MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to various domains, many of which are hosted on compromised CMS uploads or disposable hosting, characteristic of a link farm used for phishing or malware distribution. The document body is heavily obfuscated and appears to be generated by wkhtmltopdf, providing no direct user-facing content but serving as a container for these malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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 https://readandenjoy.ae/userfiles/files/87771455433.pdf In PDF document text
- https://daquin-ferriere.fr/userfiles/file/39481070007.pdfIn PDF document text
- https://kemxoithanhhang.vn/app/webroot/files/images/pages/files/72580420695.pdfIn PDF document text
- https://ladychief.com/wp-content/plugins/super-forms/uploads/php/files/f8c8f03757fb3b9a6634e47cc7f3f70d/nizejabafajorezoze.pdfIn PDF document text
- http://school15-tyumen.ru/f/toteseralodabipedit.pdfIn PDF document text
- https://www.wizzfizz.com.au/application/third_party/ckfinder/userfiles/files/41308599708.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612c0e715a669---24641665674.pdfIn PDF document text
- https://snabavto.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083108cae0ea---fopat.pdfIn PDF document text
- http://sunrui-ti.com/d/files/31314074621.pdfIn PDF document text
- https://epgeptech.hu/ckfinder/userfiles/files/97602548177.pdfIn PDF document text
- https://burgas-remonti.com/userfiles/file/dowilabawedi.pdfIn PDF document text
- http://foto-preiss.at/upload_files/files/xubiduzisetiloriv.pdfIn PDF document text
- https://bringem.de/wp-content/plugins/super-forms/uploads/php/files/153c19760b2cdcdb3baeda1312786113/gumolixuzigejudejez.pdfIn PDF document text
- https://rffsev.ru/wp-content/plugins/super-forms/uploads/php/files/b582c9cd4ffc99ec8e59ba638ae00b4a/53231675237.pdfIn PDF document text
- https://soalmatematik.com/userfiles/file/powixitox.pdfIn PDF document text
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a63d5e77efb---93967538496.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0595e8bf7e---5768129163.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077b354baa56---16970362007.pdfIn PDF document text
- http://diysmart.net/userfiles/file/dotodaxugelanitedefuv.pdfIn PDF document text
- http://henri-ruch.ch/doc_pub/file/nawumaliwajepozowodeso.pdfIn PDF document text
- http://www.sudaff.com/pics/file/luwatofibonepizafeleman.pdfIn PDF document text
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1606c83064a599---dizedodusijewuboxuw.pdfIn PDF document text
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/kasapaki.pdfIn PDF document text
- http://asbazainville.org/userfiles/file/tonijuwugonalomufamenop.pdfIn PDF document text
- http://uforoi.com/app/webroot/uploads/files/94846760619.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=endometriose+fisiopatologia+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_off0000e3fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3FA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fc11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC11 | 10824 bytes |
SHA-256: 133e0ab0811775547458c7546b85d37b365574e6cd574d9f137d72d6674fc327 |
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font_02_sfnt_off000114b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114B9 | 18092 bytes |
SHA-256: a40e108252e8efb4fc49e5c2f10099506c9bb50668379ae71a896de26987825c |
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