MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many of which point to websites hosted on compromised CMS platforms. This behavior is characteristic of a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support the malicious classification.
Machine Learning
- Nyx PDF Classifier malicious score 0.9428
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://masterok-kovka.ru/wp-content/plugins/super-forms/uploads/php/files/014f4107a70f7964c3c69fe67b854421/79426094400.pdf In PDF document text
- https://onlinendttraining.net/files/68930688044.pdfIn PDF document text
- https://postelezmasivu-zlin.cz/ckfinder/userfiles/files/46642506410.pdfIn PDF document text
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/a79159080257de04e40ff4ce85c7f763/47359465083.pdfIn PDF document text
- https://rumahbaruku.com/contents//files/fejolokurafijotekij.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/f86ca9913d13017f73be155069c8f8da/vododuwabozeneranak.pdfIn PDF document text
- http://bawaconstructions.com/editorData/file/ravadusofexetazideladexo.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607eef331a645---bulimanutufajitalunasax.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c880046b8aa---tofirukibuwixonujubuz.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160aa85322d984---ranufarazexijano.pdfIn PDF document text
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/28e2f217f0872b5292f88d11db90e9c8/61063864277.pdfIn PDF document text
- https://brylka-kfz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a6e4d4d0dc9---16127025709.pdfIn PDF document text
- http://enjoy.sk/editor_uploads/system/files/7839178596.pdfIn PDF document text
- http://edu-family72.ru/content/images/uploads/file/76936262949.pdfIn PDF document text
- https://www.areatransfers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160747baad1f06---tebiwimurivoremo.pdfIn PDF document text
- http://www.sensible-seeds-premium.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607855f88be55---66147712343.pdfIn PDF document text
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ab055c5a486---xaviwepemusosufed.pdfIn PDF document text
- https://e-fasteners.eu/media/file/pewutonupoj.pdfIn PDF document text
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/eed32017bf9a9c1981c73e8fb37534eb/wejibuz.pdfIn PDF document text
- https://defrokatilai.lt/images/files/xutabive.pdfIn PDF document text
- http://eros-arena-reutlingen.de/eros/userfiles/file/47050960486.pdfIn PDF document text
- https://shotclock.ca/wp-content/plugins/super-forms/uploads/php/files/9c5244e9bb473b227d263b5e85fac13e/26994060449.pdfIn PDF document text
- https://www.bocamvigliesrooms.com/wp-content/plugins/super-forms/uploads/php/files/9b45a53fb8a634db2c3eaea2aca23282/xotoxirosuzepo.pdfIn PDF document text
- http://styropapex.pl/userfiles/file/rifitimominam.pdfIn PDF document text
- http://crisismobile.com/ckfinder/userfiles/files/5412387662.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=the+release+date+for+ps5PDF 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 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00021e61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x21E61 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00023673.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x23673 | 19616 bytes |
SHA-256: 698d60ac1fb4fff04985a5a0b79b215c9b62842bd5dfb51cfa738338cbade296 |
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font_02_sfnt_off00026b2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x26B2E | 10496 bytes |
SHA-256: 57034657c52c73804b66730288bca439fae663da024e852b4628d7ed475a8bdf |
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font_03_sfnt_off00028338.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x28338 | 8836 bytes |
SHA-256: 6ca1f7f7c743fb70701eca1ad495e469f37f112037aa66087f1cf46e7f230911 |
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font_04_sfnt_off0002a161.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2A161 | 16072 bytes |
SHA-256: cab8ceee6dea85bf437db9fdd562b8a0aef74c4066cefe7f2a83a632bdc35db7 |
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