MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was identified as malicious by a ML classifier and ClamAV, indicating a high likelihood of malicious intent. Heuristics indicate the PDF functions as a link farm, with numerous external URIs pointing to various domains, some of which are hosted on compromised CMS uploads. This suggests the document is likely part of a phishing or SEO poisoning campaign, aiming to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
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://soportedevida.mx/ckfinder/userfiles/files/wufurewudixatakul.pdf In PDF document text
- https://khotelmarket.com/FileData/ckfinder/files/20210904_8C1259DFE47DAB25.pdfIn PDF document text
- https://binhvi.com/upload/files/tuwagapewu.pdfIn PDF document text
- https://ykitraders.com/UserFiles/file/73132975060.pdfIn PDF document text
- http://creaorganization.com/depo/sayfaresim/file/muwezoxifeta.pdfIn PDF document text
- http://tdbakademi.org/userfiles/files/kerazeledese.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ce6b10b121---dimalimibaderidi.pdfIn PDF document text
- http://thayloilocnuoctaihanoi.net/upload/files/32929898250.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1614965361b7d8---45490829504.pdfIn PDF document text
- https://gpagroup.in/wp-content/plugins/formcraft/file-upload/server/content/files/16144125c31926---1358164742.pdfIn PDF document text
- https://lingchuanfloor.com/app/webroot/userfiles/files/62930856546.pdfIn PDF document text
- http://gsprojekt.eu/userfiles/files/40250225057.pdfIn PDF document text
- https://tommytest.dish1314.com/data/html_editor/files/2874038773.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16149778c5100e---fidiguxitalifirupufuku.pdfIn PDF document text
- https://rheinfurth.de/userfiles/file/fujamemufonatixodi.pdfIn PDF document text
- http://malopolskiszlakwinny.pl/upload/File/93724826382.pdfIn PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16131c7c7f338c---vazovosepilu.pdfIn PDF document text
- http://maidichike.com/upload/files/86836011036.pdfIn PDF document text
- https://xn--64-mlcufjjaii0l.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/197db01a5b7bb992a08abd5057651bc8/fejedabipiwa.pdfIn PDF document text
- https://yarpaket.ru/userfiles/file/35020407145.pdfIn PDF document text
- http://www.highlandmetals.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16134d38aca2ba---32697480345.pdfIn PDF document text
- https://cleaner.pl/userfiles/file/barigegor.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/494e04c78af218d2e6f875cee0f97445/69121563840.pdfIn PDF document text
- http://dnt-mayak.ru/content/File/75607390759.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=nba+2k15+android+requirementsPDF 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_off0000fdde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDDE | 18328 bytes |
SHA-256: f56e5ccd2d67b74bc30879a27dddd617c457c01676c627d3dc85bb6187104c1f |
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font_01_sfnt_off00012e0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E0C | 11124 bytes |
SHA-256: 660d090404dd1cb4bcefb1e333b2826898a5800045ec8dce80d1f7cf2438af17 |
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font_02_sfnt_off00014800.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14800 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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