MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to compromised websites, likely intended to trick the user into downloading a malicious payload. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic indicates the document likely provides instructions to decrypt a password-protected archive, a common tactic to bypass gateway security. ClamAV detection and ML classification strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://expresstestingatl.com/wp-content/plugins/super-forms/uploads/php/files/c680f3ae79d9c58fd1afe4e348a58671/vudifibamefedagoba.pdf In PDF document text
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081fde6a120a---92954301091.pdfIn PDF document text
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc36e1b437---padalapapakixu.pdfIn PDF document text
- http://klimagra.pl/images/wysiwyg_img/file/bizufufe.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/f6f55748066907969b4aa039e322436a/kejubokozutedutazokipi.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/f5pes6m6agcqll2nh24vv249q4/81633251998.pdfIn PDF document text
- http://rotang.net/userfiles/file/rogesuxevofekora.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/107ngjqvh9ack3d80pjdbc479g/56174779391.pdfIn PDF document text
- http://www.celso.org/download/3916652753.pdfIn PDF document text
- https://jclifeschools.org/wp-content/plugins/super-forms/uploads/php/files/8f4eefe779e4231b3fb8a5d88f897010/72966790945.pdfIn PDF document text
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/0feb797d2a247a7b9d42b79f8bad65b4/wefuge.pdfIn PDF document text
- http://paroissedementon.fr/upload/files/19152569507.pdfIn PDF document text
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/rc0ko6iq9ah4lsoq41mg5755s0/varinotelapofixixedazox.pdfIn PDF document text
- http://nyett.hk/uploads/news/files/76439776949.pdfIn PDF document text
- https://lightingsystemscol.com/wp-content/plugins/super-forms/uploads/php/files/3ead4622a6ad469836701a1d8ad39d24/53629675809.pdfIn PDF document text
- http://md-servicios.com/userfiles/file/72555177170.pdfIn PDF document text
- https://aymfly.com/aym_image/files/11624589590.pdfIn PDF document text
- http://makingthegradetexas.com/clients/d/d4/d4716c73f098ea79da165a2194b6736a/File/39278615964.pdfIn PDF document text
- http://unsersohn.ch/images/file/16934398681.pdfIn PDF document text
- http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1609ad28c459b1---vifevarizos.pdfIn PDF document text
- https://unique.global/wp-content/plugins/super-forms/uploads/php/files/71203cdb8820d2fd0b1cd575ff93c431/fosojilowig.pdfIn PDF document text
- http://mariamozharova.ru/uploads/files/vijefakojoxetojenig.pdfIn PDF document text
- https://locktactyuma.com/userfiles/file/binozegixipikor.pdfIn PDF document text
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/b4a054adb2cb0d1888f13a81bbcd0719/gagogiresonufikasezo.pdfIn PDF document text
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073487daf2a9---fadosunavasetudowalas.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=descargar+emojis+para+facebook+gratisPDF 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_off0000f920.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF920 | 18652 bytes |
SHA-256: 9006665c8cac2caac3f5dc7fea91407cd5a7ade4b73f105bead9942d58949a2e |
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font_01_sfnt_off000128a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128A6 | 11036 bytes |
SHA-256: 2e9828a178049504c6a681bb90c8a7249c945c4cda5d68cc7bb5c881adaf3bfa |
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font_02_sfnt_off00014230.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14230 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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