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 links to external websites, many hosted on compromised WordPress installations, suggesting it is used as part of a link farm for phishing or malware distribution. The document body, though heavily obfuscated, appears to be a lure related to iPhone technical support, aiming to trick users into clicking malicious links.
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://wastran.ru/uplcv?utm_term=how+to+do+a+hard+shutdown+on+iphone+x PDF link annotation
- http://kursadowicz.pl/Upload/file/weruje.pdfIn PDF document text
- http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b760fe4e6b9---jobudinexu.pdfIn PDF document text
- http://atenngo.com/admin/sites/site/documents/67945368960.pdfIn PDF document text
- https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f1d7748feb---lolikixidifabowuna.pdfIn PDF document text
- https://3dreamstudios.com/wp-content/plugins/super-forms/uploads/php/files/f0fe00d1fc6ffc979f217afc507ef8d5/19510415310.pdfIn PDF document text
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/ad31b036f2fd0419d3575c90aabe9959/19007058288.pdfIn PDF document text
- https://snabavto.com/wp-content/plugins/formcraft/file-upload/server/content/files/160722eb13e3d9---labujisenokinad.pdfIn PDF document text
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/160975aebab0ab---jafujibonotosonaw.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160757a34a40ce---sopupasabuwugin.pdfIn PDF document text
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160724b441bca0---86084836775.pdfIn PDF document text
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160853febf3d0b---danelaresarat.pdfIn PDF document text
- https://bringem.de/wp-content/plugins/super-forms/uploads/php/files/a81aaa3f9f37e08c1c6fb67a419bfb38/39336197226.pdfIn PDF document text
- http://0-50.ru/userfiles/file/28709880786.pdfIn PDF document text
- https://longhoang.vn/upload/files/pizuxegegikedu.pdfIn PDF document text
- http://tubietelbar.hu/uploadfile/32320369806.pdfIn PDF document text
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5c1ce0283e---banum.pdfIn PDF document text
- https://myupfield.link/wp-content/plugins/super-forms/uploads/php/files/bb6a45jp0pml3cksiq054atrlf/66190061871.pdfIn PDF document text
- https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/435178721ef347493e6ff4de66aa3383/dafitajuwutulugevomow.pdfIn PDF document text
- https://ka-base.no/images_content/file/lifikasesibepen.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e458.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE458 | 5136 bytes |
SHA-256: a54b1fe9f98cb276ad99157f3d6fe690008d1161a3ba0e55a37ef0a3ee553396 |
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font_01_sfnt_off0000f5dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5DC | 10936 bytes |
SHA-256: a79b3821be1d3aac18200da28b0bb8359e82aaab3e66d88c8059cacb555cc949 |
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