MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of embedded URLs, many of which point to compromised CMS uploads and disposable hosting domains. This behavior is indicative of a link farm designed to redirect users to malicious content or phishing sites. The ML classifier strongly supports the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 0.9918
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 https://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9889761677---45974852686.pdf In PDF document text
- http://clairvoyantinfotech.com/demo/images/9010940067.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099ad5fc80c8---63496542516.pdfIn PDF document text
- https://groupunsur4.com/contents//files/misexokugaxaxan.pdfIn PDF document text
- https://prtl.pl/userfiles/file/19483451504.pdfIn PDF document text
- https://optimustelecoms.com/ckfinder/userfiles/files/bebitutidutiguxonot.pdfIn PDF document text
- https://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/54141443616.pdfIn PDF document text
- https://bamor.org/userfiles/file/47825852879.pdfIn PDF document text
- https://tigercabinetry.com/wp-content/plugins/super-forms/uploads/php/files/f480d7be1022ec73ba3c7fa2c9c57ec8/lanujiduzepob.pdfIn PDF document text
- http://theettiaresottawa.ca/clients/e/e8/e8f54e69a7463df9fd0adff13cd8e90f/File/kewumuriwijogerasig.pdfIn PDF document text
- http://cuacuondaiphuc.com/upload/files/rusewutubebexe.pdfIn PDF document text
- http://limoride.net/gallery/file/kopaxolawuteroxebi.pdfIn PDF document text
- https://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/5e78fc4bc1ab32ddf64bc0921de33fae/rajojenejepokazutedo.pdfIn PDF document text
- https://annjulieskarpmo.com/userfiles/file/rimubelijud.pdfIn PDF document text
- https://theatresaucinema.fr/uploads/file/kasevazefugunuzifaf.pdfIn PDF document text
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/160a59692125be---24838711541.pdfIn PDF document text
- https://www.duffylighting.com/wp-content/plugins/super-forms/uploads/php/files/777ea6a0285b93ee7574939eed45a8ba/15341395591.pdfIn PDF document text
- https://addsfly.com/userfiles/file/71462192662.pdfIn PDF document text
- http://studiosiciliani.eu/userfiles/files/xiduvusewuxekukobe.pdfIn PDF document text
- https://www.alpha-dynamics.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1607b457d0786f---vadofijamuremumop.pdfIn PDF document text
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160765547c5d2e---22863640828.pdfIn PDF document text
- https://burragebrothers.com/demo/jolie/beta/userfiles/files/27297910621.pdfIn PDF document text
- http://philippinesroadshow.com/wp-content/plugins/super-forms/uploads/php/files/7fc4409419645c2cc02f7d17b7f83918/jaweripinuzevowoxaziwek.pdfIn PDF document text
- http://fzcce.com/aimgs/uload/files/14605340266.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=nature+goals+and+perspective+of+anthropologyPDF 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_off0000fc46.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC46 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011453.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11453 | 3488 bytes |
SHA-256: 0a2c1e2300ac352c99b76904782fd76cbe752bdb4fb96928e49f9f40ec8233d6 |
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font_02_sfnt_off000121e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121E6 | 11156 bytes |
SHA-256: 0f55f270562dfae5e0ddbfc07eeac21258382fc6c89ceef1ac4d9aeb9d8223ab |
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font_03_sfnt_off00013bbf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BBF | 17164 bytes |
SHA-256: 9363b55b9b923e4a581e803feaa4b3b3d887b56cecc99cd276cf7a72b44ca977 |
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