MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a link farm pointing to compromised WordPress upload directories, suggesting an attempt to host malicious content. The presence of embedded URLs and the nature of the heuristics indicate a phishing or malware distribution scheme, likely delivered via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/1609d1f67c2be7---zirudesotopipow.pdf In PDF document text
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1607c378766829---16118223897.pdfIn PDF document text
- https://alllegaltask.com/wp-content/plugins/super-forms/uploads/php/files/kvps3cu273vviofm4a26pmuua0/zujijasuxotepixo.pdfIn PDF document text
- https://hartwellcook.com/wp-content/plugins/super-forms/uploads/php/files/52798b6de2df179c05b8cea61d90578a/11836200467.pdfIn PDF document text
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/a774de100c8f66e3b86d83d6c06f86c9/11100920943.pdfIn PDF document text
- https://www.novet.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607604717e097---sonalurevaminuviro.pdfIn PDF document text
- https://ols.lighting/wp-content/plugins/super-forms/uploads/php/files/f3f4088a2fdd62ad5ee32d6a1e02b0cc/96028045443.pdfIn PDF document text
- http://amirafouad.com/uploaded_files/file/rugiluwufevul.pdfIn PDF document text
- https://www.mii.net/wp-content/plugins/super-forms/uploads/php/files/c385afffac92d012511fcde7aed8d600/lekud.pdfIn PDF document text
- https://ebooksweb.net/files/file/megapixavadisoxe.pdfIn PDF document text
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087db5f8fcbe---fujat.pdfIn PDF document text
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/7911033186.pdfIn PDF document text
- http://alpha-cp.com/userfiles/file/xuxavakuwonodakugom.pdfIn PDF document text
- http://www.microsinusectomi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f62456401f---54138073111.pdfIn PDF document text
- http://openstaxIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=geometry+chapter+5+cumulative+review+answersPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d1a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1A5 | 5584 bytes |
SHA-256: 7174c57240551e9c6004fe974b1747e79567452f7730c6bd315d867b65afc45d |
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font_01_sfnt_off0000e495.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE495 | 11296 bytes |
SHA-256: cb4f17358ddd8d18b9260a6850937e6f9129d767791254d6d39368bda09533de |
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