MALICIOUS
176
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 potentially compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users. The presence of a raw IP address in one of the URIs further increases suspicion. ClamAV detection and ML classification strongly indicate malicious intent, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://xn--80aamdqpfpr.xn--p1ai/upload_picture/76380342931.pdf In PDF document text
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ce3d567b3e---texetuvutevurasirezaxusi.pdfIn PDF document text
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160f48bc7c0b44---sowevisitawujoxapudane.pdfIn PDF document text
- http://albino-pitti.com/pub_img/file/tokorobufozulinujotom.pdfIn PDF document text
- http://labsshop.com/d/files/zomejabo.pdfIn PDF document text
- http://sun-green.be/ckfinder/userfiles/files/kixozifatekejexew.pdfIn PDF document text
- https://stakeoutllc.com/wp-content/plugins/super-forms/uploads/php/files/299d5b788df6799cb2025ecccf3e0e99/nabumupiridaruteri.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd5d842da4d---3834995091.pdfIn PDF document text
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/aje7410o2p4fd8n0ue3c4rof0q/52491966420.pdfIn PDF document text
- http://www.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160ee85d3de714---meroleduxodejozuripekom.pdfIn PDF document text
- https://www.dolphinrfid.com/wp-content/plugins/formcraft/file-upload/server/content/files/16095fdeef14d8---77040143203.pdfIn PDF document text
- https://enville.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076a5f29e8d3---mitafubova.pdfIn PDF document text
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160778da25f2c0---61061913668.pdfIn PDF document text
- http://personal.sut.ac.th/chantira/port/ckfinder/userfiles//files/40816281961.pdfIn PDF document text
- http://peggylittlelawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/loxajubeso.pdfIn PDF document text
- https://imagebrandstudio.com/userfiles/file/12646593211.pdfIn PDF document text
- http://women-for-marriage.com/ckfinder/userfiles/files/9363106185.pdfIn PDF document text
- http://140.121.161.111/ckfinder/userfiles/files/ramilus.pdfPDF link annotation
- http://bbdecontra.com/userfiles/files/45299369462.pdfIn PDF document text
- http://chuaphucluong.com/uploads/image/files/padikavibolu.pdfIn PDF document text
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aeef1a82cbd---nawadotog.pdfIn PDF document text
- http://vijyaiprismcrm.com/userfiles/files/tulerufelisivitexes.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/16095b845d19b4---bukewafojamadulawajareza.pdfIn PDF document text
- https://www.ltgpartners.com/wp-content/plugins/super-forms/uploads/php/files/0a3a8e7a13cf0a2d33a499cc60b70d63/sulatebadaken.pdfIn PDF document text
- https://fotobolfestmeny.hu/mvc/userfiles/file/664272292.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=personality+assessment+screener+manualPDF 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_off0000e8c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8C0 | 10608 bytes |
SHA-256: 527e0b64dd5c44dbdbf8f9156437279aa4b5690a9d6776cc5cd7b38ce64c10b9 |
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font_01_sfnt_off00010106.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10106 | 18088 bytes |
SHA-256: 75846425df5fbc6d569c4192d95cfdfed032867afef0519cf6255e81e2d00951 |
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font_02_sfnt_off00012fdb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FDB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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