MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. It contains numerous links pointing to compromised WordPress upload directories, suggesting it's part of a link farm designed to distribute malware. The document body, though heavily obfuscated, appears to be a lure for a free workshop manual, a common social engineering tactic.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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 https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/16078e17b4646e---gezekanujunudusolujegugu.pdf In PDF document text
- https://www.nuyew.academy/wp-content/plugins/super-forms/uploads/php/files/c16cb46e10e6b95da5657ae7f5125d3a/vuravubevasuxu.pdfIn PDF document text
- http://duetsepolno.pl/userfiles/file/gesutovu.pdfIn PDF document text
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/160d20aeaef1bb---7615949921.pdfIn PDF document text
- https://action-roofing.com/wp-content/plugins/super-forms/uploads/php/files/561250537c07c0f1ffbea781af9338d1/14814324189.pdfIn PDF document text
- https://nolimitscenter.be/peausitive/images/FCKeditor/file/77321352119.pdfIn PDF document text
- http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160871c96cfb56---rifavokajezelaneno.pdfIn PDF document text
- https://elektrona.cz/files/file/zafijojigenababopu.pdfIn PDF document text
- http://chinocorporatechallenge.com/clients/6216/File/36752854276.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a9e6dd06bfd---25543790006.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/f5553558c30b2f9de79cc0a667ec428c/jawetinujuder.pdfIn PDF document text
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609031984add7---28416163838.pdfIn PDF document text
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fd43b78d2d---1781780874.pdfIn PDF document text
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098be302272c---xapawunafuzegokedexuv.pdfIn PDF document text
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9b51b4332e---karop.pdfIn PDF document text
- https://biocoils.com/img/file/29040208203.pdfIn 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/~3/1xuhb7AK25c/uplcv?utm_term=isuzu+trooper+workshop+manual+free+downloadPDF 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_off0000be8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE8E | 5424 bytes |
SHA-256: c086a45d43fbece3fa3d8ca31da2ee82dc57794c0af8251dc381800c61f1bceb |
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font_01_sfnt_off0000d0ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0ED | 9996 bytes |
SHA-256: 2fe32afdbd68895579af9be0d279177581271a46f08a83b9dd230832e007aaa6 |
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