MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and link farms pointing to compromised CMS upload storage, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a malicious document, likely delivered via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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 https://philabc.ru/uplcv?utm_term=how+to+craft+mechanical+bow+in+fortnite PDF link annotation
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c8d8f1d0daa---runotasoguzizexodewit.pdfIn PDF document text
- https://primax.fr/wp-content/plugins/super-forms/uploads/php/files/ubo2red4i2gsmtjrdtkgg99ll6/12252107574.pdfIn PDF document text
- http://gdlianyu.com/uploadfiles/file/5133616352.pdfIn PDF document text
- http://boulderdivorcelaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093b78a1d3fe---gepikif.pdfIn PDF document text
- https://criteriacambio.com.br/wp-content/plugins/super-forms/uploads/php/files/b3dpnf6d5491n4d5uc3omoju06/39296000960.pdfIn PDF document text
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b30d1d5860b---88710455873.pdfIn PDF document text
- https://hizlipin.com/calisma2/files/uploads/14036254219.pdfIn PDF document text
- https://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c9216f61cde---66568514697.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160710df717869---64188589082.pdfIn PDF document text
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/bad668007c0491aa0ddb25f482253220/46377475349.pdfIn PDF document text
- http://verkaufs-akademie.com/userfiles/file/makigilude.pdfIn PDF document text
- http://smartcevent.com/clients/871459/File/vovujo.pdfIn PDF document text
- http://www.radioemka.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a948cddf5ae---19252244893.pdfIn PDF document text
- http://elementsgogreen.com/userfiles/file/vevabobuxixarudenure.pdfIn PDF document text
- https://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/2v5c48f35v8opclrdqhfsul4e7/godazujum.pdfIn PDF document text
- http://artospace.com/pics/file/91353356297.pdfIn PDF document text
- https://istocdukkan.com/userfiles/files/67522843032.pdfIn PDF document text
- http://sip7.online/wp-content/plugins/super-forms/uploads/php/files/d889c876fb3cc59811e695039042e816/72441798074.pdfIn PDF document text
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/69412125169310cb9f4aa6e7a4834219/79374185477.pdfIn PDF document text
- https://elearning-chemistry.ro/userfiles/file/60309825917.pdfIn PDF document text
- http://zwickerfoto.hu/_user/file/60869111504.pdfIn PDF document text
- https://unique.global/wp-content/plugins/super-forms/uploads/php/files/71e0cd131472da9bed2e5de59d494cf1/jinijeliremizomunafisilu.pdfIn PDF document text
- https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/dad8a9d73ba3914b5f7c01787065f8a8/ronusufijejizufedinugiju.pdfIn PDF document text
- http://pusancard.com/userData/board/file/bitisozikikusomar.pdfIn PDF document text
- http://bike-aholic.com/UserFiles/file/12429404687.pdfIn PDF document text
- 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_off0000efd5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFD5 | 17452 bytes |
SHA-256: 27d7625240c973ac62f1bccf866cf179ee23f27457a84bb380b0b0913da7f66d |
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font_01_sfnt_off00011dbf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DBF | 10648 bytes |
SHA-256: 87a677dd75e7a394fc596d95b50fd709bbe103907ecd6dddc068667527d8d86b |
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font_02_sfnt_off000135ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135EE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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