MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links, many pointing to compromised WordPress sites and disposable hosting, suggesting it functions as a link farm to distribute malicious content or conduct phishing. No scripts were extracted, but the PDF structure and link farm behavior indicate a likely intent to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
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://alptw.com/images/files/judola.pdf In PDF document text
- http://vtvxm.vn/userfiles/file/jufitifaxowiverebalos.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c18d2eecd57---74316556540.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c29a03ad173---84041980264.pdfIn PDF document text
- http://lirealestatelitigator.com/wp-content/plugins/super-forms/uploads/php/files/04021bbf3d7a64f1a215950fbcf940d1/gebekewamemoxav.pdfIn PDF document text
- https://fobiy.net/wp-content/plugins/super-forms/uploads/php/files/966094f0e2f639395ff86d4718dbce6b/kemob.pdfIn PDF document text
- http://www.northeastmarquees.com/wp-content/plugins/super-forms/uploads/php/files/4cba47b612b9da3bfd44e0f3b0034a49/lemibiv.pdfIn PDF document text
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/160e8f4aa2fbb3---kipale.pdfIn PDF document text
- https://www.fmworks.com.tr/wp-content/plugins/super-forms/uploads/php/files/s4dkh2q30avggoch6hdt00n0vp/kuvidopunidepax.pdfIn PDF document text
- http://mvdeastudio.it/userfiles/files/82044981422.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160b8ba3598eb3---99663460690.pdfIn PDF document text
- https://scavilecis.it/userfiles/file/kogusofajosixilopo.pdfIn PDF document text
- http://noithatnhapkhaugiasi.com/luutru/files/gafosigatadoji.pdfIn PDF document text
- http://tasteofruraleurope.eu/upload/File/xisojuxozasekozijenamajig.pdfIn PDF document text
- https://phoenixturkey.com/upload/ckfinder/files/34174404758.pdfIn PDF document text
- https://nscs.org/wp-content/plugins/super-forms/uploads/php/files/32d6684c5ac1290a7bd93b7b851eb410/lasaxo.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0a8ee68e0e---gusajun.pdfIn PDF document text
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b62310b9dd7---21008471013.pdfIn PDF document text
- http://3colorjazz.com/fckeditor/userfiles/image/80443445906.pdfIn PDF document text
- http://ildungrice.com/fileupload/fckeditor/file/ludav.pdfIn PDF document text
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609db2d585191---tokuzodinibuxudek.pdfIn PDF document text
- http://curtisfamilyfun.net/clients/e/e0/e02f67ab5b6879a7eb6c21a3163f7106/File/rolororiwimikiwasad.pdfIn PDF document text
- https://sambelteri.com/contents//files/53647550965.pdfIn PDF document text
- http://tinavaron.com/ckfinder/userfiles/files/lakifilopevurom.pdfIn PDF document text
- https://www.dolphinrfid.com/wp-content/plugins/formcraft/file-upload/server/content/files/160daa731308cf---jugizorapo.pdfIn PDF document text
- http://meechoktoolmart.com/user_img/files/26447524688.pdfIn PDF document text
- http://cfacgroup.com/uploads/FCK_files/file/1640520892.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=self+portrait+lesson+plan+primary+schoolPDF 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_off0000f581.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF581 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010d93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D93 | 16916 bytes |
SHA-256: b6ec96ed1ca120c200828703e1d83701c98268a8165fc676cd72ecf1e717f033 |
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font_02_sfnt_off00013998.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13998 | 10936 bytes |
SHA-256: 9be94f89043a656b8abe9094ffc8e77c0bcba84cdc146aee0959299c77b00ed9 |
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