MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous links to external websites, many of which are hosted on compromised CMS uploads or disposable domains, indicating a link farm designed for phishing or malware distribution. The ML classifier and ClamAV detection strongly suggest malicious intent, with the document likely serving as a lure to download further malicious content. No scripts were extracted, but the URL structure and heuristic firings point to a phishing or downloader attack pattern.
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 http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160749ba59645e---24064515713.pdf In PDF document text
- http://bitite.lv/media/txt/122/file/jezawederofopaje.pdfIn PDF document text
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608ae4caede34---fadekurisojawo.pdfIn PDF document text
- http://saovietgroup.com/upload/FCK/file/zadanibob.pdfIn PDF document text
- http://dui-antidote.com/images/userfiles/file/biziduxozokopitagasipilen.pdfIn PDF document text
- http://ebsenglish.net/_UploadFile/Images/file/81598437627.pdfIn PDF document text
- http://coss-wynn-reunion.com/clients/d/db/dbe3622004495b304d8703879a486b7d/File/toguvuviruwasigejiluwa.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608272576185d---684872576.pdfIn PDF document text
- http://sosonomo.com/ckfinder/userfiles/files/66505150854.pdfIn PDF document text
- https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/5dbc24df51cadb6c51916465262aa0d8/10526212633.pdfIn PDF document text
- http://zelene-centrum.cz/webpagebuilder/ckfinder/userfiles/files/60775385563.pdfIn PDF document text
- https://couvreur-hautdoubs.fr/internet_new/images_et_fichiers//file/83258906091.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609691a926ce4---bijuxopisetolulaxajibap.pdfIn PDF document text
- https://terravistahometeam.com/wp-content/plugins/super-forms/uploads/php/files/10464cb90d6886413ae236e3e5d15769/zojusegikujobexawex.pdfIn PDF document text
- https://alajuusa.ee/media/contents/file/jofiralafo.pdfIn PDF document text
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160860d4463644---zeniziwazuguminub.pdfIn PDF document text
- https://postscriptproductions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609826312cf65---xatopupanibitofefolob.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/ngfLrbzwjls/uplcv?utm_term=how+to+change+the+wifi+of+chromecastPDF 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_off000131ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131BA | 5316 bytes |
SHA-256: 3c47ed3a160d157a1254e4a0842a4a8f78e1786b103c14d6fd13632144f0b79f |
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font_01_sfnt_off000143b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x143B9 | 11896 bytes |
SHA-256: d61a7b14d7ee5b8418ff26a5ba4b366225da2370e05816445ed429d156825549 |
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