MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF file is detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. It contains a link farm pointing to compromised WordPress upload directories, suggesting an attempt to redirect users to malicious content. The document body, though heavily obfuscated, contains keywords related to file conversion, likely a lure to encourage clicks on the embedded malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://bubblesoflove.net/wp-content/plugins/formcraft/file-upload/server/content/files/160819da92a7d8---48382111669.pdf In PDF document text
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160787eafd3d83---puzoduwosasawikebe.pdfIn PDF document text
- http://wisdomtours.net/upload/file/26812956491.pdfIn PDF document text
- https://www.brunosistemi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f07073ea04---79739333906.pdfIn PDF document text
- https://amenagementsoleil.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608dc0256235a---82003301744.pdfIn PDF document text
- https://truck-diagnostic.ru/wp-content/plugins/super-forms/uploads/php/files/afe59370960f4d33ffab164a0d8bd7e6/32231296631.pdfIn PDF document text
- https://citronixdeflection.com/nbloom/fckuploads/file/87912604074.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16081c73a5d8ac---genumof.pdfIn PDF document text
- http://www.colormotion.cz/UserFiles/file/6345397642.pdfIn PDF document text
- https://jxloanchien.com/style/postimage/file/47446023327.pdfIn PDF document text
- https://movesforfree.com/wp-content/plugins/super-forms/uploads/php/files/v48gdalm2a05enneb12l9loho3/79706767100.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/8c407a913a546c86e28d9759b59bf293/68802669896.pdfIn PDF document text
- http://rogo-rotterdam.nl/files/83272785423.pdfIn PDF document text
- http://zhodnoceni-penez.cz/is/images/FCKeditor/File/43639297262.pdfIn PDF document text
- https://airflow-skateboards.com/upload/file/lazizitubobosemusedomof.pdfIn PDF document text
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/16087574f8f44d---jarusabedewuguviza.pdfIn PDF document text
- https://expresstestingatl.com/wp-content/plugins/super-forms/uploads/php/files/5698cc5fd9327a5caf68c63e23c78476/viwasoxusobudanokeminu.pdfIn PDF document text
- http://middlegeorgiacoinclub.com/wp-content/plugins/formcraft/file-upload/server/content/files/16095c0039a51e---75359050196.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/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=convert+ppt+to+pdf+without+changing+font+online+freePDF 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_off0000e672.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE672 | 5296 bytes |
SHA-256: 8ed1982ed332e8c027061d79763e8b6e87016e42dd6e6913f93d4b4f3a4ca2f4 |
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font_01_sfnt_off0000f888.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF888 | 10644 bytes |
SHA-256: f74ed489f88bc0e15ccf33a1b4ea7b83c9053759fdfb34fd6b485eb8d37ae328 |
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