MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF sample was flagged by multiple heuristics as malicious, including a critical ClamAV detection and a high ML score. It contains numerous links to compromised CMS upload directories and disposable hosting, suggesting it's part of a link farm designed to redirect users to malicious content. The presence of external URIs and the nature of the links indicate a likely phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://beautybybelief.com/admin/images/file/jigijebofolo.pdf In PDF document text
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160df477adc47f---22914425938.pdfIn PDF document text
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a3e2d1f1807---bitodadibaduj.pdfIn PDF document text
- https://englewoodgrassfarm.com/wp-content/plugins/super-forms/uploads/php/files/d176daf1aaf7cf8094c08e6cca97c624/zufugaf.pdfIn PDF document text
- http://www.rkcomdesignservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad5362b4ecb---bizoze.pdfIn PDF document text
- https://aimara-bg.com/userfiles/file/zadilimugux.pdfIn PDF document text
- http://www.rec39.ru/wp-content/plugins/super-forms/uploads/php/files/577f3b8a6484eda417b14402682072ed/bubatesugisevudakidezisi.pdfIn PDF document text
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca7833ceb3---wipipofudabaxukamidetari.pdfIn PDF document text
- http://cricalliance.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077173f814e1---1345559026.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607938c0dc890---72903028905.pdfIn PDF document text
- http://bezpiecznamlodosc.org/files/file/pezexi.pdfIn PDF document text
- https://grupo-kayros.com/userfiles/file/91930004233.pdfIn PDF document text
- http://cfacgroup.com/uploads/FCK_files/file/vunovo.pdfIn PDF document text
- http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/jtv158a4hle6r0o3cf3j9p85ep/64815862308.pdfIn PDF document text
- http://www.majorisinvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c0552b7cf1f---47615953290.pdfIn PDF document text
- https://assurancemauricie.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a60a08c1e9c---xudupo.pdfIn PDF document text
- https://amd-export.com/site/upload/file/28106094861.pdfIn PDF document text
- http://conwaychristian.org/wp-content/plugins/formcraft/file-upload/server/content/files/160bd59582d604---suviwunotudaka.pdfIn PDF document text
- http://jrmhandling.nl/upload/file/lorumabe.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/s3k7oak6lc5u7vu3tptuuubo7b/8233295948.pdfIn PDF document text
- http://rauvuonsach.net/images/uploads/files/70533063127.pdfIn PDF document text
- http://robertfeinberglaw.com/images/edit_images/file/49433860017.pdfIn PDF document text
- http://yuha.be/_files/file/zigito.pdfIn PDF document text
- http://aaexpansionjoint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160953b0cde447---faselu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=data+analytics+models+and+algorithms+for+intelligent+data+analysis+pdfPDF 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000100b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100B6 | 17172 bytes |
SHA-256: 90b65dbe995ebbd391a1778b55a0d4aa07767aa8207c8cab542baed9983818df |
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font_01_sfnt_off00012d7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D7C | 11184 bytes |
SHA-256: 021a780b20df6a49279bec8236c752559f4960fb87c00f14ecb4102a8f2b679b |
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font_02_sfnt_off00014747.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14747 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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