MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS uploads and disposable hosting. Heuristics indicate a link farm designed to redirect users to potentially malicious sites. ClamAV and ML classifiers confirm the malicious nature of the PDF, flagging it as a phishing trojan.
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://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acbe891e4fa---xubumunoloxamavadatexan.pdf In PDF document text
- https://theshairpodcast.com/wp-content/plugins/super-forms/uploads/php/files/a5ad9c45942ee400b1ef3afbda07da50/jufukosupupotiv.pdfIn PDF document text
- http://boulderdivorcelaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160706e5f92f08---1048532792.pdfIn PDF document text
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/1b02a8d72fabd0aa24531a7c11051f52/pokagizerosediwotugu.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/12c12b42b1c7cb291269d0b6bee22bf6/34617592495.pdfIn PDF document text
- http://bagandpack.ru/wp-content/plugins/super-forms/uploads/php/files/b15e9eebc8bd7781f511c8a79e4cabf2/69492133415.pdfIn PDF document text
- http://master-sign.ru/ckfinder/userfiles/files/43677650295.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/b8e0upf5s7fh3ul18joj97a8a7/88329092480.pdfIn PDF document text
- https://cald-lighting.com/wp-content/plugins/super-forms/uploads/php/files/d61d655326bc571be088d2ee90f09324/13631993920.pdfIn PDF document text
- https://siyata.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1607b0b521be30---70092979200.pdfIn PDF document text
- https://festival.bg/fckeditorfiles/file/lopedipamanutavudabewojas.pdfIn PDF document text
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099bdb0e7182---bilodivi.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/s0pvi69rfjq460phcqgijjesn4/1318281561.pdfIn PDF document text
- http://centroolosprato.it/userfiles/files/bifitufafopatixozuf.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/GLLx1DTH0VQ/uplcv?utm_term=ozark+trail+teepee+tent+setupPDF 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_off0000d539.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD539 | 4952 bytes |
SHA-256: 5fee286c4de5aa54a645f49efc6357fbb93822dfb80b6c207e91caff8c46361b |
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font_01_sfnt_off0000e626.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE626 | 9672 bytes |
SHA-256: 0191299f3ad55713efaa35ee40cd8f67d5bb6f2df429c3435ad66f8286258094 |
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