MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised CMS upload directories, suggesting it functions as a link farm for phishing or malware distribution. The document body is heavily obfuscated and appears to be generated content, further supporting a malicious purpose rather than legitimate document content.
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 https://drafthe.ru/uplcv?utm_term=who+is+holden+talking+to+in+the+catcher+in+the+rye PDF link annotation
- https://jgmurphy.com/wp-content/plugins/super-forms/uploads/php/files/518022d2d530195bf73cce55a7a405de/36257078149.pdfIn PDF document text
- http://aimic.com/userfiles/file/23352040973.pdfIn PDF document text
- https://fizjolech.pl/userfiles/file/setaxejunovo.pdfIn PDF document text
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/8cdaf125aedd851fc18519992baf1589/42119396928.pdfIn PDF document text
- http://cgt-fo-csc.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16087e1da65c06---75143869273.pdfIn PDF document text
- https://cambodiaangkorhomestay.com/userfiles/file/fajijiw.pdfIn PDF document text
- http://backupcenters.com/userfiles/file/pafujisojesikubanijo.pdfIn PDF document text
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160849f3c5bc18---76476592555.pdfIn PDF document text
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/d8hueltp4c7arunmgthmlgbl32/melowibu.pdfIn PDF document text
- https://calldidocta.com/wp-content/plugins/super-forms/uploads/php/files/eda3c1e29123e248b3eb4acb9e0fe2e0/70794373554.pdfIn PDF document text
- https://www.colours-of.com/wp-content/plugins/super-forms/uploads/php/files/79tjtne7qm22r3q4h5cmfpcjq2/gofowapuzadutudezebuk.pdfIn PDF document text
- https://digidatadecolombia.com/wp-content/plugins/super-forms/uploads/php/files/7b212851499c418973f013fc1edfbffb/kiwip.pdfIn PDF document text
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d4140e712e---74879673473.pdfIn PDF document text
- https://hcs1000.org/wp-content/plugins/super-forms/uploads/php/files/a6a87610bf823baa42b5a7e5395a702d/987740048.pdfIn PDF document text
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d8ed5d218d---98565615459.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f573.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF573 | 5168 bytes |
SHA-256: 60455d5c8e38d52cdf09ea8d2ca54c3d5439a741711f2ba455e56f388496b57d |
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font_01_sfnt_off00010708.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10708 | 10652 bytes |
SHA-256: 26c6b0ad62cc7383aad55e9f6646fd7f8b01882a20903ae6b57bf3523584c398 |
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font_02_sfnt_off00012b66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B66 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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