MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised WordPress sites and other disposable hosting, suggesting an attempt to distribute malicious content or phish users. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a deliberate effort to create a network of links for potentially malicious purposes.
Machine Learning
- Nyx PDF Classifier malicious score 0.9797
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 http://amsaneeraus.fi/userfiles/files/fujodefoxujevu.pdf In PDF document text
- http://ecohost.ru/pics/images/file/nefisurek.pdfIn PDF document text
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070d66cdb92c---sunogiduwurudinetifo.pdfIn PDF document text
- https://www.charroninc.com/wp-content/plugins/super-forms/uploads/php/files/c28b70ea6ff69e59fe66763feb28f570/97394508639.pdfIn PDF document text
- https://aiaciran.org/cache/fck_files/file/kosalugabilat.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16093f9b4856fa---53928161667.pdfIn PDF document text
- http://agisma.ru/files/pages/files/narilerenuravaxevotanit.pdfIn PDF document text
- http://shinserviceodi.ru/wp-content/plugins/super-forms/uploads/php/files/5fc1d3be82030738199e64610ac769b2/8652275721.pdfIn PDF document text
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608387b5348fa---bipedodopiwulere.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/e095f4dd86afb6170cadc36e1ecc65e2/48557926021.pdfIn PDF document text
- https://roofmed.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609cb18d98ed2---13268179031.pdfIn PDF document text
- http://polyalpan.hu/_user/file/22030673907.pdfIn PDF document text
- https://uclerbaklava.com/resources/file/beliloz.pdfIn PDF document text
- https://palcev.ru/userfiles/file/4690247104.pdfIn PDF document text
- http://vimbark.sk/editor_uploads/files/kenevugi.pdfIn PDF document text
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/j0i3idrbpni10kn3jfmvjr79p5/23132390463.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/434b165a54e6ac4f778c9d83babb6496/gipamaxikitewew.pdfIn PDF document text
- http://fresh-j.info/images/uploadedimages/file/68440772169.pdfIn PDF document text
- https://soudurelausiere.ca/upload/editor/file/gemufinegarovo.pdfIn PDF document text
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/frkiv2u9ksl1djmrvejb8i1nf2/sesusogimolamojakef.pdfIn PDF document text
- http://clinicacomciencia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607fa5a18ed1a---40752571591.pdfIn PDF document text
- http://vitanova-cattery.com/upload/file/3207689962.pdfIn PDF document text
- https://bladmedyczny24.pl/wp-content/plugins/super-forms/uploads/php/files/48a52a48531bd1b796d76a3579fccc39/batexejuravijubugukew.pdfIn PDF document text
- https://tecnicadovolante.com/images/file/26753869310.pdfIn PDF document text
- http://alrabbancapital.com/file/files/gasoruvi.pdfIn PDF document text
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/kv23oohcu1s0v101ec4mr2k5v4/18881671587.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=lesson+4+skills+practice+multiply+integersPDF 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_off0000c2eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2EB | 11060 bytes |
SHA-256: 100c3f6bccfb957108802f4585695d46d311028ccd53f892aa376e9e7cacae47 |
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font_01_sfnt_off0000dcbf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCBF | 16836 bytes |
SHA-256: c67b45fb70df9521e9b4a3ddd26bca11e7638fe9944ab8750a4522c7ef44d9ce |
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font_02_sfnt_off000107fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_03_sfnt_off0001200f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1200F | 16092 bytes |
SHA-256: 9d5144547e0b729630886a3ad3ce48e7da84b0115899dd9c2390406af6f0fecd |
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