MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with multiple URLs pointing to compromised WordPress sites hosting other PDF files. This suggests a phishing or malware distribution scheme where users are enticed to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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://bringem.de/wp-content/plugins/super-forms/uploads/php/files/2056fbef5e205fe334246bfd068d2eb9/piparipinidazonuvi.pdf In PDF document text
- http://zae.me/datafiles/file/vokawuwizo.pdfIn PDF document text
- http://arcomproltd.com/userfiles/file/61441184241.pdfIn PDF document text
- http://sgrappresentanze.eu/userfiles/files/26931961053.pdfIn PDF document text
- https://aspaeng.com/files/image/files/11772724687.pdfIn PDF document text
- http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/65e217ba1e9dcdf3f71f7246ce53cc2a/bopoporek.pdfIn PDF document text
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/uuddq7t78s5jr3a6rrp1lno2k1/26250885919.pdfIn PDF document text
- http://sakem.org/userfiles/files/wofijos.pdfIn PDF document text
- http://kanchanaspa.com/ckfinder/userfiles/files/lutifep.pdfIn PDF document text
- http://ldbell1965.net/clients/85689/File/83373718948.pdfIn PDF document text
- http://dxqzx.com/ckfinder/userfiles/files/20210616_133158.pdfIn PDF document text
- http://mylodge-naoshima.com/gibupikepurixozupowe.pdfIn PDF document text
- http://4bzsoftware.com/Images_upload/files/musofelotodotokejaxo.pdfIn PDF document text
- http://andlupa.com/userfiles/file/lusuwunagopatemirov.pdfIn PDF document text
- http://okzawidow.pl/img/upload/files/madonusafid.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d557d7a8cf---13103586820.pdfIn PDF document text
- http://arnold-sitter.com/CKEdit/upload/files/mofupawasajadavuke.pdfIn PDF document text
- https://webtechnocrats.com/upload/file/sopiwivojefo.pdfIn PDF document text
- https://www.alpha-dynamics.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160c8fb5a4fe02---rovizubarekofukeduzibetud.pdfIn PDF document text
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/bc5782e3dec66b3b54a1ae42a88d5ef8/niraxobidiluxunofu.pdfIn PDF document text
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad99720dfa6---xupumefaluzuwoz.pdfIn PDF document text
- http://slsnn.ru/content/files/40296266370.pdfIn PDF document text
- https://quickonboarding.com/wp-content/plugins/super-forms/uploads/php/files/3be21e082ea29bff7ab9d8364d3dba3b/gagepenodiwexomivo.pdfIn PDF document text
- https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160a9e13aa74e8---48784791945.pdfIn PDF document text
- https://mebelpozakazu.ru/wp-content/plugins/super-forms/uploads/php/files/fe2ed833f87d2199643f74ac97c16077/89190837396.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=2020+honda+cr+v+owners+manualPDF 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_off0000d1b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1B3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e9ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9CA | 10844 bytes |
SHA-256: 534bcc54ec224ac38f20eac071965db3dc2b20c0397ae98718ee056941236d2b |
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font_02_sfnt_off000102af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102AF | 17416 bytes |
SHA-256: 91626f4739e64d5db2e678445b404925748efad330e908b21680fc481305a3c9 |
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