MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or SEO abuse. No scripts were extracted, but the structure and URL patterns are indicative of a malicious document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://didocrosby.com/imagenes/file/65936162121.pdf In PDF document text
- https://efnnma.org/files/file/23876602590.pdfIn PDF document text
- http://bociany.sk/media/file/83236136242.pdfIn PDF document text
- https://ols.lighting/wp-content/plugins/super-forms/uploads/php/files/599105820ccf658cb7c11a4789aaa6e5/midadaromodaridodisum.pdfIn PDF document text
- https://alihuata.com/userfiles/file/suwoge.pdfIn PDF document text
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/85fqvd2jbbt97jii230jp6o0s0/rofexodobirur.pdfIn PDF document text
- https://sketchup360.vn/wp-content/plugins/super-forms/uploads/php/files/u3nq86kqoe5cuf4apjqcvgnrkr/58735815545.pdfIn PDF document text
- http://ratchadatitan.com/UserFiles/File/memojawadalajom.pdfIn PDF document text
- https://jdrum-music.com/uploads/ckfiles/files/lamobis.pdfIn PDF document text
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/efadd695b81d694d3032bac7379e30d0/51245749613.pdfIn PDF document text
- https://krimgranit.ru/wp-content/plugins/super-forms/uploads/php/files/0de12d0e2596e1a2d1ae567dcfda7cb0/21966530207.pdfIn PDF document text
- https://actor-conseil.com/files/file/pativodoxadovebokutapikub.pdfIn PDF document text
- http://brukbet.com/user_images/file/tonovesapuwuzapizebepexit.pdfIn PDF document text
- http://yuseigachi.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16074475dbee5f---4120642991.pdfIn PDF document text
- http://one9five.com/userfiles/files/tutujedoxune.pdfIn PDF document text
- http://chistogood.ru/admin/ckfinder/userfiles/files/24933302344.pdfIn PDF document text
- http://compow.net/ckfinder/userfiles/files/gapop.pdfIn PDF document text
- https://vickers-electronics.co.uk/wp-content/plugins/super-forms/uploads/php/files/4d7614cdb8084e90034c76867c46c58b/62980605644.pdfIn PDF document text
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1611209bf55fa1---73765045235.pdfIn PDF document text
- http://ankurgroups.com/userfiles/file/jipifijumi.pdfIn PDF document text
- https://elitstroycraft.ru/source/file/nesezumesipidikuzove.pdfIn PDF document text
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084140eab7ee---fakixutodi.pdfIn PDF document text
- http://ray-king67reunion.com/clients/41562/File/26181380181.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=como+fazer+bol%C3%A3o+da+mega+sena+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_off0000f070.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF070 | 11192 bytes |
SHA-256: a557e657325c55d29faecb83ba93c9e32454ace47356f75972727a216a028821 |
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font_01_sfnt_off00010a09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A09 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001221b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1221B | 19784 bytes |
SHA-256: 6586effdb61e5a811e76a9c917e964634e47391fce27d8e8523908f2978c90ed |
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