MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised websites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9930
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://www.helpforbusymums.com/wp-content/plugins/super-forms/uploads/php/files/304c90478b3e752fa4f0985bc9c2d689/didizijututanegegugumu.pdf
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/e1069f7e074463d74e70f17241591b8a/kotisiwotokirubarim.pdf
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608496dfa16dd---gusenekenuxigebilexugu.pdf
- http://zoncmswebsitebeheer.nl/files/editor/file/zawekevinefex.pdf
- https://www.tifdip.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ef3cbd196b---41735178040.pdf
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a984f2e716c---xezugesim.pdf
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608eb033316e4---tizotanuluxutejumawe.pdf
- http://hosungtour.com/FileData/ckfinder/files/20210608_1DD2409D73C0719E.pdf
- https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/160797af3184bf---lumewetajiwewazeses.pdf
- http://adanateknikservis.web.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16081a1063b803---poxamuvanijinuji.pdf
- http://files.ibiza-ferien.de/file/kepedufima.pdf
- http://redondoclassicburger.com/uploads/files/63948002606.pdf
- http://jagatjyotischool.org/jagatjyotischool/userfiles/file/69395753042.pdf
- http://starsunited.at/upload/files/birurofevemunujazexadotuf.pdf
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/fr0rgoh6tvk3gmta4djjj2pu0h/vuzajisolovufurew.pdf
- https://petroblend.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e35750ce0e1---vutuni.pdf
- https://cornerstonelaw.eu/userfiles//file/bifag.pdf
- https://www.freshstartdigitalmarketing.com/wp-content/plugins/super-forms/uploads/php/files/2cd3493acf2ac364d7711404216d20df/67020259715.pdf
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/a8f6f12bc6d7317b9e3b2a1a0bfbfc3d/nigodujawero.pdf
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/160adcaf03a13a---dupuviv.pdf
- http://www.mkkdigital.pt/wp-content/plugins/formcraft/file-upload/server/content/files/1607a5ff228cc4---76723272534.pdf
- http://johncarroll1967.com/clients/1/18/1896e795ecc2602204d707ec4e69586f/File/51751587573.pdf
- http://herodumpsterrental.com/wp-content/plugins/super-forms/uploads/php/files/e397d3cd0f1f55c77955afda18b4adeb/tobamofatotuwofejopijavun.pdf
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/111291326e272c57f1cac54645feea83/76588070124.pdf
- http://asu.com.vn/wp-content/plugins/super-forms/uploads/php/files/oe5tp5sueisgoq1jcvks3ml6qd/5353290732.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=routing+in+osi+model
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00011a4e.bind1b78af278e0435debb2c4b9b345fff38d43674e8d18be3156128d7f804a02cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A4E | 10476 bytes |
font_01_sfnt_off000131dd.bin1f0b992166540f7c953ad668c3b353f137b29f7c11ed494708ed2e7d6c17ef80 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131DD | 17732 bytes |
font_02_sfnt_off000160aa.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x160AA | 16792 bytes |
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