm. Some of these links point to compromised WordPress upload directories, suggesting a potential phishing or malware distribution scheme. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4647
Heuristics 5
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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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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://natyabio.com/uploadfiles/lezanoveb.pdf In PDF document text
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/390f7514a389c1cd46e2f984a440ef79/gapajevez.pdfIn PDF document text
- http://norilskgu.ru/userfiles/file/88109564691.pdfIn PDF document text
- http://adoriantarla.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a99869621b7---69102497165.pdfIn PDF document text
- http://elmbbq.com/uploads/files/zibupibuboval.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3ced736d13---xuzarerixi.pdfIn PDF document text
- https://monacollection.ua/wp-content/plugins/super-forms/uploads/php/files/0321965562063cbdf9cb87a6fda7e554/99224537009.pdfIn PDF document text
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/3ghc49v9vdjp7va36v5dlbf5o5/6575911326.pdfIn PDF document text
- http://mitsubishilongbien.vn/images/ckeditor/files/20969935134.pdfIn PDF document text
- http://barcelonahotel.vn/UpLoadFile/file/97758876653.pdfIn PDF document text
- http://alfavs.eu/userfiles/file/55489825448.pdfIn PDF document text
- http://hauptlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/16528871726.pdfIn PDF document text
- https://needlugs.com/userfiles/files/90125736301.pdfIn PDF document text
- https://www.renfrewareahealthvillage.ca/ckfinder/userfiles/files/67049224101.pdfIn PDF document text
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c3300de5286---66698486425.pdfIn PDF document text
- https://stillwaiting.org/userfiles/file/8278874533.pdfIn PDF document text
- http://beergolfers.com./blog/images/file/sobaniledejul.pdfIn PDF document text
- http://poledance-chrudim.cz/files/file/bijisenatepejojizodoso.pdfIn PDF document text
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/dfd7ec48081b38c7ea1d7a3302bfa553/binanupuz.pdfIn PDF document text
- http://tc-antey.ru/uploads/files/dotomopudizukasuxa.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/160753e9c12598---61186361447.pdfIn PDF document text
- http://king-ber.com/UploadFiles/file/20210704030347089.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/dc0fb960af4731c541309106708bdf91/vateligag.pdfIn PDF document text
- http://enjoyisagenix.com/ckfinder/userfiles/files/xetukulesexapidatori.pdfIn PDF document text
- https://glasschneider.koeln/wp-content/plugins/super-forms/uploads/php/files/ntv72l4ggubrs4qad5poqm0fpq/febozopusewogelimevorat.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=convert+pdf+into+editable+word+freePDF link annotation
- 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_off0000c0b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0B1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d8c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8C8 | 10644 bytes |
SHA-256: d096909212f6474b57cc6029249c14b05474bde0ee721e9262b6eac6daa07ee8 |
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font_02_sfnt_off0000f117.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF117 | 16784 bytes |
SHA-256: a57b23a28835cd5aab5c2c5445ba56cc13f22b485efc410f2348e20335e3cc06 |
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