MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains numerous embedded URLs, many of which point to compromised WordPress sites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for link farms, suggesting a phishing or scamming operation. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://bundoreh.com/fckeditor/files/file/92480803728.pdf In PDF document text
- https://www.helpagesl.org/wp-content/plugins/formcraft/file-upload/server/content/files/160932915b5c70---bakexijupawef.pdfIn PDF document text
- https://kudamatsu.org/userfiles/file/69583576709.pdfIn PDF document text
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16095c4f0b56c6---79333022782.pdfIn PDF document text
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/a649cf2f64a5832ff6f4ccd131bb08c9/fevevireporajimu.pdfIn PDF document text
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/btp1fsf8h9r6e13rv80kgud7v4/popolitibi.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa3713af9b9---37732177648.pdfIn PDF document text
- https://indacphuc.com/wp-content/plugins/super-forms/uploads/php/files/506mnpknkup38jeinnvoaoutfg/febajedidif.pdfIn PDF document text
- http://westtech1963.com/clients/d/d4/d4250bc21dcbbf02d7f9bc68df143add/File/sarisaritawezare.pdfIn PDF document text
- http://dentherapia.hu/files/file/fibamumubepigijaditonazib.pdfIn PDF document text
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bdab9b185ab---lemekopave.pdfIn PDF document text
- https://www.swx.global/wp-content/plugins/super-forms/uploads/php/files/d1d2834959db550d8b6c877f17934867/tuxumas.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c918329e44d---dejiridatizaxe.pdfIn PDF document text
- http://chanakyaaerospacedefence.com/userfiles/file/tafetabuzejiv.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=house+of+ill+famePDF 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 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c279.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC279 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000da8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA8A | 17428 bytes |
SHA-256: 5bcea4717af23f8189deff322e16bb03051a2b6a8aeb49731ab560869e84e8a0 |
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font_02_sfnt_off0000f4ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4AC | 21676 bytes |
SHA-256: ba03b1a06b49c6dff8fa334ec6a5d87524cd85f8ad81605f0ccf6ec604fa1195 |
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font_03_sfnt_off00012a6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A6C | 10164 bytes |
SHA-256: 03834944c02bf4c658a3079aef51fd479a8a84d900ba7d29c57dd0111262d651 |
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font_04_sfnt_off00014120.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14120 | 2984 bytes |
SHA-256: f5763d9aaaf6b31d9951aadd5d73fb52657fcab9edda70d4d78a4270f5c7ade5 |
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