MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a link farm pointing to compromised WordPress upload storage and disposable hosting, suggesting an attempt to distribute malicious content or conduct phishing. The embedded URLs are likely part of a campaign to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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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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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://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b92f3c763f0---41675769902.pdf In PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/1606c9be982c1b---tovatutamawefamapatenovaf.pdfIn PDF document text
- http://111-orte.de/testarea/cwsCMSlight/media/files/vowapovo.pdfIn PDF document text
- http://discarga.com/wp-content/plugins/formcraft/file-upload/server/content/files/160985197d5298---33654822728.pdfIn PDF document text
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607475f354928---nakomifadeponudetoxe.pdfIn PDF document text
- https://asiarsolutions.com/userfiles/file/visonejuga.pdfIn PDF document text
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/1dr6n95td72bpu31mlo8nbf7t0/91378456616.pdfIn PDF document text
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/160729c42c55e7---71318047741.pdfIn PDF document text
- http://aihyang.com/userfiles/file/kakijiwuzu.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160d1c54625a33---68598769116.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/f1gkva8chhmmt39is5roq5fhq7/60223219600.pdfIn PDF document text
- https://cosalesrep.com/wp-content/plugins/super-forms/uploads/php/files/894c99b73c7bcef52771f92b3df64038/bujifen.pdfIn PDF document text
- https://oxi-dental.ro/imagini_ws/velifogepe.pdfIn PDF document text
- http://pk.mo/userfiles/file/61348897006.pdfIn PDF document text
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/6d6197085ab5c6926c4c09fa8fd65917/36766536091.pdfIn PDF document text
- http://altinay-law.com/images/file/vejenax.pdfIn PDF document text
- https://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/b17e4bbe92fa135db11034df14e4a6b1/16136912491.pdfIn PDF document text
- http://aczelzalog.hu/tmp/jekomabawunoger.pdfIn PDF document text
- https://www.horisunmauritius.com/wp-content/plugins/super-forms/uploads/php/files/87454832e311615f0549b03efeb56a3f/17385436561.pdfIn PDF document text
- https://action-roofing.com/wp-content/plugins/super-forms/uploads/php/files/723ed4914cefd2dbce76c62400acef61/93663886987.pdfIn PDF document text
- http://brmc.jp/user_data/userfiles/files/dapubew.pdfIn PDF document text
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7ccdd879e0---mizemokoxolurofuzozomu.pdfIn PDF document text
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cbe58a4191e---bimawosazoburefogatibuwu.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/6sekhvrc02qo4vbpl6ocnshfbj/69974470324.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=pg+trb+syllabus+for+history+in+tamilPDF 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_off0000efef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFEF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010806.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10806 | 10884 bytes |
SHA-256: 7c0ed9e4dcb1219c976cf8d8d965167e01f3392ac85ccb1f502cd6301f781dbf |
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font_02_sfnt_off000120ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120FF | 17344 bytes |
SHA-256: 3d304132ab11ea959a5676a3ef978aace811745e98976f2d5cfbf5a8f8cdf0c1 |
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