MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as 'Pdf.Phishing.Trojan'. It functions as a link farm, containing numerous URLs that point to compromised WordPress sites and other disposable hosting. These links likely lead to further malicious content or phishing attempts.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://oiweld.com/wp-content/plugins/super-forms/uploads/php/files/868ece9ce47ae1c9d302cfbc7a6ebacd/pibobetabevivobifowijida.pdf In PDF document text
- http://cathugo.de/res/wysiwyg/file/zuxitujelo.pdfIn PDF document text
- http://frutapac.com/ckfinder/userfiles/files/89384807024.pdfIn PDF document text
- http://busankid.com/webfiles/board/file///fewaraboxusekipupo.pdfIn PDF document text
- http://cl-metalparts.com/d/files/60676936062.pdfIn PDF document text
- http://midiabyz.com/wp-content/plugins/super-forms/uploads/php/files/45b5c4b85f2ec8a8a5a312f606d5709d/purefunimijanulexusidebiw.pdfIn PDF document text
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afdf5d7670a---83692431146.pdfIn PDF document text
- https://harpethvalleypto.org/wp-content/plugins/super-forms/uploads/php/files/d51dd608835d978017c8950da70eec33/bomeboxubegurolupe.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d6139c70fe---jafurewepogir.pdfIn PDF document text
- http://aaexpansionjoint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5dc1d2dd91---jimorumalunafumuzabob.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/160c936f1b969e---begugaroporulezapugamakik.pdfIn PDF document text
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac983b22c8d---7546452386.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/j0u36a0csij2sl6gbh9ib7e9f5/giravawu.pdfIn PDF document text
- http://www.risingstars.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1606efb6a4581a---gexalajolufozekepewebob.pdfIn PDF document text
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/91258741457.pdfIn PDF document text
- https://mut-zur-veraenderung-hambuch.de/userfiles/file/78370535792.pdfIn PDF document text
- http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607a54a302338---bakepagiwagemexipemi.pdfIn PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/160bd4b7f26c94---24149320195.pdfIn PDF document text
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607774fd80775---wakuperatobekuxof.pdfIn PDF document text
- https://office-agglo-larochelle.fr/userfiles/file/32973583184.pdfIn PDF document text
- http://digifast.cz/userfiles/43876395622.pdfIn PDF document text
- http://schodylux.pl/userfiles/file/mabotatanurixetola.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160943c1be3a04---5741565668.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=subtraction+word+problems+with+solutionsPDF 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_off0000ee01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE01 | 11180 bytes |
SHA-256: eabdaeacd3630bb2b77be8f3a03f31027869329066a45d4bb4301664c06b9348 |
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font_01_sfnt_off000107c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107C5 | 17340 bytes |
SHA-256: 33820ab02dbe5c8ac52bd6a6709731ed2abc6da8349fa3ed267689286e90d56b |
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font_02_sfnt_off0001345e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1345E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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