MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1203 Exploitation for Client Execution
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities to download and execute malicious content. The presence of numerous links to compromised WordPress upload storage and disposable hosting further supports a malicious intent, likely for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9927
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://playbabydoll.com/userfiles/file/45372215067.pdf In PDF document text
- http://berallebags.com/UploadFiles/FCKeditor/20210614051741.pdfIn PDF document text
- http://www.deopendeur.org/imgUser/file/fokesikalexanuf.pdfIn PDF document text
- https://hoalavender.net/upload/files/nokaxemabe.pdfIn PDF document text
- http://www.ambredore.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ccaf742609---julita.pdfIn PDF document text
- http://brandnewgoods.net/userfiles/file/tazaxo.pdfIn PDF document text
- http://shiinamotors.com/js/upload/files/midilapigibabaxa.pdfIn PDF document text
- http://exclusivelimoservice.com/ckfinder/userfiles/files/nepari.pdfIn PDF document text
- https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/613bda2b618ae55e738a970ab2887c60/ruwabawibunufonidev.pdfIn PDF document text
- http://patrick-vallot.com/upload/files/weboxe.pdfIn PDF document text
- http://accessiblevehicleservices.com/userfiles/file/83126867600.pdfIn PDF document text
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607b20b4ce9f2---vobigowamalo.pdfIn PDF document text
- https://tirthmobile.com/wp-content/plugins/super-forms/uploads/php/files/8u237k1g9dtg3v9sg1gg5jqd2n/60669875602.pdfIn PDF document text
- http://bhttourist.com/upload/fckimagesfile/947701914.pdfIn PDF document text
- https://abofahed.com/userfiles/file/wuzosabitimivusi.pdfIn PDF document text
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/cab364a8f67f07bacdee08bcd23e0689/74250660548.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/1j9122d8cuf035u8ft86g62cu6/76968852173.pdfIn PDF document text
- http://bukharajohnscreek.com/sites/default/files/file/44082632799.pdfIn PDF document text
- https://people11people.gr/uploads/File/dabegim.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/16078052ccbead---gogero.pdfIn PDF document text
- https://readxyz.org/wp-content/plugins/super-forms/uploads/php/files/f99d66f870c70f17c3f15fcd907999bd/98784007524.pdfIn PDF document text
- https://www.criteriainvest.com.br/wp-content/plugins/super-forms/uploads/php/files/spjthujekblmm3tir5qm5dknnj/nofatod.pdfIn PDF document text
- https://spherule.org/wp-content/plugins/super-forms/uploads/php/files/bb3ef962ac712c68d1888f7083b57c40/19651291632.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=place+only+bettingPDF 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_off0000fa50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA50 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011267.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11267 | 10392 bytes |
SHA-256: ddc4f2329745e53a882b8cc097e022ccfb351b066dd7a2e06d557ab438a37b6d |
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font_02_sfnt_off00012a14.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A14 | 17340 bytes |
SHA-256: f589d973648e2a64656c636a170c47186970e3c29803a4098fb4cee8b8237444 |
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font_03_sfnt_off0001576c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1576C | 16340 bytes |
SHA-256: 88a5f3ad9079b2340172ecd64f1cd79ba1ad1753eb2b73e58de10c5a7be67d15 |
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