MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to compromised WordPress sites. The document body is heavily obfuscated and appears to be non-readable content, suggesting its primary purpose is to host these malicious links rather than convey information.
Machine Learning
- Nyx PDF Classifier malicious score 0.9820
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://argentum.com/wp-content/plugins/super-forms/uploads/php/files/5ai253focmhf69ruldtdruchha/fanisajipakikututisamawot.pdf In PDF document text
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093f675ae279---tidebipa.pdfIn PDF document text
- http://accessiblevehicleservices.com/userfiles/file/muwebakemoraj.pdfIn PDF document text
- http://dragonera.cn/admin/userfiles/file/57761235453.pdfIn PDF document text
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607581c7b866b---fuzekoxoxizorap.pdfIn PDF document text
- http://resetimpianti.it/reset/public/file/46448226527.pdfIn PDF document text
- http://lab4050.com/upload/editor/file/20717182608.pdfIn PDF document text
- https://www.m2asolutions.com/wp-content/plugins/super-forms/uploads/php/files/dba9dc53ca1a1a7d3b99d8505e3747e5/41269394348.pdfIn PDF document text
- http://fresh-j.info/images/uploadedimages/file/95246699493.pdfIn PDF document text
- https://floresdeserrezuela.com/aym_image/files/tulibupalupimowusedeb.pdfIn PDF document text
- https://irisapp.cn/uploadfiles/fckeditor/20210527/file/16221297847880.pdfIn PDF document text
- http://ascensionchina.com/userfiles/file/rivedimegopuduguta.pdfIn PDF document text
- https://smilepath.com.au/wp-content/plugins/super-forms/uploads/php/files/e82d1f77bdd6fc5f11666fe7d6e90e14/67522147685.pdfIn PDF document text
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5dc0fe3a24---buwawagezuwelawazuwulode.pdfIn PDF document text
- http://sumbulefendiegitimvakfi.com/resimler/files/merazij.pdfIn PDF document text
- https://xn--78-6kce7dfhb9dwb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/ed8d6220df3055e54e0a1c1ae46392c6/mivepazajiruma.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160704d5e4edbb---mimizakokemofogajile.pdfIn PDF document text
- https://intelean.com/wp-content/plugins/formcraft/file-upload/server/content/files/160839e03db254---99759728080.pdfIn PDF document text
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075443946387---raremuruxo.pdfIn PDF document text
- https://mamproducciones.es/wp-content/plugins/formcraft/file-upload/server/content/files/160e34576ac12e---xipinefajeloworopunu.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093b5d4a0dcf---fekuwe.pdfIn PDF document text
- https://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/pfkkva7mqb3gu25hfi0lca4qos/23581525936.pdfIn PDF document text
- https://foxtailmag.net/wp-content/plugins/super-forms/uploads/php/files/de80aa9ccfc676dea29754aae00a540b/37768490900.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b22c0d83b09---lawepugotixer.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1607f860d2156d---jumujimuxikejasekelovimo.pdfIn PDF document text
- http://centreforeffectivecoaching.com/media/file/44184832497.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=who+wrote+the+first+bible+everPDF 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_off0001092a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1092A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001213c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1213C | 17884 bytes |
SHA-256: 491ddf199821453f0cd27304f3286879cf71d13d924a25c83568627f4ce370e1 |
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font_02_sfnt_off00015097.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15097 | 10328 bytes |
SHA-256: 8df7ae5e48e569e21e180d7726ee158b38f3ab83d9ffa79236b607d5f7924655 |
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